Machines for laying mineral-asphalt mixtures class II
Study mode
Question of 284
1. At what distance measured horizontally from the outermost conductors for power lines with a rated voltage not exceeding 1 [kV] is the operation of a machine or technical device permitted?
a) not less than 5 [m],b) not less than 2 [m],
c) not less than 3 [m].
2. At what distance measured horizontally from the outermost conductors for power lines with a rated voltage above 1 [kV] but not exceeding 15 [kV] is the operation of a machine or technical device permitted?
a) not less than 5 [m],
b) not less than 10 [m],c) not less than 15 [m].3. At what distance measured horizontally from the outermost conductors for power lines with a rated voltage above 15 [kV] but not exceeding 30 [kV] is the operation of a machine or technical device permitted?
a) not less than 15 [m],b) not less than 5 [m],
c) not less than 10 [m].
4. At what distance measured horizontally from the outermost conductors for power lines with a rated voltage above 30 [kV] but not exceeding 110 [kV] is the operation of a machine or technical device permitted?
a) not less than 10 [m],
b) not less than 15 [m],
c) not less than 20 [m]. Machines for spreading mineral-asphalt mixtures Class II5. At what distance measured horizontally from the outermost conductors for power lines with a rated voltage above 110 [kV] is the operation of a machine or technical device permitted?
a) not less than 10 [m],b) not less than 15 [m],
c) not less than 30 [m].
6. Can workstations be organized in the danger zone under overhead power lines?
a) yes, but only after meeting additional requirements,
b) no, never,c) yes, always.
7. What is the safe distance X for operating a machine or technical device near overhead power lines with a rated voltage of 400 [V]?
a) not less than 5 [m],
b) not less than 3 [m],
c) not less than 30 [m].8. What is the safe distance X for operating a machine or technical device near overhead power lines with a rated voltage above 1 [kV] but not exceeding 15 [kV]?
a) not less than 10 [m],
b) not less than 5 [m],
c) not less than 15 [m].9. What is the safe distance X for operating a machine or technical device near overhead power lines with a rated voltage of 20 [kV]?
a) not less than 30 [m],b) not less than 15 [m],
c) not less than 10 [m].
10. What is the safe distance X for operating a machine or technical device near overhead power lines with a rated voltage of 20 [kV]?
a) not less than 10 [m],
b) not less than 15 [m],c) not less than 5 [m].11. What is the safe distance X for working with a machine or technical device near overhead power lines with a rated voltage above 30 [kV] but not exceeding 110 [kV]?
a) not less than 30 [m],b) not less than 50 [m],
c) not less than 15 [m].
12. What is the safe distance X for working with a machine or technical device near overhead power lines with a rated voltage above 15 [kV] but not exceeding 30 [kV]?
a) not less than 10 [m],
b) not less than 15 [m],c) not less than 30 [m].13. What is the safe distance X for working with a machine or technical device near overhead power lines with a rated voltage of 400 [kV]?
a) not less than 30 [m],
b) not less than 40 [m],c) not less than 3 [m].14. Work in the danger zone area (overhead high voltage power line):
a) under no circumstances can be carried out under electrical lines in the danger zone,b) can be carried out provided that permission has been granted by the work manager,
c) can be carried out provided that the line has been disconnected from voltage, the work is performed in a limited area with groundings, and at least one grounding is visible from the work location.
15. The operator must perform work at a distance X from an active overhead power line with a rated voltage of 400 [V]. He can start work if this distance is:
a) 5 [m],
b) 1 [m],c) 2 [m].16. The operator must perform work at a distance X from an active overhead power line with a rated voltage of 20 [kV]. He can start work if this distance is:
a) 5 [m],b) 3 [m],
c) 15 [m].
17. The operator must perform work at a distance X from an active overhead power line with a rated voltage of 400 [kV]. He can start work if this distance is:
a) 5 [m],b) 15 [m],
c) 50 [m].
18. If the injured person has a detectable pulse but is not breathing, then:
a) chest compressions should be performed,
b) the airways should be cleared and artificial respiration started,
c) he should not be touched.19. When providing first aid to victims of an accident, it is essential to:
a) move away from the accident scene to call a doctor,
b) provide assistance to those in life-threatening situations,
c) give medication to the injured.20. When providing first aid to victims of an accident, it is essential to:
a) move away from the accident scene to call a doctor,
b) ensure your own safety,
c) provide assistance to those in life-threatening situations.21. The obligation to provide first aid to accident victims rests with:
a) everyone, as it is always possible to perform part of the rescue tasks,
b) everyone, but there is always a risk of criminal liability for mistakes made,c) only those who have medical training.22. The accident victim regained consciousness after a few minutes and wants to go home. In this situation, one should:
a) persuade her to stay and call for medical help,
b) give her something to drink and painkillers,c) allow her to go home, recommending a visit to the doctor.23. First aid in a situation where a foreign body has entered the eye of the injured person consists of:
a) rinsing with distilled water directing the stream to the inside of the eye,
b) rinsing with clean water directing the stream from the nose outward from the eye,
c) rinsing the eye with eye drops.24. The injured person cut their leg on an unsecured sharp object. Providing first aid in this situation is:
a) using a tourniquet,
b) applying sterile gauze, wrapping the wound with a bandage,
c) sticking a plaster directly on the wound.25. Suspecting spinal injury in a person who has fallen from a height and is conscious, one should:
a) not move her and wait for medical services to arrive,
b) seat her in a semi-reclining position,c) lay her in a stable lateral position.26. To move away from the place where the electric wire was interrupted and the area is under voltage, one should:
a) slowly step away from this place, taking small steps, trying to maintain continuous contact of the feet with the ground,
b) run as fast as possible to a place that we assess as safe,c) quickly step away from the source of electric shock by lifting the feet high.27. First aid in the case of a first-degree burn is:
a) applying a greasy cream to the burned area,b) applying ointment to the burned area,
c) pouring cold water on the burned area.
28. During work, a high voltage power line was torn down, as a result of which a colleague was electrocuted. In this situation, the correct behavior is:
a) call other colleagues for help with the injured person,
b) turn off the power source as quickly as possible,
c) approach the injured person to provide first aid.29. We perform cardiopulmonary resuscitation until:
a) we have determined that the victim has started to breathe and circulation has returned,
b) the fire brigade arrives and secures the area,c) 10 minutes have passed.30. Immediate action in the case of severe bleeding from an injured upper limb includes:
a) applying a dressing, directly compressing the bleeding site, and elevating the limb,
b) lowering the limb below the level of the heart,c) disinfecting the wound with salicylic alcohol.31. In case of a nosebleed, one should:
a) tilt the head back and place a cold compress on the neck,
b) lean the bleeding person's head forward, pinch the nostrils,
c) lay the injured person on their back.32. The first step in dealing with a victim of carbon monoxide poisoning in a closed room is:
a) assess ABC,
b) evacuate the injured person from the room as quickly as possible,
c) conduct a preliminary examination.33. First aid during seizures caused by an epileptic attack consists of:
a) securing the injured person's head from injuries,
b) placing a wooden object in the injured person's mouth to prevent biting the tongue,c) seating the injured person in a semi-sitting position and giving them something to drink.34. In case of suspected spinal injury in the cervical region in a conscious person, one should:
a) seat the injured person in a chair with a high back,b) place the injured person in a lateral position,
c) not allow the injured person to move their head.
35. The most important thing when a person is buried under earth, sand, or gravel is:
a) notifying the family,b) waiting for the ambulance to arrive,
c) locating the injured person.
