DGT C1 licence questions: Safe loading

Page 2 of 3 · Questions 101 to 200 of 208

101. For a hydraulically operated clutch whose fluid can be checked and topped up, where should you identify the filling point?
102. A driver of a lorry with a Maximum Authorised Mass (MAM) of 10,000 kg used for the transport of goods must not exceed what alcohol level in…
103. In the air supply of a pneumatic braking system, what is the purpose of the discharge valve that limits maximum pressure?
104. The braking distance of a C1 or C truck:
105. When loading or unloading goods on the road is unavoidable and applicable stopping, parking and municipal rules are observed, on which side…
106. An ordinary four-axle rigid lorry without a trailer, special authorisation or exception allowing the general dimensions to be exceeded…
107. What is the name of a motor vehicle with four wheels or more, designed and built to carry goods, with a maximum of nine seats including the…
108. Within category N vehicles, what maximum-mass range defines subcategory N3?
109. Without an emergency, may you voluntarily place your lorry on the usable part of an interurban road’s shoulder to unload goods?
110. Under Annex IX, what is the general maximum circulation mass of an ordinary two-axle rigid lorry without alternative-technology or…
111. In a liquid-cooled engine, which of these faults can allow coolant to enter the oil passages?
112. A lorry used exclusively for goods transport is exactly 5 metres long. It carries indivisible-length posts with proper stowage and…
113. A three-axle rigid lorry measures 12 m and travels under the general length limit, with no authorisation or exception to exceed it. May it…
114. What is the name given to the mass obtained by adding the standard mass of a 75-kilogram driver to the tare weight of the lorry?
115. In a partially filled liquid tanker, can liquid movement during braking or turning affect stability?
116. A conventional diesel lorry with two single axles carries 12 tonnes on its driven axle. Under what conditions may it be driven?
117. In a conventional headlamp with a bulb and reflector, how should light be directed to fulfil its lighting function?
118. The mass obtained by adding to the lorry's tare weight the standard mass of a driver of 75 kilograms is called....
119. Before setting off with a loaded truck, you must check that the load:
120. An ordinary lorry is already 4 metres high measured from the ground. Without a height exception or special transport authorisation, how far…
121. What is the function of the bleed screw (bleeder) in the hydraulic brake circuit?
122. Under the Ministry of Transport Road Transport Observatory (2026) goods-vehicle classification, excluding tractor units, how is a vehicle…
123. In a conventional liquid-cooling system with a correctly working thermostat, what restricts coolant flow to the main radiator while the…
124. Under the current general regulatory limit, what is the maximum permitted mass on a single driven axle of a lorry?
125. In a C1 or C truck, the load must be:
126. Does loading or unloading goods permit a lorry to park in a second row?
127. The MAM of a double axle whose distance between axles is 1.25 metres cannot exceed...
128. During loading and unloading operations, is it permitted to leave goods on the carriageway?
129. In a hydraulically actuated clutch, where is circuit fluid replenished under the manufacturer’s procedure?
130. A platform-bodied motor vehicle is a...
131. Before topping up engine oil, where should you identify the correct filler cap or filling point?
132. What is the function of an air-brake reservoir’s safety or overpressure relief valve?
133. Can a young driver’s lack of experience make traffic hazards harder to detect and assess?
134. If you are driving a rigid three-axle lorry, you should know that its maximum authorised length, including the load, must not exceed...
135. Which category do motor vehicles intended for the transport of goods with at least four wheels belong to?
136. What breath-alcohol limit applies to an adult driver of a goods vehicle above 3,500 kg MAM?
137. Under Article 39 of the General Traffic Regulations, when may temporary or permanent traffic limitations be imposed?
138. What is the name of the part that closes and protects the moving parts of the engine from underneath?
139. What does the laden mass of a lorry include?
140. A motor vehicle with at least 4 wheels, designed and built for carrying goods, whose cab is not integrated into the rest of the bodywork…
141. If you are driving a lorry carrying out a special transport operation, what alcohol concentration per litre of exhaled air must you not…
142. A tipping motor vehicle is defined as:
143. After drinking a large amount of alcohol, does strong coffee or a half-hour nap reliably restore driving ability quickly?
144. Under the current Annex IX table, what is the general MAM of an articulated vehicle with a two-axle motor vehicle and a three-axle…
145. A six-metre rigid lorry used exclusively for goods transport, outside a special transport regime, carries a properly secured beam of…
146. An identified adult driver personally commits a driving offence in a lorry, such as passing a red traffic light. Under the general rule of…
147. When calculating a vehicle's TARE, is service staff included?
148. With the vehicle stationary and the engine running, which component creates airflow through the radiator to assist cooling when needed?
