Tickets for section № 49. "Additional Questions for Categories C1, C (Structure and Terms)"

49.1. As the driver of a cargo vehicle, what are you permitted to transport?

UAВи як водій вантажного автомобіля маєте право перевозити?

Passengers and their luggage.UAПасажирів та їх багаж.Passengers and their luggage together with cargo.UAПасажирів та їх багаж з вантажем.Cargo.UAВантаж.
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This exam question from the Traffic Rules of Ukraine concerns the correct understanding of the purpose of vehicles and their use according to their design. Such wording in the theoretical exam tests attentiveness to definitions in the traffic rules, as both the legality of transportation and road safety during the operation of freight vehicles depend on them.

49.2. Where do the main headlights of vehicles with left-hand drive, according to European and American classification, shine?

UAКуди світять фари головного освітлення з європейської та американської класифікації у автомобілів з лівим кермом?

They shine straight ahead.UAСвітять прямо.They shine more towards the right shoulder.UAСвітять більше на праве узбіччя.They shine more towards the oncoming traffic lane.UAСвітять більше на зустрічну смугу руху.

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This is an exam question from the Traffic Rules of Ukraine (PDR) concerning road safety at night and the correct distribution of low beam headlights. The essence of the topic is simple: headlights should illuminate the road so that the driver can better see the edge of the roadway, the shoulder, pedestrians, and signs, but not blind oncoming traffic. That is why, for left-hand drive vehicles operating in right-hand traffic, the light beam is structurally and during adjustment shifted towards the right edge of the road.

49.3. Indicate the method for determining the cause of excessive wear of the steerable wheels’ tires.

UAВкажіть метод визначення причини надмірного зношення шин керованих коліс.

Using special diagnostic equipment/stand.UAЗа допомогою спеціального діагностичного обладнання/стенда.By means of visual inspection.UAЗа допомогою візуального огляду.Using improvised tools.UAЗа допомогою підручного інструменту.

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This is an exam question from the Traffic Rules of Ukraine (PDR) concerning road safety in relation to the technical condition of the vehicle. Excessive or uneven wear of the steered wheels’ tires reduces road grip, increases braking distance, and may indicate hidden problems in the suspension or steering system. In the context of traffic regulations, the driver is required to check the vehicle’s condition before departure and while driving, and not to operate the vehicle if dangerous malfunctions are present.

49.4. How can you determine by a drop of engine oil that coolant has entered the lubrication system?

UAЯк визначити за краплиною моторної оливи потрапляння в систему мащення охолоджувальної рідини?

The engine oil becomes milky in color.UAМоторна олива стає молочного кольору.The engine oil becomes purple in color.UAМоторна олива стає фіолетового кольору.It is impossible to determine.UAВизначити неможливо.

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This exam question focuses on the technical condition of the vehicle as a component of road safety. In the theoretical exam, it is important to understand that dangerous engine malfunctions can lead to system failures while driving, and therefore directly affect the controllability and reliability of the vehicle. Although diagnosing by an oil drop is not a classic topic about signs or road markings, it is directly related to the driver's duty not to drive a technically faulty vehicle on the road.

49.5. How will a loss of tightness in the brake chamber on one side affect the vehicle during braking?

UAЯк позначиться на автомобілі порушення герметичності гальмівної камери з одного боку під час гальмування?

It will not affect the vehicle in any way.UAНіяк не позначиться.A loud hissing sound will be heard.UAБуде чутно сильне шипіння.The vehicle will pull to one side.UAБуде відчуватися відведення автомобіля.

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This exam question from the Traffic Rules of Ukraine concerns road safety and the technical condition of the vehicle. The braking system must operate evenly on the left and right wheels of the same axle; otherwise, during deceleration, the vehicle becomes less controllable, the risk of skidding increases, and the braking distance becomes longer. That is why the traffic rules require drivers to check the technical condition of the car before departure and while driving.

49.6. Is it allowed to mix coolant fluids of different colors?

UAЧи дозволено змішувати охолоджувальні рідини різних кольорів?

Allowed, only in a 1/2 proportion.UAДозволено, тільки в пропорції 1/2.Allowed, only in a 1/4 proportion.UAДозволено, тільки в пропорції 1/4.Prohibited.UAЗаборонено.

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This exam question from the Traffic Rules of Ukraine concerns the safe operation of a vehicle and the prevention of technical malfunctions that can lead to engine overheating and create danger while driving. In traffic rules, it is important not only to know maneuvers and signs, but also to understand the basic requirements for the technical condition of the vehicle, as a faulty cooling system directly affects the reliability and controllability of the car.

49.7. Choose the correct answer.

UAВиберіть правильну відповідь.

After replacing the brake pads on one side, it is necessary to check the pressure in the reservoirs.UAПісля заміни гальмівних колодок з одного боку необхідно перевірити тиск в ресиверах.If one friction lining is more worn than the other, they should be swapped to ensure even wear.UAУ разі більшого зношення однієї фрикційної накладки, ніж іншої, їх необхідно поміняти місцями для рівномірного зношення.When replacing the brake pads on one side, the pads on the other side must also be replaced.UAПід час заміни гальмівних колодок з одного боку треба замінити колодки і з іншого боку.