36. First aid for a person with a metal rod embedded in their calf involves calling for help and:
a) removing the embedded rod,b) moving the rod to check if the artery has been damaged,
c) securing the rod to prevent movement.
37. The indication for using an AED defibrillator is:
a) severe dizziness,
b) absence of detectable breath and pulse in the injured person,
c) severe chest pain.38. During the operation of a machine/technical device for which you are taking the exam, prohibited actions include:
a) making structural changes to the machine/technical device,
b) performing daily technical service (OTS),c) replacing the working tool.39. During the operation of a machine/technical device for which you are taking the exam, prohibited actions include:
a) cleaning the machine/technical device using gasoline or solvents whose vapors can create flammable/explosive gas mixtures with air,
b) cleaning the machine/technical device using a product compliant with the operating and maintenance instructions,c) refueling the machine/technical device from a canister.40. The machine/technical device for which you are taking the exam may only be operated by:
a) a person with written confirmation of course completion in the form of a plastic card,b) any adult person with technical education and a driver's license of the appropriate category,
c) a person who has completed training and obtained a positive result on the test conducted by the commission appointed by the Łukasiewicz Research Network – Warsaw Institute of Technology.
41. The permissions to operate machines/technical devices for which you are taking the exam are issued by:
a) The County Office appropriate for the address of the person applying for the permissions,b) The Office of Technical Inspection (UDT),
c) The Research Network Łukasiewicz - Warsaw Institute of Technology (SBŁ - WIT).
42. The permissions to operate machines/technical devices for which you are taking the exam:
a) are valid for 10 years from the date of issue,b) are valid for 5 years from the date of issue,
c) are valid indefinitely.
43. A person holding permissions to operate: "Machines for spreading mineral-asphalt mixtures class II" may, based on them, operate:
a) sets of machines for the production of mineral-asphalt mixtures and machines for spreading mineral-asphalt mixtures,
b) only machines for spreading mineral-asphalt mixtures,
c) machines for spreading mineral-asphalt mixtures and machines for spreading concrete mixtures.44. An employee operating a machine/technical device for which you are taking the exam may take up work provided that:
a) the machine/technical device has a valid UDT inspection,b) holds a valid category D driving license,
c) has permissions to operate this type of machine/technical device.
45. In the event of a threat to life, health, property, or the environment caused by a malfunction of the machine/technical device, the operator:
a) continues working, but at the end of the shift makes an appropriate entry in the maintenance book,b) continues working, but at the end of the shift informs the supervisor about the situation,
c) immediately stops work and informs the supervisor about this fact.
46. Lifting and transporting people using working equipment:
a) is possible, but only outside the public road area,
b) is always prohibited,
c) requires the consent of the construction manager.47. The employee operating the machine/technical device for which you are taking the exam has the right to refuse to work when:
a) he has the required personal protective equipment,b) there is an overhead power line with a rated voltage of 110 [kV] at a distance of 35 meters,
c) this work requires special psychophysical fitness, and his psychophysical condition does not ensure its safe performance and poses a threat to others.
48. The employee operating the machine/technical device for which you are taking the exam is obliged to stop work when:
a) the work he is performing poses an immediate threat to the health or life of others,
b) there is an overhead power line at a distance of 35 meters,c) he has the required personal protective equipment.49. The employee operating the machine/technical device for which you are taking the exam is obliged to:
a) independently perform all current repairs of the machine/technical device,
b) comply with the provisions of the operating and maintenance instructions for the machine/technical device,
c) always have a category B driving license.50. The person directly responsible for the safe operation of the machine for which you are taking the exam is:
a) the construction manager,
b) the machine operator,
c) the owner of the machine.51. The operator's book and qualifications for the machine/technical device you are taking the exam for are issued by:
a) Office of Technical Inspection (UDT),
b) Łukasiewicz Research Network - Warsaw Institute of Technology,
c) Transport Technical Inspection (TDT).52. The obligation to use personal protective equipment:
a) arises from the operating and maintenance instructions and health and safety regulations,
b) does not apply on hot days,c) arises only from internal regulations.53. An employee who witnesses an accident at work:
a) is obliged to assist the victims, notify the supervisor, and if necessary secure the accident site,
b) it is enough to notify the supervisor,c) is obliged to assist the victims and then immediately leave the accident site.54. What elements of the machine you are taking the exam for protect the operator in case the machine tips over:
a) machine seat,b) certified safety helmet and reflective vest,
c) ROPS type machine cabin and safety belts.
55. In the event of loss of stability by a machine equipped with a ROPS type cabin, the operator should:
a) quickly turn left and raise the working equipment as high as possible,
b) maintain a seated position while holding on tightly to the steering wheel or other stable elements in the cabin,
c) try to leave the cabin as quickly as possible (before the machine tips over).56. In the event of loss of stability by a machine equipped with a ROPS cabin, the operator should:
a) remain in the cabin,
b) immediately jump out of the cabin,c) turn on the warning/hazard lights.57. The danger zone is defined as:
a) a place where workers must only wear safety helmets,
b) a place where there are threats to the health and life of people,
c) a place where work requiring specialized equipment takes place, and the presence of people is only allowed at night.58. The danger zone on a construction site:
a) is always designated by a surveyor,
b) is designated and/or fenced and marked in a way that prevents access to unauthorized persons,
c) is designated after the construction work has started.59. The area that the operator should check and secure before starting work with a machine/technical device (because there are threats to the health and life of people) is called:
a) dead zone,b) high-risk zone,
c) danger zone.
60. During the charging of batteries, a gas with highly explosive properties is released. This gas is:
a) hydrogen,
b) methane,c) ethane.61. Firefighting foam can be used to extinguish fires of group:
a) C and D,
b) A and B,
c) only C.62. Improper use of a snow extinguisher can result in:
a) burns from the extinguisher components,b) fainting,
c) frostbite caused by the extinguishing agent.
63. Water, fire blanket, powder extinguisher, carbon dioxide, sand are extinguishing agents that we will use to extinguish:
a) solid bodies,
b) liquids,c) oils.64. We can call sorbents:
a) materials made from natural or synthetic substances that absorb liquids,
b) fire blankets,c) petroleum-derived substances.65. Group A fires concern:
a) solid bodies whose normal combustion occurs with the formation of glowing coals, e.g., wood, paper, etc.,
b) flammable liquids,c) flammable gases.66. Group B fires concern:
a) metals, e.g. magnesium, sodium, potassium, aluminum, titanium, etc.,
b) liquids and solid materials that melt, e.g. plastics, fuels, oils, etc.,
c) flammable gases.67. Group C fires concern:
a) gases, e.g. methane, propane, acetylene, hydrogen,
b) flammable liquids,c) solids.
68. Seeing such a pictogram you are informed about:
a) the assembly point during evacuation,
b) the danger zone,c) a larger number of people in a given area.
69. While working you noticed a sign marked 'Zone 0'. It informs about:
a) a space where an explosive atmosphere exists,
b) a zone of a certain fire hazard category,c) a zone of fire load in the building.
70. The presented pictogram informs about:
a) a set of fire protection equipment,
b) the main power switch,c) an internal hydrant.71. Seeing such a pictogram informs you about:
a) the assembly point during evacuation,b) the location of first aid,
c) the emergency exit.
72. Seeing such a pictogram informs you about:
a) the prohibition of using the fire extinguisher,b) the high temperature affecting the fire extinguisher,
c) the location of the fire extinguisher.