149. What is the function of the intercooler?
150. You travel through a tunnel in a vehicle with a MAM exceeding 3,500 kg and do not intend to overtake. What specific minimum separation from…
151. To drive with correct tyre inflation pressure, you must ...
152. If you drive a rigid three-axle lorry, you should know that its maximum authorised length, including the load, may not exceed....
153. A lorry 7 metres long with a maximum authorised mass of 7,500 kilograms — must it carry a parking light?
154. What is the MAM of a lorry's tandem axle when the distance between the axles is 1.20 metres?
155. What is the bead of a tyre?
156. During a loading or unloading operation lawfully conducted on the road, may goods be deposited on the carriageway, shoulder or a pedestrian…
157. Outside a tunnel or underpass, with no sign imposing a specific gap, what safe following distance must a car at or below 3,500 kg MAM…
158. In a conventional engine, must the cylinder-head gasket have the manufacturer-specified openings aligned with the block and head?
159. What is the maximum MAM of the motor vehicle authorised by a C1 licence, and the maximum trailer MAM with that licence without C1+E?
160. On a sufficiently wide road, may you double-park a lorry with a maximum authorised mass of more than 3,500 kg?
161. Poor load distribution can cause:
162. In some heavy goods vehicles, what does the pneumatic suspension system ensure?
163. While driving your lorry, you notice it veers to one side of the road only when you press the brake pedal. What could this be due to?
164. In a vehicle with a correctly functioning conventional charging warning lamp, it lights when the ignition is switched on and goes out after…
165. When leaving the driving position and parking on a noticeable 8% gradient, which vehicles must additionally be properly secured with chocks…
166. An adult drives a lorry performing special transport. Under Article 20, what breath alcohol limit must not be exceeded?
167. Under the axle-group definition in Annex IX of the General Vehicle Regulations, what is a tri-axle group?
168. What is considered a van?
169. During loading or unloading, may goods be placed on the carriageway, shoulder or pedestrian areas?
170. What does a vehicle’s actual laden mass include?
171. If I am driving a lorry with an MAM of 10,000 kg, what breath alcohol rate per litre of exhaled air must I not exceed to be allowed to…
172. What is the general definition of a closed box body in the use classification, without adding the specific features of a silo or tipper?
173. What is the main purpose of the airbag?
174. An adult drives a goods vehicle above 3,500 kg MAM. What breath-alcohol limit applies?
175. In a C1 or C truck, the load must not:
176. In the General Vehicle Regulations classification by construction, what maximum authorised mass corresponds to a code-20 lorry?
177. The lorry in which goods are transported in a fully enclosed receptacle, padded or specially adapted inside, is called…
178. In which case is a parked vehicle considered to be seriously obstructing traffic?
179. In a test for the C1 and C licences, the examiner may check that the applicant is wearing:
180. What is the mass of a vehicle without load and without service personnel called?
181. A motor vehicle is designed and built mainly to tow a semi-trailer. What is its General Vehicle Regulations classification?
182. On which assembly does a lorry’s eddy-current electromagnetic retarder act?
183. An N3 goods lorry of 18,000 kg MAM, first registered in 2025, can exceed 90 km/h by design and falls under none of the exemptions in…
184. Can smoking while driving cause distractions?
185. In public goods transport, what MAM threshold applies to heavy vehicles for an MDP authorisation?
186. The figure that indicates the load index of a tyre fitted to an industrial vehicle consists of two numbers separated by a slash, for…
187. In the type-approval classification, what mass criterion is shared by goods-carrying motor vehicles in categories N2 and N3?
188. The combination of vehicles made up of a motor vehicle coupled to a trailer is called:
189. In a C1 or C truck, the load also must not:
190. A 7 m lorry used exclusively for goods transport carries indivisible 12 m bars, projecting 2 m at the front and 3 m at the rear. Stowage,…
191. What is the name given to the motor vehicle with four wheels or more, designed and built for the transport of goods, whose cab is…
192. Is the side protection device mandatory for tractor units intended for towing semi-trailers?
193. Outside an emergency, may you position your lorry on the driveable part of an interurban road’s shoulder for ordinary unloading?
194. An ordinary two-axle rigid lorry, without alternative-fuel or zero-emission mass increments or a special regime, carries 10 tonnes on its…
195. What is the name of the component responsible for damping the oscillations of the elastic elements?
196. As a general rule, the maximum height of a lorry with its load will be ...
197. If you are driving a lorry with a M.A.M. exceeding 3,500 kilograms, you should know that you are not permitted to drive if your blood…
198. For the purposes of traffic legislation, a lorry is…
199. A lorry has a tandem axle group with 1.50 m axle spacing. Without meeting the special conditions permitting 19 t, and subject to lower…
200. In a lorry, is it compulsory to carry a reflective vest?