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This exam question from the Traffic Rules of Ukraine concerns road safety as it relates to the technical condition of the vehicle. The braking system is critical for control: any difference in braking efficiency between the left and right wheels on the same axle can cause the car to "pull" to one side during braking, increase the risk of skidding, and worsen the predictability of the vehicle's behavior, especially on slippery roads or during emergency stops.

49.8. What can be the consequence of complete wear of the brake pad friction linings?

UAЩо може стати наслідком повного зносу фрикційних накладок гальмівних колодок?

A sharp decrease in the effectiveness of the braking system.UAРізке зменшення ефективності гальмівного механізму.Overheating of the braking system.UAПерегрів гальмівного механізму.Loss of vehicle controllability.UAВтрата керованості автомобіля.

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This is an exam question from the Traffic Rules of Ukraine concerning road safety and the technical condition of a vehicle, specifically the operation of the braking system. The condition of brake pads directly affects the braking distance and the driver's ability to stop the vehicle in a critical situation, which is why the theoretical exam checks the understanding of the consequences of ignoring the wear of friction elements.

49.9. What function does the pressure limiting valve perform in the pneumatic brake actuator of the front axle?

UAЯку функцію виконує обмежувальний клапан тиску в пневматичному приводі гальмівної системи передньої осі?

Reduces the travel of the front axle.UAЗменшує величину ходу передньої осі.Limits the steering angle of the front axle wheels.UAОбмежує кут повороту коліс передньої осі.Reduces the pressure in the brake chambers of the front axle.UAЗменшує тиск в гальмівних камерах передньої осі.

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This exam question from the Traffic Rules of Ukraine concerns road safety through the technical serviceability of the braking system, specifically the pneumatic drive of trucks and buses. In the theoretical exam, it is important to understand how standard brake components ensure stability and controllability during braking, especially on slippery surfaces, when improper distribution of braking forces can lead to skidding or loss of directional control.

49.10. What is the purpose of the quick-release valve in the pneumatic brake system?

UAДля чого потрібен прискорювальний клапан в пневматичному приводі гальмівної системи?

To increase the acceleration dynamics of the vehicle.UAЗбільшення динаміки розгону автомобіля.To increase the speed of excess pressure release.UAЗбільшення швидкості скидання зайвого тиску.To accelerate the actuation of the rear brake mechanisms.UAПрискорення спрацьовування задніх гальмівних механізмів.

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This exam question concerns road safety and the proper functioning of the braking system, which directly affects stopping distance and controllability, especially for trucks and buses. In pneumatic brakes, the braking command is transmitted by compressed air, and any delay in pressure build-up at the wheels can lead to uneven braking between axles and dangerous vehicle behavior.

49.11. Which braking mechanisms are engaged when the engine brake is activated?

UAЯкі гальмівні механізми задіяні під час увімкнення гірського гальма?

Only the front ones.UAТільки передні.Only the rear ones.UAТільки задні.Front and rear.UAПередні й задні.Braking mechanisms are not engaged.UAГальмівні механізми не задіяні.

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This exam question from the Traffic Rules of Ukraine concerns safe driving on long descents and the correct use of braking systems to avoid overheating and loss of effectiveness of the service brakes. In real-world conditions, knowing the difference between braking with wheel mechanisms and engine braking directly affects road safety, especially for trucks and buses.

49.12. What is a receiver?

UAЩо таке ресивер?

A connecting mechanism in the pneumatic brake actuator.UAЗ'єднувальний механізм у пневматичному урухомнику гальм.The brake chamber of the rear brake mechanism.UAГальмівна камера заднього гальмівного механізму.A tank for storing compressed air of the braking system.UAБалон для зберігання стисненого повітря гальмівної системи.

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This exam question focuses on the technical serviceability of vehicles and road safety, as effective brakes directly affect the driver's ability to stop in time and avoid accidents. For categories of trucks and buses, it is especially important to understand the basic elements of the pneumatic brake system, since it operates not on brake fluid, but on compressed air, which must be kept in reserve.

49.13. Where does the air go after releasing the brake pedal?

UAКуди дівається повітря після відпускання педалі гальма?

It is vented into the atmosphere.UAСтравлюється в атмосферу.It returns back into the system.UAПотрапляє назад в систему.It is supplied to the engine intake manifold.UAПодається у впускний колектор двигуна.

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This exam question focuses on the technical aspect of road safety: how the braking system works and why the driver feels the brakes release instantly. Although the Traffic Rules of Ukraine regulate the requirements for the proper technical condition of vehicles and the driver's responsibility for safety, certain processes inside the brake drive (where compressed air is discharged) usually belong to the topic of driver training on vehicle structure, which directly helps to pass the theoretical exam.

49.14. Indicate the method for determining the cause of a sudden increase in steering wheel effort.

UAВкажіть метод визначення причини різкого збільшення зусилля на кермовому колесі.

Visual inspection of the power steering system components.UAВізуальний огляд елементів системи гідропідсилювача рульового керування.Measuring the operating pressure in the power steering system.UAВимірювання робочого тиску в системі гідропідсилювача рульового керування.Diagnostics while driving.UAДіагностика під час руху.Options 1 and 2.UAВаріанти 1 і 2.