73. You see a person whose clothing is on fire and who is running away in panic. Your reaction is:
a) you wave your arms or outer garment strongly next to him to extinguish the burning clothing,b) you tell him to wait in an upright position for the arrival of rescue services,
c) you try to stop him, lay him on the ground, and start extinguishing.
74. Electrical devices and installations can be extinguished using:
a) water,b) foam extinguishers,
c) powder or snow extinguishers.
75. Burning fuel can be extinguished using:
a) powder, foam, or snow extinguishers,
b) low-octane ethylene,c) water.76. Burning clothing on a person can be extinguished using:
a) snow or powder extinguisher,b) plastic material,
c) water mist extinguisher or fire blanket.
77. What obligations does an employee have when they decide to refrain from work due to health and safety regulations?
a) They should organize work for others,b) They have no obligations in this situation,
c) They must immediately notify their supervisor.
78. How can an operator prevent hazards in the workplace?
a) By not reporting faults in machines,b) By ignoring health and safety rules,
c) By using personal protective equipment to minimize risk.
79. It is not permissible to position a workplace directly under active overhead power lines or at a horizontal distance from the outermost wires of less than:
a) for all voltages - 1 [m] from the power line,b) for lines: 1 [kV] - 1 [m], 15 [kV] - 3 [m], 30 [kV] - 5 [m], 110 [kV] - 10 [m],
c) for lines: 1 [kV] - 3 [m], 15 [kV] - 5 [m], 30 [kV] - 10 [m], 110 [kV] - 15 [m], 400 [kV] - 30 [m].
80. How does the operator know what personal protective equipment is required for a given machine/technical device?
a) The operator must independently choose the appropriate protective measures,
b) Information about the necessary personal protective equipment is included in the operating and maintenance manual of the machine,
c) The choice of personal protective equipment depends on the opinion of colleagues at work.81. The operator should refuse to perform the task when:
a) the work requires familiarization with the location of underground and overhead utilities,b) the work is performed at night,
c) the work is inconsistent with the purpose of the machine/technical device.
82. The operator can prevent hazards while operating the machine/technical device by:
a) limiting the use of personal protective equipment,
b) following health and safety rules and adhering to the operating instructions,
c) inattention and routine.83. Which of the following situations is unacceptable during the use of the machine/technical device?
a) The presence of unauthorized persons in the danger zone caused by the operation of the machine/technical device,
b) Operating the machine without supervision,c) Reporting faults directly to the supervisor.84. An accident at work is considered to be:
a) a long-term event related to the work performed, caused by an internal reason, resulting in equipment damage,
b) a sudden event related to the work performed, caused by an external reason, resulting in injury or death,
c) a sudden event unrelated to the work performed, caused by an external reason, resulting in injury or death.85. A fatal accident at work is considered to be an accident in which death occurred:
a) only at the moment of the accident,
b) within a period not exceeding 6 months from the date of the accident,
c) after a period exceeding 6 months from the date of the accident.86. When getting on and off the machine, it is prohibited to:
a) face the machine when getting on and off,b) intensively use the handrails and steps,
c) use the control lever as support.
87. Additional personal protective equipment required during asphalt unloading includes:
a) protective helmet with a face and neck shield and gloves resistant to high temperatures,
b) black protective helmet, mesh face shield, and rubber footwear,c) protective helmet with hearing protectors and cut-resistant gloves.88. Health and safety regulations require:
a) performing a warranty inspection of the working machine within a year of its purchase,
b) securing the working machine during breaks in its operation against accidental activation by unauthorized persons,
c) scrapping the old working machine within the time specified in its operating and maintenance manual, while adhering to the requirements for the disposal of hazardous materials.89. In the event of a person being electrocuted:
a) it is recommended to use any tools to disconnect the power, regardless of their actual purpose,
b) do not touch the victim until the power source is disconnected,
c) immediately begin resuscitation, regardless of whether the power source has been disconnected.90. Seeing a person whose clothing is on fire, the first thing to do is:
a) leave the victim standing to facilitate air access and extinguish the flames faster,
b) cut off the air supply by rolling the victim or wrapping them in a fire blanket, wet clothing, or a wet blanket,
c) use a fire extinguisher, preferably a snow extinguisher, to extinguish the burning clothing, and then try to quickly remove the melted clothing.91. Rules and methods of marking works carried out on public roads 'under traffic':
a) is defined by the Temporary Traffic Organization Project, which presents the types and methods of placing road signs, traffic lights, sound signals, and traffic safety devices,
b) are defined by regulations concerning permanent road marking, which do not take into account temporary changes in traffic,c) is determined solely by the construction manager's decision, without the need to prepare an additional project.92. When carrying out works in the road lane:
a) vehicles used in the works may be unmarked if they are visible up close,
b) one must familiarize oneself with the Safe Work Execution Instruction (IBWR) and use personal protective equipment, such as safety helmets, work shoes, and high-visibility protective clothing,
c) employees may work without personal protective equipment, provided the works are short-term.93. Cardiopulmonary resuscitation (CPR) is performed:
a) only in the case of fainting and minor injuries, to improve blood circulation,
b) when the injured person is not breathing and there is no detectable pulse. For a non-professional rescuer, the absence of breathing is a sufficient basis to start resuscitation,
c) when the injured person is breathing but is unconscious and unresponsive.94. An employee has the right to refrain from performing work due to health and safety regulations, notifying their supervisor immediately if:
a) the working conditions pose an immediate threat to health or life,
b) the working conditions do not pose a threat but are too difficult for them,c) the work they are performing has not been reported to the construction supervision.95. Physical factors generating hazards in the workplace are:
a) spilled lubricants, oils, and fuels,
b) lack of appropriate medical examinations for the employee,c) lack of or inadequate training for employees.96. Work with a machine/technical device is unacceptable when:
a) the second operator has not reported an upcoming inspection,
b) it is malfunctioning,
c) its repair was carried out after dark.97. Working near overhead power lines:
a) always requires the power in the line to be turned off,
b) is possible without meeting additional requirements provided that certain distances depending on the rated voltage of the line are maintained,
c) always requires double grounding of the line.98. The operator is obliged to refuse to start work if:
a) they would have to work under power lines, and the voltage in them has been turned off and the line grounded,b) there is no site manager or any other person authorized to supervise at the work site,
c) the working machine is malfunctioning.
99. The danger zone from a machine/device is:
a) a place where there are hazards to health or life of people,
b) always the entire fenced construction site,c) a place where the machine/device cannot be used.100. Accidents at work resulting from the poor technical condition of the working machine may involve, for example:
a) failure of the drive system,
b) injury to a limb, torso, or head,
c) damage to the equipment.101. Unacceptable behaviors are:
a) performing daily machine maintenance after dark,b) working after dark in a well-lit place, with full concentration of the operator,
c) operating a faulty machine and working under the influence of alcohol.
102. General rules for safely getting on and off the machine are:
a) a person should face the machine, remember the "three-point support" principle, and use only specially made steps and handrails,
b) it is permissible to step back from the machine, but only when the steps are slippery,c) using cables and levers as aids when getting on is allowed when the machine is turned off.103. Basic employee responsibilities regarding occupational health and safety are:
a) not being late for work, finishing on time, confirming presence at work in the manner accepted by the employer,b) enforcing labor code regulations regarding their rights, including payment for overtime worked,
c) adhering to health and safety regulations and principles, taking care of the condition of machines and tools, maintaining order in the workplace, and using personal protective equipment.