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This is an exam question from the Traffic Rules of Ukraine concerning road safety through the technical condition of the vehicle: a sudden “stiff steering wheel” sharply worsens controllability and can lead to a dangerous situation on the road. According to the traffic rules, the driver is obliged to check the technical condition of the vehicle before departure and while driving (point 2.3), as well as not to operate the car if there are steering system malfunctions (section 31, in particular 31.4.1). Therefore, the theoretical exam tests understanding of basic diagnostic methods that actually help determine the cause of the problem.

49.15. Indicate the method for determining the cause why the engine does not start when the starter is turning.

UAВкажіть метод визначення причини, з якої двигун не запускається, коли обертається стартер.

Visual: inspection of all electrical wiring connections.UAВізуальний: огляд усіх з'єднань електропроводки.Using a special diagnostic error scanner.UAЗа допомогою спеціального діагностичного сканера помилок.Diagnostics of each element of the starting system separately.UAДіагностика кожного елемента системи запуску окремо.All of the above options.UAУсі наведені вище варіанти.

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This exam question from the Traffic Rules of Ukraine concerns the technical condition of the vehicle and road safety: if the starter turns the engine but it does not start, the driver should not continue trying “blindly,” but must determine the cause of the malfunction. This approach is directly related to the requirement of the traffic rules to check the technical condition before driving and to monitor it during operation, as a faulty vehicle creates risks on the road and may let you down in a critical situation.

49.16. Indicate the method for determining the cause of unstable idle speed.

UAВкажіть метод визначення причини нестабільних обертів холостого ходу.

The shutdown method by sequentially disconnecting the fuel injectors.UAМетод зупинки шляхом відключення паливних форсунок по черзі.The 'by ear' method.UAМетод "на слух".The comparative method.UAПорівняльний метод.

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This exam question focuses not on maneuvers or signs, but on the technical condition of the vehicle and its impact on traffic safety. Unstable idle speed can lead to sudden engine stalling at intersections, during starting, or in traffic jams, which creates risks for the driver and other participants. In the context of the Traffic Rules of Ukraine, it is important to understand that the rules require operating a roadworthy vehicle, and basic diagnostic principles help the driver to timely detect malfunctions and avoid dangerous situations on the road.

49.17. What is the difference between a fuel-injected engine and a carburetor engine?

UAЧим відрізняється інжекторний двигун від карбюраторного?

By the method of mixture formation.UAСпособом сумішоутворення.By the number of valves.UAКількістю клапанів.By the cylinder block design (V-type or inline).UAПристроєм блоку циліндрів (V-подібний або рядний).

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This exam question from the theoretical driving test relates more to the driver's technical literacy than directly to the rules that regulate traffic laws. Understanding the principles of the fuel system helps assess the technical condition of the car, notice malfunctions in time, and avoid situations where, due to unstable engine operation, the vehicle becomes dangerous in traffic. The Traffic Rules of Ukraine do not have separate definitions for injectors or carburetors, but the general obligation for the driver to maintain the vehicle's roadworthiness follows from the requirements of the rules.

49.18. What causes the fuel to ignite in diesel engines?

UAЗа рахунок чого запалюється паливо в дизельних двигунах?

By means of an electric discharge from the spark plug.UAЗа рахунок електричного розряду свічки запалювання.By means of a sharp increase in pressure and temperature.UAЗа рахунок різкого підвищення тиску і температури.By means of an open flame from the previous portion of fuel.UAЗа рахунок відкритого вогню від попередньої порції палива.

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This is an exam question on the technical training of a driver, which supplements knowledge of the Traffic Rules of Ukraine and helps to better understand the operation of a vehicle. On the theoretical exam, such topics are important because they affect the correct use of the car, assessment of its serviceability, and safe behavior on the road, even if the traffic rules themselves do not describe the principles of engine operation in detail.

49.19. What causes the ignition of the air-fuel mixture in gasoline engines?

UAЗа рахунок чого запалюється робоча суміш в бензинових двигунах?

By the electric discharge of the spark plug.UAЗа рахунок електричного розряду свічки запалювання.By a sudden increase in pressure and subsequent detonation.UAЗа рахунок різкого підвищення тиску і подальшої детонації.By an open flame from the previous portion of fuel.UAЗа рахунок відкритого вогню від попередньої порції палива.

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This examination question from the field of automotive studies helps future drivers understand the basic principles of engine operation, which affect the reliability of the vehicle and road safety. Although the Traffic Rules of Ukraine directly regulate the order of road traffic, the theoretical exam often includes technical fundamentals of vehicle operation so that the driver can properly respond to malfunctions and assess risks while driving.

49.20. The level of coolant in the expansion tank is below normal, and its density is above normal, which indicates:

UAРівень охолоджуючої рідини в розширювальному бачку нижче норми, а її щільність вище норми, що вказує:

Evaporation of the fluid.UAНа википання рідини.External leakage.UAНа зовнішню негерметичність.External or internal leakage.UAНа зовнішню або внутрішню негерметичність.

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This exam question focuses on the technical condition of the vehicle and the prevention of malfunctions that directly affect road safety. Although the Traffic Rules of Ukraine mainly regulate driver behavior on the road, the theoretical exam often tests basic knowledge of vehicle operation: engine overheating, cooling system failure, or sudden loss of fluid can lead to stopping in a dangerous place and create an accident risk.

49.21. The level of coolant in the expansion tank is below normal, while its density is normal. This indicates:

UAРівень охолоджуючої рідини в розширювальному бачку нижче норми, а її щільність дорівнює нормі, що вказує:

Evaporation of the fluid.UAНа википання рідини.External leakage.UAНа зовнішню негерметичність.External or internal leakage.UAНа зовнішню або внутрішню негерметичність.

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This exam question from the Traffic Rules of Ukraine concerns the safe operation of a vehicle and monitoring its technical condition before departure and while driving. A properly functioning cooling system directly affects engine reliability, the risk of overheating, and emergency stops on the road, which is why such checks are part of responsible driver behavior and are regularly encountered in the theoretical traffic rules exam.

49.22. What does not affect the choice of a drawbar coupling device without clearance?

UAЩо не впливає на вибір тягово-зчіпного безпроміжкового пристрою?

Maximum operational mass of the trailer.UAМаксимальна експлуатаційна маса причепа.Arrangement of the trailer axles.UAРозташування осей причепа.Height of the coupling loop.UAВисота зчіпної петлі.Length of the trailer.UAДовжина причепа.

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This exam question from the Traffic Rules of Ukraine concerns the technical condition and safety of the “tractor–trailer” connection, which directly affects the controllability of the road train and the stability of its movement. According to the traffic rules, the driver must understand that a reliable coupling device reduces the risk of swaying, loss of control, and emergency situations, and is also a condition for the legal operation of the vehicle.

49.23. Which of the listed elements is not characteristic of a hook-type towing coupling device?

UAЯкий з перелічених елементів не характерний для гакового тягово-зчіпного пристрою?

Latch with a locking pawl.UAЗасувка з фіксуючою собачкою.Guide flange.UAНапрямний фланець.Kingpin lifting device.UAПідйомне приладдя шкворня.

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This exam question from the Traffic Rules of Ukraine concerns the safety of road trains and the technical serviceability of equipment, on which the reliability of the connection between the tractor and the trailer directly depends. In real conditions, a faulty or structurally inappropriate coupling can cause decoupling while driving, loss of control, and an emergency situation. That is why basic knowledge about the types of towing and coupling devices and their characteristic elements is often included in the theoretical exam.

49.24. What are the two main types of coupling devices for freight vehicles?

UAЯкі два основних типи зчіпних пристроїв для вантажних транспортних засобів?

Drawbar coupling and fifth-wheel coupling.UAТягово-зчіпний і сідельний.Drawbar-fifth-wheel coupling and tow hitch coupling.UAТягово-сідельний і фаркопний.Tow hitch coupling and straight drawbar.UAФаркопний і з прямим дишлом.

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This exam question from the Traffic Rules of Ukraine concerns the safe operation of cargo vehicles and the correct connection of a vehicle to a trailer link. Understanding the types of coupling devices is important not only for the theoretical exam but also for real-world safety: the type of coupling determines the method of transmitting tractive force, load distribution, the stability of the road train, and the expected behavior during braking and maneuvering.

49.25. Is it allowed to mix coolant fluids of different colors?

UAЧи дозволено змішувати охолоджувальні рідини різних кольорів?

Allowed, only in a 1/3 proportion.UAДозволено, тільки в пропорції 1/3.Prohibited.UAЗаборонено.Allowed, if from the same manufacturer.UAДозволено, якщо один виробник.

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This exam question from the Traffic Rules of Ukraine concerns the safe operation of a vehicle and the technical condition of the vehicle. Although the traffic rules do not regulate the “color of antifreeze” as a separate norm, the theoretical exam tests the understanding that a properly functioning cooling system directly affects safety: engine overheating, loss of heat exchange efficiency, or corrosion of components can lead to breakdowns while driving and emergency situations.

49.26. Is it allowed to exceed the engine oil level during its replacement?

UAЧи дозволено перевищувати рівень моторної оливи під час її заміни?

No, it is not allowed.UAНі, не дозволено.It is allowed in any case.UAДозволено в будь-якому випадку.It is allowed after engine overhaul.UAДозволено після капремонту двигуна.

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This is an exam question from the Traffic Rules of Ukraine concerning road safety through the technical condition of the vehicle. The correct engine oil level directly affects the reliable operation of the engine, and therefore the predictability of the vehicle's behavior on the road. For the theoretical exam, it is important to understand that proper technical condition is not a formality, but a requirement that reduces the risk of sudden malfunctions while driving.

49.27. How often is it necessary to drain water from the sediment filter on vehicles with diesel engines?

UAЯк часто необхідно зливати воду з фільтра-відстійника на транспортних засобах з дизельними двигунами?

Every day.UAКожен день.Once every two months.UAРаз на два місяці.Each time the fuel filter is replaced.UAКожен раз під час заміни паливного фільтра.After 35,000 km of mileage.UAЧерез 35 000 км пробігу.

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This exam question from the Traffic Rules of Ukraine concerns the technical condition of the vehicle and the driver's daily approach to safe operation. For diesel engines, fuel cleanliness is critically important: water and heavy impurities can cause corrosion, worsen lubrication, and lead to costly breakdowns of the fuel equipment. Therefore, understanding the regulatory actions with the sediment filter is directly related to vehicle reliability and road safety.