104. In the case of a person electrocuted, after disconnecting the power source, one should:
a) leave the victim alone if they have regained consciousness, without further actions,
b) check the condition of the victim, and if necessary: call for help, clear the airways, perform resuscitation, and use an AED if available,
c) move the victim to another location as quickly as possible.105. After extinguishing flames on a person with burns and calling for help, one should:
a) cool the burned areas with cold water for 10-20 minutes, previously removing any melted clothing,b) use a snow extinguisher to cool the burn areas,
c) cool the burned areas with cold water for 10-20 minutes, without removing any melted clothing.
106. If the operator notices faults that may prevent the proper operation of the machine, then:
a) should continue working and repair the machine after completing the task,b) ignore the faults if the machine is currently functioning properly,
c) is obliged to refuse to start the machine and report this fact to the supervisor.
107. For optical marking of works carried out in the road lane, the following are used:
a) traffic cones in red or orange color, and after dark, cones with white reflective stripes and separators,
b) only traffic lights, flashing,c) traffic cones in any clearly visible color and uniform red obstacles placed at the work site.108. What markings should vehicles and machines used for work in the road lane have?
a) Vehicles should use light signals of any color visible from a distance. Other machines do not need additional markings,b) Vehicles and machines should be marked only when working after dark. The method of marking is specified in the operating and maintenance instructions of the given machine,
c) Vehicles should be equipped with yellow light signals visible from at least 150 m, and machines on the roadway should be marked with road barriers with reflective elements and warning lights.
109. Seeing such a pictogram, you are informed about:
a) the location where a first aid kit is available,b) the location for performing AED,
c) the location where an external automatic defibrillator is available.
110. Properly performed cardiopulmonary resuscitation (CPR) consists of:
a) clearing the airways, then compressing the chest at a rate of 100-120 times per minute to a depth of 5–6 [cm] and performing 2 rescue breaths after every 30 compressions (breaths are not mandatory),
b) connecting the external automatic defibrillator (AED) and following its instructions; CPR is not performed without AED,c) clearing the airways, then compressing the chest at a rate of 30-60 times per minute to a depth of 1–3 [cm] and performing 2 rescue breaths after every 15 compressions (breaths are mandatory).111. The abbreviation IBWR stands for:
a) Instruction for Non-Failure Execution of Works,b) Instruction for Non-Failure Execution of Works,
c) Instruction for Safe Execution of Works.
112. Expand the abbreviation IBWR:
a) Information on Safe Execution of Works,b) Implementation of Non-Failure Execution of Works,
c) Instruction for Safe Execution of Works.
113. The Instruction for Safe Execution of Construction Works is:
a) a document confirming qualifications for operating machines and technical devices in earthworks, construction, and road works,
b) a document containing information regarding safety on the construction site,
c) a road plan in construction works.114. The BIOZ plan stands for:
a) plan for Safe Health Protection Instruction,
b) plan for Safety and Health Protection,
c) plan for Safety and Resource Specification.115. A vehicle performing cleaning, repair, or modernization work on the road should send:
a) red flashing signals,
b) yellow flashing signals,
c) orange flashing signals.116. In order to direct traffic during work in the road lane, it is required to:
a) have a valid certificate of completion of a traffic management course and be visible from a sufficient distance,
b) have the qualifications to operate at least one of the machines and appropriate personal protective equipment,c) have the qualifications to operate all machines working on the section to which traffic management applies.117. Traffic safety devices used in road works in the road lane can be colored:
a) white, red, yellow, and black,
b) white, green, blue,c) red, yellow-red, blue.118. Traffic safety devices used to secure and mark the work site in the road lane should be visible:
a) only during the day,b) only at night,
c) during the day and at night.
119. Persons performing work in the area of 2-lane roads and highways should have:
a) flashing lights in orange color,
b) high visibility clothing class III,
c) warning clothing in red color.120. The operator must wear a safety helmet when working with the machine in situations where:
a) working in a machine not equipped with a closed cabin,
b) working on demolition work using long booms,c) often leaning out of the cabin while working.121. Entering and exiting the machine should be done:
a) facing the machine, maintaining three points of contact,
b) entering sideways while being careful of the devices in the cabin,c) backwards to the machine, using a three-step ladder.122. The main function of the heating installation of the table in the asphalt laying machine is:
a) preventing the asphalt mixture from sticking to the cold table, which consequently minimizes the risk of unevenness in the surface,
b) drying the surface before laying the asphalt,c) accelerating the cooling process of the asphalt surface.123. The efficiency of the machine for laying mineral-asphalt mixtures is:
a) the maximum speed that the machine can achieve during operation expressed in [km/h],b) the time needed to lay a specific amount of material expressed in [min] or [h],
c) the effect of the machine's work over a specified unit of time expressed in [m³/h], [t/h] or [m²/h].
124. The efficiency of the machine for laying mineral-asphalt mixtures is influenced by:
a) the speed of the machine's passes,
b) the amount of material delivered to the machine,c) the length of the operator's breaks.125. Waving of the laid surface may be caused by:
a) faulty suspension of the working table and errors in its setting,
b) regular cleaning of the paver,c) overloading the paver's tank.126. The formation of cracks in the laid surface may be caused by:
a) too large thickness of the substructure,b) setting the working table at an angle,
c) improper composition or temperature of the mixture and too low compaction of the substrate.
127. The minimum thickness of the laid layer of mineral-asphalt mixture is:
a) twice the average grain in the mixture,
b) at least three times the maximum grain in the mixture,
c) no less than five times the minimum grain in the mixture.128. The consequence of laying too thin a layer of mineral-asphalt mixture may be:
a) easier application, but significantly greater consumption of the mixture,
b) the formation of cracks and difficulty in achieving proper compaction,
c) increased durability and strength of the surface.129. The following weather conditions may negatively affect the quality of the laid mineral-asphalt mixture:
a) low temperature, high wind speed, and atmospheric precipitation,
b) high humidity at moderate wind speed,c) lack of wind and temperature above 20 [°C].130. During the laying of the mineral-asphalt mixture, the operator should monitor:
a) ambient humidity and noise level in the cabin,b) air pressure in the tires and engine running time,
c) conveyor speed and temperature of the working table.
131. The main purpose of the working table in the machine for spreading mineral-asphalt mixtures is:
a) exclusively transporting the mixture to longitudinal conveyors,b) stabilizing the machine during the spreading of the mixture,
c) setting the thickness, width, profile of the layer, and preliminary compaction.
132. The efficiency of the machine for spreading mineral-asphalt mixtures is most often expressed in:
a) [km/h] or [min/m²],b) [kg] or [m²],
c) [m³/h], [t/h] or [m²/h].
133. Weather conditions, the technical condition of the machine, and the skills of the operator when working with the machine for spreading mineral-asphalt mixtures are parameters that affect:
a) the fuel consumption of the machine,b) the level of noise generated by the machine,
c) the efficiency of the machine's work.
134. The formation of "waves" on the spread surface may be caused by:
a) increased thickness of the surface,
b) uneven spreading of the mixture by the machine for spreading mineral-asphalt mixtures,
c) heating the working table to 110 [°C] before starting work.135. In preventing the formation of cracks in the surface, the following factors are crucial:
a) maintaining a constant speed of the paver,b) cyclically changing the thickness of the spread surface at strictly defined intervals,
c) appropriate composition and temperature of the mixture and proper compaction of the substrate.