49.28. To which unit is the brake pedal connected in a pneumatic braking system?

UAДо якого вузла підключена педаль гальма у пневматичній гальмівній системі?

To the master brake cylinder.UAДо головного гальмівного циліндра.To the brake valve.UAДо гальмівного крану.Directly to the brake chamber.UAБезпосередньо до гальмівної камери.

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This is an exam question from the Traffic Rules of Ukraine concerning road safety through the proper condition and correct operation of the braking system. For the theoretical exam, it is important to understand exactly how the driver controls braking in different types of drive systems, as this determines the predictability of stopping and control of the vehicle in critical situations.

49.29. What is the main advantage of a hydraulic braking system over a pneumatic braking system?

UAУ чому основна перевага гідравлічної гальмівної системи перед пневматичною гальмівною системою?

Absence of brake fluid.UAВідсутність гальмівної рідини.Reduction of the total mass of the braking system components.UAЗменшення загальної маси деталей гальмівної системи.Speed of actuation of the braking mechanisms.UAШвидкість спрацьовування гальмівних механізмів.

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This exam question from the Traffic Rules of Ukraine concerns road safety through the serviceability and effectiveness of braking. For a driver, it is critically important to understand how quickly the vehicle actually begins to slow down after pressing the pedal, because even a short delay affects the stopping distance and can be decisive in an emergency situation. Such topics are often included in the theoretical exam because they are directly related to the driver's responsibility for the technical condition of the vehicle.

49.30. What is the purpose of the starter?

UAДля чого служить стартер?

For starting the vehicle.UAДля старту автомобіля.For moving the vehicle a short distance.UAДля пересування автомобіля на невелику відстань.For starting the engine.UAДля запуску двигуна.

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This exam question from the Traffic Rules of Ukraine concerns the general topic of the technical condition of a vehicle and the safe operation of a car. Understanding the purpose of key components, particularly the starting system, is important not only for the theoretical exam but also for everyday safety: malfunctions during starting can lead to delays, dangerous situations on the road, and additional breakdowns.

49.31. What is the purpose of the engine cooling system?

UAДля чого потрібна система охолодження двигуна?

Removal of heat from the most heated engine components.UAВідведення тепла від найбільш нагрітих деталей двигуна.Supplying heat to the less heated engine components.UAПідведення тепла до менш нагрітих деталей двигуна.Maintaining the engine temperature within a certain operating range.UAПідтримка температури двигуна в певному робочому діапазоні.

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This exam question from the Traffic Rules of Ukraine concerns the technical condition of the vehicle and road safety. The operation of an internal combustion engine is always accompanied by significant heating, and if the temperature exceeds the normal range, the risk of component failure on the road, loss of power, and even dangerous stoppage increases. That is why it is important in the traffic rules to understand how basic vehicle systems affect safe operation, which is directly checked in the theoretical exam.

49.32. Which type of internal combustion engine cooling system is the most common?

UAЯкий тип системи охолодження двигуна внутрішнього згоряння найбільш поширений?

Open type.UAВідкритого типу.Closed type.UAЗакритого типу.

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This exam question from the Traffic Rules of Ukraine concerns the technical condition of the vehicle and the safe operation of the car. Stable engine performance directly affects the reliability of the vehicle in motion: overheating can lead to power loss, stopping in traffic, damage to components, and, as a result, to emergency situations. Therefore, the theoretical exam checks basic knowledge of vehicle construction, in particular, understanding which cooling systems are most commonly used in modern vehicles.

49.33. What is the purpose of using engine oil?

UAДля чого необхідне використання моторної оливи?

To improve fuel economy.UAДля поліпшення паливної економічності.Only for cooling friction parts.UAТільки для охолодження тертьових деталей.To remove wear products from friction parts.UAДля відводу продуктів зносу від тертьових деталей.To reduce friction.UAДля зменшення тертя.Answers 2, 3, 4.UAВідповіді 2, 3, 4.

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This exam question focuses not on maneuvers or priority, but on the technical condition of the vehicle, which directly affects road safety. Knowledge of the basic principles of engine operation helps the driver understand why regular maintenance is important, how to avoid breakdowns on the road, and why powertrain malfunctions can create risks while driving. In the theoretical exam, such questions test the technical literacy required for the safe operation of a vehicle.

49.34. Why is it recommended to change engine oil during the winter period?

UAДля чого рекомендується замінювати моторну оливу в зимовий період?

Due to cold temperatures, the viscosity of engine oil increases sharply, and its effectiveness decreases.UAЧерез холоди в'язкість моторної оливи різко збільшується, і її ефективність знижується.Due to cold temperatures, the viscosity of engine oil decreases sharply, and its effectiveness increases.UAЧерез холоди в'язкість моторної оливи різко зменьшується, і її ефективність збільшується.To improve fuel economy.UAДля поліпшення паливної економічності.

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This exam question from the Traffic Rules of Ukraine concerns road safety through the technical condition of the vehicle, specifically the engine's readiness for winter operation. In cold weather, the load during engine start-up and the first minutes of operation increases, and the condition of lubricants directly affects the reliability, lifespan of components, and the predictable behavior of the vehicle on the road. That is why the traffic rules emphasize the driver's obligation to maintain the vehicle in a technically sound condition before setting off.

49.35. From where in the fuel system of a diesel engine is it necessary to periodically drain water?

UAЗвідки в паливній системі дизельного двигуна необхідно періодично зливати воду?

From the fuel tank.UAЗ паливного бака.From the fuel lines.UAЗ паливних магістралей.From the fuel filter-settler.UAЗ паливного фільтра-відстійника.

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This exam question from the Traffic Rules of Ukraine concerns the technical condition of the vehicle and safe operation, since even "minor" malfunctions of the diesel engine's fuel system can lead to unstable operation, loss of power, or sudden stoppage. In the context of traffic rules, such knowledge is important for preventing breakdowns while driving and for fulfilling the driver's duties to keep the vehicle in good working order.

49.36. What should you do if the fuel tank of a diesel engine is filled with petrol?

UAЩо робити в разі заправки паливного бака дизельного двигуна бензином?

Drain the petrol from the fuel tank and rinse the tank with kerosene.UAЗлити бензин з паливного бака і промити бак гасом.Drain the petrol from the fuel tank and fill it with diesel fuel.UAЗлити бензин з паливного бака і заправити дизельним паливом.Continue driving to the nearest service station.UAПродовжити рух до найближчої СТО.Add a special additive and continue driving.UAДобавити спеціальну присадку і продовжити рух.

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This is an exam question from the Traffic Rules of Ukraine concerning road safety through the technical condition of the vehicle and the correct actions of the driver in case of a mistake at a gas station. The wrong fuel for a diesel engine quickly turns into a technical malfunction, which can lead to sudden engine failure, loss of control in traffic, and significant material damage. That is why the traffic rules require not to create danger and to keep the car in good condition, and when a problem is detected, to take measures to eliminate it.

49.37. What is the difference between a petrol engine and a diesel engine?

UAУ чому різниця між бензиновим і дизельним двигунами?

In weight.UAУ вазі.In the method of ignition of the fuel-air mixture.UAУ способі займання паливоповітряної суміші.There is no difference.UAНіякої різниці немає.

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This exam question from the Traffic Rules of Ukraine belongs to the basic technical knowledge required for a driver to understand the operation of a mechanical vehicle and the proper use of a car. Although the traffic rules do not directly regulate the differences between engine types, such topics are often included in the theoretical exam so that future drivers realize how technical features affect starting, vehicle behavior, fuel consumption, and maintenance.

49.38. What does the valve timing mechanism include?

UAЩо включає в себе газорозподільний механізм?

Only the camshaft.UAТільки кулачковий вал.Only the valve mechanism.UAТільки клапанний механізм.The camshaft(s) and valve mechanisms.UAКулачковий вал (вали) і клапанні механізми.

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This exam question is focused not on maneuvers or priorities, but on the driver's technical literacy, which directly affects the safety of vehicle operation. Although the traffic rules regulate behavior on the road, the theoretical exam often checks basic knowledge about engine construction so that the driver understands the causes of malfunctions, can respond in time to changes in engine operation, and does not create danger on the road.

49.39. What are the main components of an internal combustion engine?

UAЗ яких основних частин складається двигун внутрішнього згоряння?

Cylinder head with valve timing mechanism.UAГоловка блоку циліндрів з газорозподільним механізмом.Cylinder block with crank mechanism and oil sump.UAБлок циліндрів з кривошипно-шатунним механізмом і оливним піддоном.The above-mentioned components.UAЗ наведених вище частин.

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This exam question focuses on basic knowledge about the structure of a car, which is directly related to road safety. In the context of the Traffic Rules of Ukraine, the driver must make sure before starting to drive that the vehicle is technically sound and properly equipped, since malfunctions of the power unit can lead to loss of control, stopping in a dangerous place, or other risks while driving.

49.40. What makes an internal combustion engine operate?

UAЗа рахунок чого працює двигун внутрішнього згоряння?

Due to the combustion of the air-fuel mixture in the engine cylinders.UAЗа рахунок згоряння паливоповітряної суміші в циліндрах двигуна.Due to the combustion of fuel.UAЗа рахунок згоряння палива.Due to the transmission.UAЗа рахунок трансмісії.

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This exam question focuses on basic technical knowledge that a driver needs to understand how a car works and to ensure safe operation. While the traffic rules directly regulate behavior on the road, it is also important in the theoretical exam preparation program to know how traction is generated and where the mechanical energy that moves the car comes from.

49.41. Name the main purpose of the ignition system.

UAНазвіть основне призначення системи запалювання.

Ignition of the fuel-air mixture.UAЗаймання паливо-повітряної суміші.Air heating.UAПідігрів повітря.Control of the main headlights.UAУправління фарами головного освітлення.

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This exam question from the Traffic Rules of Ukraine concerns the technical condition of the vehicle and road safety. In practice, a properly functioning engine and its systems affect the reliability of starting, the stability of operation while driving, and the predictable behavior of the vehicle. According to the traffic rules, the driver is required to check the technical condition before departure and to ensure the vehicle's serviceability while on the road (clause 2.3 "a"), as well as to comply with the requirements for the technical condition of equipment (clause 31.1).