136. "The minimum thickness of the laid mineral-asphalt mixture layer" is a very important parameter because:
a) it reduces the consumption of the mineral-asphalt mixture,b) it facilitates quick drainage of water from the surface,
c) it ensures appropriate stability and durability of the surface.
137. Difficulties in achieving the proper degree of compaction of the mineral-asphalt mixture may be caused by:
a) ambient temperature higher than 16 [°C],b) the use of greater compaction at the edges,
c) too small thickness of the laid layer.
138. High wind speed (exceeding 16 [m/s]) is unfavorable during the laying of the mineral-asphalt mixture because:
a) it increases the compaction of the mixture, which may cause it to crack,b) it slows down the operation of machines due to air resistance,
c) it causes rapid cooling of the mixture, which hinders its compaction.
139. Controlling the amount of mixture in front of the working table is important because:
a) it reduces fuel consumption by the machine,
b) it ensures even distribution of the mixture across the entire width of the table,
c) it allows for longer breaks between subsequent loadings.140. Setting the working table in the appropriate cross-sectional profile ensures:
a) the execution of the surface with the appropriate width,b) protection against overheating of its components,
c) achieving the proper slope and evenness of the laid surface.
141. The precise feeding of the mineral-asphalt mixture to the work table is the responsibility of:
a) mixture feeding system,
b) pneumatic installation,c) hydraulic installation.142. The heating installation of the work table:
a) allows for quick preparation of the machine for work after a break,
b) ensures the maintenance of the appropriate temperature of the work table allowing for smooth and even distribution of the mixture,
c) facilitates the start of a cold engine of the machine.143. The roller pusher of the vehicle is used for:
a) protection in case of reaching an obstacle,b) stabilizing the mixture in the container,
c) synchronizing the speed of the unloaded vehicle with the speed of the spreading machine.
144. The synchronization of the speed of the unloaded vehicle with the speed of the spreading machine is ensured by:
a) working system,b) compacting beam,
c) roller pusher of the vehicle.
145. The use of petroleum-derived substances on metal elements of machines transporting the mineral-asphalt mixture is prohibited because:
a) they can negatively affect the properties of the mixture,
b) they cause rapid wear of metal components,c) they can excessively shorten the binding time of the asphalt mass.146. Transport of the mineral-asphalt mixture from the hopper to the laying site consists of:
a) moving the mineral-asphalt mixture directly from the hopper to the working table,
b) passing the mineral-asphalt mixture through a longitudinal feeder, then through transverse feeders, to the working table,
c) mixing in the hopper and delivering the mineral-asphalt mixture directly to the working table.147. Transport of the mineral-asphalt mixture in the machine from the hopper proceeds as follows:
a) the mineral-asphalt mixture is transferred directly from the hopper to the main conveyor to the machine,
b) the mineral-asphalt mixture is transferred through the longitudinal and transverse feeder to the working table,
c) the mineral-asphalt mixture is pumped under pressure directly to the working table.148. Excess bitumen in the mineral-asphalt mixture manifests as:
a) completely matte aggregate,
b) binder flowing from the aggregate,
c) a large amount of dust during transshipment.149. The operator of the machine for laying mineral-asphalt mixtures verifies the mineral-asphalt mixture before embedding by performing:
a) visual assessment,
b) only weighing the sample of the mixture,c) measuring the moisture content of the mixture.150. The correct appearance of the mineral-asphalt mixture on the loading platform is:
a) the embankment does not resemble any cone or shape,b) uneven distribution with visible segregation,
c) the aggregate grains are completely surrounded by binder.
151. For interlayer spraying before laying the mixture, the following is used:
a) a mixture of water and aggregate,
b) an asphalt emulsion appropriately selected for the conditions,
c) only water to moisten the subbase layer.152. When laying the mineral-asphalt mixture, the appropriate table temperature ensures:
a) rapid cooling of the mixture on the substrate,
b) proper compaction and facilitates the laying of the mass,
c) the final strength of the mass.153. A mineral-asphalt mixture is:
a) a mixture of fine and coarse aggregate, asphalt binder, filler, and additives in appropriate proportions,
b) a material created by mixing cement, aggregate, water, and possible admixtures and additives, which is still in a state allowing for compaction,c) a mixture of soil category 3 or 4, water, asphalt binder, and additives in appropriate proportions.154. Mastic Asphalt (MA) is:
a) a mixture of sand, binder, cement, and a large amount of water produced in a mixer, giving the entire mixture fluid properties,
b) a mineral-asphalt mixture with very low free space content produced in a mixer and not requiring compaction during installation,
c) another name for pure asphalt binder.155. Laying asphalt layers without using a complete leveling system is only possible:
a) when the operators of the side consoles have extensive experience,
b) when we are sure that the previous layers are laid according to the assumptions and using full leveling,
c) when we have the consent of the construction manager.156. The correct interaction (docking) of the truck with the MMA delivery to the paver consists of:
a) reversing the truck to the paver until it touches the rollers and unloading the truck,
b) waiting for the truck at a short distance from the paver until the paver smoothly starts to push the truck while simultaneously receiving the unloaded material,
c) stopping the truck and letting the paver approach, then unloading the truck and moving again.157. Which of the listed elements are not part of the hydraulic system:
a) starter, alternator,
b) pump, distributor, actuator,c) hydraulic lock, hydraulic oil tank.158. The hydraulic lock in the machine is:
a) the closure of the hydraulic oil inlet at its tank,b) a valve responsible for controlling the entire hydraulic system,
c) a valve protecting against uncontrolled movement of the element located in a given line.
159. The change in hydraulic oil pressure into mechanical movement is caused by:
a) the hydraulic pump system,
b) hydraulic actuator and hydraulic motor,
c) hydraulic distributor.160. The pressure in the hydraulic system is generated by:
a) hydraulic actuator,
b) hydraulic pump,
c) hydraulic motor.161. The control of hydraulic oil flow to individual systems is carried out by:
a) relief valve,b) hydraulic lock,
c) hydraulic distributor.
162. The safety valve protects the hydraulic system from:
a) overheating of hydraulic oil,
b) excessive pressure increase,
c) air in the hydraulic system.163. The relief valve in the hydraulic system is responsible for:
a) venting the system,
b) limiting the maximum working pressure in a given circuit,
c) maintaining a constant position of the working tool.164. If the pressure in the hydraulic system increases excessively, the excess oil will be directed to:
a) hydraulic oil filter,
b) hydraulic oil tank,
c) distributor.165. The basic parameters that characterize an electric accumulator are:
a) rated voltage [V], power [W], mass [kg],b) rated voltage [V], resistance [Ω], power [W],
c) rated voltage [V], capacity [Ah], starting current [A].
166. Lead-acid batteries can be charged:
a) in a place specifically designated for this purpose,
b) in any room,c) only in an air-conditioned room.167. In a working machine, the reduction gear is most often located:
a) in the operator's cabin, near the driving controller,
b) in the drive system near the driving wheels,
c) in the hydraulic system, close to the main pump.168. The main function of the reduction gear (side gearbox) is:
a) to increase the stability of the machine,b) to reduce fuel consumption,
c) to change the torque and transfer power to the driving wheels.
169. The hydraulic distributor:
a) increases the torque in the side gearbox,b) converts mechanical energy into hydraulic energy,
c) directs the flow of hydraulic oil to the appropriate sections.
170. The hydraulic distributor is a device that:
a) distributes oil between the engine and the hydraulic system,b) distributes oil between the small circuit and the large circuit,
c) allows control of individual hydraulic sections of the machine.