49.42. Is an ignition system required for a diesel engine?

UAЧи потрібна система запалювання для дизельного двигуна?

It is mandatory.UAПотрібна обов'язково.It is not required.UAНе потрібна.

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This exam question from the Traffic Rules of Ukraine concerns the driver's technical literacy and understanding of the basic principles of how a mechanical vehicle operates. Although traffic rules primarily regulate behavior on the road, safety also directly depends on the proper condition of the car and a correct understanding of its components: a driver must be able to distinguish normal system operation from malfunctions and not confuse different types of engines.

49.43. What is the purpose of the clutch in the transmission?

UAДля чого необхідна муфта зчеплення в трансмісії?

For temporarily disconnecting the engine from the transmission.UAДля тимчасового від'єднання двигуна від трансмісії.For smooth engagement of the engine to the transmission.UAДля плавного приєднання двигуна до трансмісії.For damping vibrations.UAДля згладжування вібрацій.All of the above.UAУсі перелічені вище варіанти.

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This exam question from the Traffic Rules of Ukraine concerns the technical serviceability of the vehicle and safe driving during starting, gear shifting, and stopping. Understanding the role of the clutch directly affects road safety: a properly functioning transmission unit reduces the risk of jerks, loss of control, increased wear of mechanisms, and dangerous situations on the road, which is especially important for preparation for the theoretical exam.

49.44. Name the type of braking system most commonly used in trucks and buses.

UAНазвіть тип гальмівної системи, що найчастіше застосовується у вантажних автомобілях і автобусах.

Hydraulic.UAГідравлічна.Pneumatic.UAПневматична.Mechanical.UAМеханічна.

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This exam question from the Traffic Rules of Ukraine concerns road safety and the technical serviceability of vehicles, particularly effective braking. Understanding which braking systems are used in different types of vehicles is important not only for the theoretical exam, but also for real-world operation: the mass of trucks and buses is significantly greater, so the requirements for reliability and braking force are much stricter.

49.45. How can you determine the side for mounting a wheel and a tire with a directional tread pattern?

UAЯк дізнатися сторону встановлення колеса і шини з направленим малюнком протектора?

The side of installation in this case is not important.UAСторона встановлення в такому випадку не важлива.An arrow indicating the direction of rotation will be shown on the sidewall of the tire.UAНа боковині шини буде намальована стрілка, що вказує напрямок обертання.The direction of rotation is indicated by the tire marking.UAНапрямок обертання відображає маркування шини.

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This is an exam question from the Traffic Rules of Ukraine concerning the technical condition of the vehicle and road safety. Proper tire installation directly affects road grip, vehicle stability, braking distance, and the risk of aquaplaning on wet surfaces. Therefore, in the traffic rules, it is important not only to be able to drive a car but also to understand the basic requirements for its operation before setting off.

49.46. What is the purpose of tire balancing?

UAДля чого здійснюють балансування шин?

To prevent wheel wobble while driving.UAДля запобігання биттю колеса під час руху.To reduce fuel consumption.UAДля зменшення витрати палива.To improve the aerodynamic characteristics of the vehicle.UAДля покращення аеродинамічних показників автомобіля.

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This exam question from the Traffic Rules of Ukraine concerns road safety in relation to the technical condition of wheels and the impact of vibrations on vehicle handling. When a wheel rotates with an imbalance, 'wobbling' and vibrations occur, which are felt on the steering wheel and throughout the body, worsen road grip, and can reduce the vehicle's stability at speed. Therefore, the topic is important not only for comfort but also for preventing dangerous situations.

49.47. What types of tires are there?

UAЯкі бувають типи шин?

Stamped and cast.UAШтамповані та литі.With disc and disc-less.UAДискові та бездискові.Tube-type and tubeless.UAКамерні і безкамерні.

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This exam question focuses on the technical foundations of traffic safety: the condition of wheels and tires directly affects traction, braking distance, handling, and vehicle stability on uneven surfaces. For the theoretical exam, it is important to understand the basic structure of tires, as even minor malfunctions can lead to loss of control over the vehicle, and the Traffic Rules of Ukraine require operating a car only in proper technical condition.

49.48. Is it necessary to replace the oil filter when changing the engine oil?

UAЧи потрібно замінювати оливний фільтр під час заміни моторної оливи?

The oil filter must always be replaced after draining the engine oil.UAЗавжди після зливання моторної оливи необхідно замінювати оливний фільтр.If the drained oil is reused, the filter may not be replaced.UAЯкщо знову використовувати злиту оливу, можна не заміняти фільтр.It is permissible not to replace the oil filter when changing the engine oil.UAМожна не замінювати оливний фільтр під час заміни моторної оливи.

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This exam question from the Traffic Rules of Ukraine concerns the safe operation and proper technical maintenance of a vehicle. Although the replacement of oil and the filter is not directly described in the traffic rules as a separate norm, it is important for road safety that the vehicle is technically sound and does not pose risks due to engine wear or component failure during a trip.

49.49. What will happen if the engine oil level is significantly exceeded?

UAЩо буде, якщо значно перевищити рівень моторної оливи в двигуні?