171. The element of the hydrostatic drive system that converts the mechanical energy of the engine into hydraulic energy is:
a) hydraulic oil pump,
b) hydraulic motor or hydraulic actuator,c) rotation column.172. To heat the working table in machines for spreading mineral-asphalt mixtures, the following is used:
a) solar installation, pneumatic installation, electrical installation,b) water installation, gas installation, hybrid installation,
c) gas installation, diesel oil installation, electrical installation.
173. Longitudinal and transverse screw feeders are found in the system:
a) compaction beam,b) vibrating plate,
c) mass feeding.
174. Actuators responsible for controlling the walls of the mixture container and spreading the table are located in the system:
a) drive,
b) working,
c) vibrating plate.175. The flow and direction of hydraulic fluid in the system are regulated by:
a) hydraulic pumps,b) hydraulic motors,
c) hydraulic valves.
176. System elements, such as actuators and hydraulic motors, convert hydraulic energy into:
a) mechanical energy,
b) pressure in the tank,c) electrical energy.177. The primary task of the hydraulic accumulator in the hydrostatic system is:
a) regulating the temperature of the working fluid,
b) storing energy in the form of pressure of the working fluid,
c) evenly distributing oil to the system receivers.178. In the hydrostatic system, the energy of the liquid pressure is transmitted to:
a) oil coolers and manometers,
b) hydraulic motors or hydraulic actuators,
c) thermostatic, overflow, and check valves.179. In machines for spreading mineral-asphalt mixtures, the tampers are located:
a) in the area of the working table,
b) at the screw feeders,c) in the binder supply system.180. Tampers in machines for spreading mineral-asphalt mixtures are:
a) compactor systems mounted to the table, assisting in preliminary compaction,
b) elements of the control system responsible for precise distribution of the mixture,c) parts of the working table that are responsible for smoothing the surface.181. Optimal shock and vibration damping of the operator's seat is ensured by:
a) adjusting the seat to the weight of the operator,
b) setting the seat rigidly,c) as flexible adjustment of the seat as possible.182. The mandatory equipment used for the operator to observe the area directly behind the machine is:
a) rear camera,b) sound signal when reversing,
c) external mirror.
183. Together with the operator, other people may ride in the machine's cabin if:
a) the machine is moving at a low speed,
b) the manufacturer has installed an additional seat,
c) they have undergone health and safety training with the operator and there are a maximum of 2 people.184. The most important element of the operator's cabin equipment from the perspective of his safety is:
a) seat belt,
b) mirror or camera,c) emergency STOP button.185. Mirrors and the reversing camera in the machine are used for:
a) facilitating the maneuvering of the working equipment,
b) improving the operator's visibility and increasing safety,
c) checking the technical condition of the machine.186. The green flash lamp placed on the machine cabin signals, among other things:
a) lack of operator in the cabin,
b) correct fastening of the seat belts,
c) activated eco mode of the machine.187. In a parallel connection of two identical batteries, the voltage of such a system is:
a) the product of the voltages of individual batteries,b) the sum of the voltages of individual batteries,
c) equal to the voltage of a single battery.
188. In a series connection of two identical batteries, the voltage of such a system is:
a) the sum of the voltages of individual batteries,
b) equal to the voltage of a single battery,c) the product of the voltages of individual batteries.189. Fuses in the electrical installation of the machine protect it against the effects of:
a) low voltage,
b) short circuits and overloads,
c) high temperature.190. One of the elements of the electrical system protecting the motor from seizing is:
a) main fuse,b) speed controller,
c) engine oil pressure sensor.
191. Gel batteries that are part of the electrical system do not require:
a) replenishing the electrolyte,
b) charging with a rectifier,c) replacement in case of housing damage.192. Electrical systems of machines and devices should be equipped with a device that causes emergency stop in at least the amount of:
a) one device causing emergency stop, in accordance with the European machinery directive,
b) three devices causing emergency stop, in accordance with the European machinery directive,c) two devices causing emergency stop placed on both sides of the machine, in accordance with the European machinery directive.193. The emergency stop device of a machine is a part of:
a) the electrical system,
b) the fuel system,c) the drive system.194. The main parameters of an internal combustion engine that affect work efficiency are:
a) torque, rotational speed,
b) type of carburetor, type of ignition system,c) compression ratio, displacement.195. The crank-piston system of an internal combustion engine is designed to:
a) convert the reciprocating motion of the piston into the rotational motion of the crankshaft,
b) convert mechanical energy into hydraulic energy,c) ensure the effective operation of the clutch.196. The lubrication system in an internal combustion engine:
a) is responsible for the proper lubrication of the moving parts of the engine that work together,
b) is responsible for removing hazardous substances generated in the combustion process of the mixture,c) provides regulation of the rotational speed and reduces engine vibrations during operation.197. The engine timing system is used for:
a) ensuring the optimal composition of the fuel-oil-air mixture for combustion,b) damping noise and minimizing engine vibrations during operation,
c) controlling the filling of the combustion chamber with air or fuel-air mixture and controlling the emptying of this chamber of exhaust gases.
198. Systems present in internal combustion engines include, among others:
a) hydraulic system, intake system,
b) crankshaft-piston system, fuel supply system, cooling system,
c) exhaust system, pneumatic system, closed system.199. The low-pressure part of the fuel supply system in a diesel engine is:
a) fuel tank and injectors,b) fuel lines, high-pressure pump, common rail,
c) fuel tank, supply pump, filters, fuel lines.
200. The element controlling the flow of coolant in the so-called "large circuit" is:
a) thermostat,
b) thermocouple,c) hot water bottle.201. An intercooler is:
a) a device for burning solid particles in exhaust gases,
b) a cooler for charged air,
c) another name for the engine coolant radiator.202. DPF filter:
a) is a dry particulate filter responsible, among other things, for capturing soot from exhaust gases,
b) is an accurate cabin filter protecting the operator during work in high dust conditions,c) is used to reduce NOx (nitrogen oxides) emissions.203. The frequency and scope of periodic maintenance of the machine/technical device for which you are taking the exam:
a) is determined by the owner of the machine/technical device,
b) is included in the operating and maintenance manual of the machine,
c) is included in the IBWR documentation.204. The operating and maintenance manual for the machine/technical device is:
a) a set of information necessary for the safe operation of the machine/technical device issued by the manufacturer of the machine/technical device,
b) a set of information necessary for the safe operation of the machine/technical device, which includes, among other things, the IBWR,c) a set of information necessary for the safe operation of the machine/technical device issued by the health and safety services on the construction site.205. The operator of the machine/technical device for which you are taking the exam is not allowed to:
a) make any repairs or maintenance,
b) use the machine/technical device for purposes other than intended,
c) during work, check the technical condition of the machine/technical device.206. A symptom of too low a level of hydraulic oil may be:
a) uneven operation of the diesel engine,
b) "jerky" intermittent movement of hydraulic actuators,
c) loud operation of the starter.207. If the warning light for too low engine oil pressure lights up, the operator:
a) should stop working and turn off the engine,
b) does not have to take any action,c) can continue working if the hydraulic system is functioning properly.208. The operating and maintenance manual for the machine/technical device:
a) is established by the owner or user of the machine,b) is used to record information about faults,
c) includes, among other things, information about hazards when operating the machine/technical device.