Nothing will happen, the excess oil will burn off.UAНічого не буде, зайва олива вигорить.The engine power will decrease due to increased rotational resistance.UAВпаде потужність двигуна через більший опір обертанню.The oil pump may be damaged.UAМоже пошкодитися оливний насос.Due to oil foaming, its pressure may drop and oil starvation may occur.UAЧерез спінювання оливи може впасти її тиск і виникнути оливне голодування.

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This is an exam question from the Traffic Rules of Ukraine concerning the technical condition of a vehicle and the safe operation of the engine. In real traffic, even minor maintenance mistakes can result in sudden breakdowns, stopping on the road, and creating hazardous situations. That is why the traffic rules require drivers to check the technical condition of the vehicle before driving and to follow the manufacturer's instructions.

49.50. Which of the following options is a description of engine oil viscosity according to SAE?

UAЯкий з перелічених нижче варіантів є описом в'язкості моторного масла за SAE?)

CJ-4.UAСJ-4.5W30.UA5W30.3V15.UA3V15.

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This examination question from the theoretical driving school test does not directly concern the traffic rules, but rather the driver's technical literacy: the ability to understand the labeling of consumables, which affects the reliability of the engine's operation. Although the Traffic Rules of Ukraine do not contain points regulating the designation of motor oil viscosity, in the standard training program this is included in the section "Structure and technical maintenance of the vehicle" and directly affects the safety of vehicle operation.

49.51. Is it allowed to mix coolant fluids of different colors?

UAЧи можна змішувати охолоджувальну рідину різних кольорів?

Yes, it is allowed.UAТак, можна.Yes, it is allowed, but in certain proportions.UAТак, можна але в певних пропорціях.No, it is not allowed.UAНі, не можна.

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This exam question from the Traffic Rules of Ukraine concerns the safe operation of a vehicle and the prevention of technical malfunctions on the road. The condition of the cooling system directly affects engine reliability: mistakes with coolant can cause overheating, leaks, corrosion, and component failure, which increases risks while driving and may pose a danger to other road users.

49.52. What is the purpose of the inter-wheel differential?

UAДля чого потрібен міжколісний диференціал?

To improve off-road capability.UAДля поліпшення прохідності.To allow the wheels to rotate at different speeds when turning.UAДля того, щоб колеса під час повороту могли обертатися з різною швидкістю.To allow the wheels to rotate at the same speed when turning.UAДля того, щоб колеса під час повороту могли обертатися з однаковою швидкістю.

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This exam question focuses on the safe handling of a vehicle during maneuvering, especially in turns. Understanding how the drive wheels behave on different trajectories directly affects driving stability, tire grip on the road, and the predictability of the vehicle’s responses. For the theoretical exam, it is important not just to memorize the wording, but to understand the reason: in a turn, the inner and outer wheels travel different distances and therefore must rotate at different speeds.

49.53. What is the risk of incomplete disengagement of the clutch when the clutch pedal is not fully depressed?

UAЧим загрожує неповне вимкнення зчеплення не до кінця натиснутою педаллю зчеплення?

There is no risk.UAНічим не загрожує.Excessive wear of the gears in the gearbox.UAНадмірним зношенням зубчастих коліс у коробці передач.Excessive wear of the synchronizers and gears if they are not synchronized.UAНадмірним зношенням синхронізаторів і зубчастих коліс, якщо вони не синхронізовані.

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This is an exam question from the Traffic Rules of Ukraine concerning the technical condition of a vehicle and the correct operation of control mechanisms, which directly affects road safety. Proper clutch operation is needed not only for comfort but also to preserve the transmission’s lifespan: when the driver does not fully press the pedal, the clutch does not disengage completely, gearbox components continue to rotate under load, and shifting becomes “harsh” and potentially dangerous in real driving conditions.

49.54. What does the term 'clutch drag' mean?

UAЩо означає поняття «веде зчеплення»?

Incomplete disengagement of the clutch.UAНеповне вимкнення зчеплення.Clutch tilt.UAНахил зчеплення.Vehicle deviation due to the clutch.UAВідведення автомобіля через зчеплення.

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This exam question focuses on the technical condition of the vehicle and its impact on road safety. In driving practice, the state of the transmission directly determines how predictably and safely the driver can start moving and shift gears, which is why the Traffic Rules of Ukraine specifically emphasize the driver's duty to check the technical condition of the vehicle before departure and while driving.

49.55. The following are considered road trains (vehicle combinations)...

UAДо автопоїздів (транспортних составів) належать...

Two or more motor vehicles connected by a flexible coupling.UAДва і більше механічних транспортних засоби, з'єднані гнучкою зчіпкою.Two motor vehicles connected by a rigid coupling.UAДва механічних транспортних засоби, з'єднані жорсткою зчіпкою.A motor vehicle connected to one or more trailers by means of a coupling device.UAМеханічний транспортний засіб, що з’єднаний з одним або кількома причепами за допомогою зчіпного пристрою.Answers 2 and 3.UAВідповіді 2 і 3.

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This is an exam question from the Traffic Rules of Ukraine concerning basic concepts that directly affect road safety: correctly identifying the type of vehicle and its dimensions in traffic. Understanding what a road train is, is important not only for the theoretical exam but also for real-life situations on the road, when it is necessary to assess the length, maneuverability, and braking distance of a combination with a trailer.