209. The CE Declaration of Conformity is a document:
a) in which the manufacturer confirms that its product meets all applicable EU requirements regarding safety, health protection, and environmental protection,
b) issued by institutions that test machines for resistance to weather conditions,c) confirming that the product was manufactured in the countries of the European Union.210. Information regarding the use of personal protective equipment and ways to limit occupational risk can be found by the operator:
a) in the CE Declaration of Conformity,b) in the service book,
c) in the operating and maintenance manual for the machine/technical device.
211. Operating and maintenance instructions for the machine/technical device:
a) are developed by the manufacturer of the machine/technical device or the entity that introduces the machine/technical device to the market,
b) are created by institutions that conduct testing and accreditation of machine/technical device prototypes before allowing them for serial production,c) is created by the construction manager based on information from the manufacturer.212. Operating and maintenance instructions for the machine/technical device:
a) should be located in the machine or with the device, treated as part of the machine/technical device, and be available at all times,
b) does not matter where it is located, the most important thing is that the owner of the machine has it in case of resale of the machine,c) should be located in the office along with the company's documentation and be available in case of inspection.213. Identification data of the machine/technical device:
a) should be recorded on the inner side of the protective helmet assigned to the given machine/technical device,b) due to their importance, they are always printed in red,
c) are located on the nameplate of the machine/technical device, and may additionally be in the marking places described in the instructions.
214. To minimize the risk of malfunction of the machine/technical device, the operator should:
a) perform maintenance activities only when the machine/technical device stops working,
b) regularly visually assess the condition of the machine/technical device and report any noticed irregularities,
c) use the machine/technical device until the failure becomes serious.215. Key activities for the safe technical operation of the machine are:
a) performing technical service without securing the working equipment to save time,b) using latex gloves, without the need for other personal protective equipment,
c) securing the equipment, covers, and doors against accidental closure and using personal protective equipment.
216. The initial operation of the machine is:
a) the process of achieving optimal clearances and even wear of parts,
b) the stage of the machine's operation without load,c) an intensive full load test of the machine.217. The operator uses the operating and maintenance manual of the machine or technical device to:
a) record all faults of the machine or device noticed during operation,
b) learn the technical specifications, health and safety rules, and methods of repairing faults,
c) record the hours worked and fuel consumption by the machine.218. The operational part of the operating and maintenance manual of the machine or technical device includes:
a) a detailed description of the construction and operation of all elements of the machine/device,b) a catalog of spare parts,
c) instructions regarding, among others, controlling the machine/device.
219. The operating and maintenance manual must always be present with the machine/device because:
a) it is necessary for periodic technical inspections,b) it minimizes the risk of it being lost,
c) its absence may be a reason for the machine not being allowed to operate by the health and safety inspector.
220. The responsibility for issuing the operating and maintenance manual lies with:
a) the manufacturer of the device,
b) the operator who independently creates documentation for their own needs,c) the health and safety inspector on the construction site or the site manager.221. The informational part of the operating and maintenance manual includes:
a) the technical characteristics of the technical device, technical description, and list of equipment,
b) only the health and safety rules regarding the operation of the technical device,c) detailed assembly instructions for the technical device.222. The SAE designation on the oil refers to:
a) the pressure of the engine oil,b) the multi-season qualification of the oil,
c) the viscosity of the engine oil, which is its ability to flow and lubricate.
223. Oil with the symbol SAE 15W-40 means that:
a) at positive temperatures it has the viscosity properties of summer oil SAE 15W,
b) at negative temperatures it has the viscosity properties of winter oil SAE 15W, and at positive temperatures of summer oil class SAE 40,
c) at positive temperatures it has the viscosity properties of winter oil class SAE 40.224. Oil with the symbol SAE 10W-30 means that:
a) at negative temperatures it has the viscosity properties of winter oil SAE 10W, and at positive temperatures of summer oil class SAE 30,
b) at positive temperatures it has the viscosity properties of winter oil SAE 10W,c) at negative temperatures it has the viscosity properties of summer oil SAE 30.225. The symbol SAE 10W-30 means:
a) a mixture of engine oil and hydraulic oil,b) hydraulic oil with specified parameters,
c) multi-season engine oil with specified parameters.
226. Engine oil with the symbol SAE 5W-40 means that:
a) at negative temperature it has the viscosity properties of winter oil SAE 5W, and at positive temperature of summer oil class SAE 40,
b) at negative temperature it has the viscosity properties of winter oil class SAE 40,c) at positive temperature it has the viscosity properties of summer oil SAE 5W.
227. The symbol of the warning light shown in the graphic means:
a) low engine oil pressure,
b) low engine oil level,
c) low coolant level.
228. The symbol of the warning light shown in the graphic means:
a) low engine oil pressure,
b) low fuel level,c) low coolant level.
229. The symbol shown means:
a) engine oil filter,b) hydraulic oil,
c) engine oil.
230. The symbol shown means:
a) engine oil level,
b) hydraulic oil level,c) engine coolant level.231. Oils marked 70W, 85W, 80W-90 are:
a) brake oils,b) engine oils,
c) gear oils.
232. In the case of the need to dismantle the cover/protection for maintenance, it is not allowed to:
a) record such a fact in the documentation,
b) start working with the device without installing the cover/protection,
c) reinstall the cover/protection.233. The lighting of the battery charging indicator signals to the operator of the construction machine a failure of:
a) the starter,b) the battery switch,
c) the V-belt and/or alternator.
234. The operator's seat cannot be adjusted when:
a) the seat is turned backwards,b) the engine is not started,
c) the machine is in motion.
235. If during daily technical maintenance before work the operator notices that one of the windows in the cabin is cracked, then:
a) he should not start working,
b) he may start working if it is not the front window,c) he may start working provided that the window is only cracked and has not "fallen out".236. Before starting work, the operator should:
a) open windows for better communication,b) install window sun shields,
c) clean the windows by removing snow, ice, and other contaminants.
237. When changing hydraulic oils, one should:
a) use any type of oil,b) always use only biodegradable oils,
c) use only types of oils recommended by the machine manufacturer.
238. To ensure the technical efficiency of the working machine, one should:
a) follow technical service and maintenance according to the operating and maintenance instructions,
b) use the machine/technical device without exceeding 50% of the permissible load,c) use the machine/technical device only under full load.239. On the construction site, empty containers of lubricants, oil filters, and used oils should be:
a) thrown into the mixed waste container,b) thrown into any waste container,
c) placed in a properly marked hazardous waste container.
240. Stickers (pictograms) located on the machine/technical device serve to:
a) inform about the prohibition of approaching the machine/technical device,b) indicate places where one can stay without any risk,
c) convey important information about safety and the use of the machine/technical device.
241. Grease points in the machine should be serviced:
a) always after 10 hours of operation,
b) according to the operating and maintenance manual of the machine,
c) during all breaks in work.242. Engine oil with parameters 5W-50 is:
a) a multi-season oil,
b) an oil only for winter,c) an oil only for summer.243. Before starting work on a new type of machine/technical device, the operator should:
a) perform a periodic inspection,b) perform a test run,
c) familiarize themselves with the operating and maintenance manual of the machine/technical device.
244. OTC service is:
a) temporary technical service,b) round-the-clock technical service,
c) daily technical service.
245. The basic types of services are:
a) round-the-clock, multi-season, annual, technological service,
b) daily, periodic, warehouse, transport service,
c) visual, active, passive service.246. Batteries, when starting a machine using a supporting battery, should be connected:
a) in parallel,
b) crosswise,c) in series.247. In the case of electrolyte loss caused by spillage through a cracked battery casing, one should:
a) secure the spill area in terms of environmental protection, and then replace the battery,
b) add electrolyte to the proper level and charge the battery,c) add demineralized water to a level 10 mm above the top edges of the plates.248. The activities performed by the operator as part of daily maintenance during operation are:
a) replenishing operating fluids and daily lubrication,b) cleaning the machine,
c) auditory control of the machine's operation and observation of indicators.
249. If the manufacturer has provided for operational running-in, it should be carried out:
a) with the load recommended in the operating and maintenance manual of the machine/technical device,
b) with the maximum load,c) without load.250. When loading the machine onto the transport vehicle, the operator should:
a) know the permissible angle of inclination of the loading ramps for the given machine,
b) perform the loading at a speed of at least 5 [km/h],c) know the maximum speed allowed for the given transport vehicle.251. The person responsible for the placement and securing of the machine on the transport vehicle is:
a) machine operator,b) owner or person responsible for machines in the company,
c) carrier (e.g. driver).
252. When storing the machine, one should ensure that:
a) no machine documents are left in the cabin,
b) there are no leaks of operating fluids,
c) the machine is facing the exit.253. Securing the machine during storage involves:
a) filling the hydraulic oil tank to the top,
b) cleaning the machine of dirt and corrosion,
c) disassembling all filters and protecting them from moisture.254. The rods of hydraulic cylinders, during technical service of the stored machine, should be:
a) disassembled and their seals replaced,b) disassembled and cleaned,
c) protected against corrosion.
255. When loading the machine onto the transport vehicle:
a) assistance from a second person is recommended,
b) assistance from a second person is recommended only when loading onto a low-loader trailer,c) the operator should drive onto the transport vehicle independently.256. The recommended method for loading heavy working machines onto low-loader trailers is:
a) mechanized loading from the front ramp,
b) loading on ropes,c) loading using other machines.257. During longer storage of the machine, the fuel tank should be:
a) filled to 1/3 of its capacity and left open,b) empty to avoid fire hazards,
c) filled to the top to prevent condensation of water vapor inside the tank.
258. During daily operation of the machine, the condition of should be checked:
a) connections and tightness of the hydraulic system,
b) tools and equipment,c) the value of working pressure in the hydraulic system.259. If the machine's engine has not been running for a longer time, during daily operation you should:
a) check the oil level and other operating fluids,
b) replace the fuel pre-filter,c) start the engine and gently increase the RPM to reach the operating temperature faster.260. Information regarding faults, their codes, and methods of removal can be found in the document titled:
a) operating and maintenance manual,
b) construction machine book,c) daily report.261. The correct order of connecting the auxiliary battery to the discharged battery in the machine is as follows:
a) negative terminal of the battery in the machine, positive terminal of the auxiliary battery, negative terminal of the auxiliary battery, machine frame,b) machine frame, positive terminal of the battery in the machine, negative terminal of the auxiliary battery, positive terminal of the auxiliary battery,
c) positive terminal of the battery in the machine, positive terminal of the auxiliary battery, negative terminal of the auxiliary battery, machine frame.
262. In case of electrolyte loss in the battery, one should:
a) refill it with distilled or demineralized water,
b) refill it with DOT-3 fluid,c) refill it with water other than distilled.263. Checking the charge state of the starting battery 12 [V] by "sparking" poses a risk of:
a) seizing the alternator,b) electric shock from high voltage,
c) explosion of hydrogen escaping from the battery.
264. Before storing the wheels in the wheeled machine, one should:
a) relieve the load to prevent tire deformation,
b) inflate to maximum pressure to prevent tire deformation,c) loosen to reduce the static load on the mounting screws.265. The scope of daily technical service of the machine does not include:
a) checking and adjusting valve clearances,
b) checking the oil level in the engine,c) checking the condition of the tires and tire pressure.266. When cleaning the radiator, to avoid damaging it, one should:
a) use a strong stream of water under high pressure,
b) keep the compressed air nozzle at an appropriate distance from the radiator,
c) use sharp tools for cleaning.267. The purpose of lubrication in working machines is:
a) to reduce friction,
b) to increase the engine's rotational speed,c) to raise the temperature of cooperating elements.268. The most commonly used type of fuses in electrical installations of working machines is:
a) fuse links,
b) automatic fuses,c) residual current devices.269. The phenomenon of electrostatic charge during refueling a machine can lead to:
a) poisoning,b) short circuit of the electrical installation,
c) fire.
270. In the case of parallel connection of two batteries with different rated voltages:
a) the battery with the lower rated voltage may explode,
b) both batteries may discharge,c) thicker cables should be used than with batteries of the same rated voltages.271. When checking the pressure in a tire, the machine should be:
a) running and warmed up,b) loaded to make the measurement more accurate,
c) unloaded, and the tire should be cold.
272. The correct way to connect the battery to the charger during charging is:
a) the positive terminal of the battery to the negative terminal of the charger, the negative terminal of the battery to the positive terminal of the charger,
b) the positive terminal of the battery to the positive terminal of the charger, the negative terminal of the battery to the negative terminal of the charger,
c) the positive terminal of the battery to the positive terminal of the charger, the negative terminal of the charger to the "ground" of the machine.273. After connecting the battery, the terminals are lubricated with:
a) graphite grease,b) grease containing molybdenum disulfide,
c) technical vaseline.
274. One of the goals of warehouse management is:
a) to protect the machine from corrosion and other harmful factors during long-term storage,
b) to repair damaged parts of the machine before the next season,c) to prepare the machine for transport for the future user.275. If during daily technical service the operator notices a leak in the cooling system, he should:
a) top up the coolant and continue working,
b) report the leak and not use the machine until it is repaired,
c) organize the fluid and top it up to the minimum level if the leak is small.276. The level of coolant in the expansion tank should be checked:
a) during every daily technical service,
b) only in case of engine overheating,c) only during periodic technical service.277. If the operator notices a hydraulic fluid leak during daily technical service, he should:
a) reduce the RPM and continue working,b) top up the oil and continue working,
c) report the leak and not use the machine until it is repaired.
278. The frequency of performing periodic technical service depends on:
a) the number of completed working cycles,
b) the number of hours worked (engine hours),
c) the production date of the machine.279. If during daily technical service the operator notices a low level of engine oil, he should:
a) top up the level with any available oil, even if it is of a different type,b) continue working if the level is not very low and the warning light is not on,
c) top up the oil to the appropriate level.
280. A characteristic activity for seasonal technical service is:
a) checking the working pressure value of the hydraulic system,b) checking the charging voltage value,
c) replacing the coolant with one appropriate for the season.
281. Basic service activities that must be performed before starting a diesel engine are:
a) checking the oil level in the gearbox, checking the operation of the working system, checking the operation of the brakes,b) bleeding the fuel system, checking the level of transmission oil, checking the starter,
c) checking the oil level in the engine, checking the coolant level, checking the condition of the air filter.
282. Activities performed as part of daily technical service (OTC) carried out during the operation of the machine are:
a) primarily the sensory inspection of the proper operation of the machine's working system,b) observation only of control and measurement indicators such as: oil pressure, engine temperature, hydraulic oil temperature,
c) observation of control and measurement instruments and monitoring the proper operation of the machine using sight, hearing, and smell.
283. We distinguish, among others, the following types of technical services:
a) transport, commissioning, daily, periodic, seasonal, storage,
b) transport, commissioning, storage, service-repair (ON), catalog,c) commissioning, daily, periodic, seasonal, storage, emergency, night.284. We perform technical services for the purpose of:
a) maintaining the value of the machine or technical device at a constant, unchanged level,