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QuizTraffic rulesCzechia

This interesting quiz helps you test your knowledge in a clear and visual way. With easy multiple-choice questions, you can quickly build confidence and learn new facts while keeping it simple, interactive, and fun.

Traffic signs
Traffic rules
Czechia
True/false 17 Czechia 35 Car controls 109 Dashboard lights 40 Priority rules 9 Pedestrians 19 Cyclists 20 Driving licence 40 Show all 642
Which motorcycles are covered by driving licence A2?

101. Which motorcycles are covered by driving licence A2?

Motorcycles of any power.
Mopeds up to 45 km/h only.
Motorcycles above 70 kW.
✓ Motorcycles up to 35 kW within the A2 limits.

Category A2 covers motorcycles with power not exceeding 35 kW and a power-to-weight ratio not exceeding 0.2 kW/kg. The motorcycle must not be derived from a vehicle with more than double its power.

Motorcycle covered by category A2
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
Why should you avoid removing the coolant cap while the engine is hot?

102. Why should you avoid removing the coolant cap while the engine is hot?

Opening it can reduce the engine oil pressure.
✓ Pressurised hot coolant may escape and cause serious burns.
The coolant level may become harder to read.
The cooling fan could stop working.

A hot cooling system may remain under pressure. Allow the engine to cool and follow the manufacturer's instructions before checking or adding coolant.

Coolant cap and the risk of hot pressurised coolant
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
What should you do if another road user makes a mistake?

103. What should you do if another road user makes a mistake?

Use your horn repeatedly to express your frustration.
Keep your course and expect them to correct their mistake.
✓ Stay calm and avoid creating more danger.
Immediately overtake them to get past the situation.

Road users can make mistakes. Staying calm and reacting safely helps prevent crashes.

Driver responding to another road user's mistake
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
Why should you avoid unnecessary lane changes in roadworks?

104. Why should you avoid unnecessary lane changes in roadworks?

✓ Narrow lanes and changing layouts increase the risk of collision.
Changing lanes helps traffic move faster through roadworks.
Lane changes are safer when traffic is moving slowly.
Drivers should always use the lane with fewer vehicles.

Frequent lane changes create additional risk where space is limited and drivers are already adapting to temporary layouts.

Vehicles travelling through restricted roadworks lanes
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
Why should you never reverse or make a U-turn inside a tunnel unless directed?

105. Why should you never reverse or make a U-turn inside a tunnel unless directed?

✓ It can cause a serious collision with approaching traffic.
Tunnel ventilation works only in the normal direction of travel.
Reversing can interfere with the tunnel lighting.
The tunnel may be too narrow for the vehicle to turn.

Other drivers may not expect a vehicle to reverse or turn around. Only change direction when instructed by police or tunnel staff.

Vehicle manoeuvring inside a road tunnel
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
What should you do when roadworks are ahead?

106. What should you do when roadworks are ahead?

Maintain normal speed if your lane remains open.
✓ Slow down and follow the temporary signs.
Use your horn to warn road workers that you are approaching.
Ignore temporary signs if permanent signs are still visible.

Roadworks can create narrow lanes, workers near traffic, uneven surfaces, and temporary rules. Slow down and follow the signs.

Roadworks and temporary traffic signs ahead
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
What should you do before crossing behind a bus or large vehicle?

107. What should you do before crossing behind a bus or large vehicle?

✓ Wait until you have a clear view of the road.
Cross as soon as the vehicle has stopped.
Listen for traffic and cross if you hear none.
Stay close behind the vehicle while crossing.

Large vehicles can block your view and hide you from drivers. Wait until you can clearly see the road before crossing.

Pedestrian preparing to cross behind a bus
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
Why should you reduce speed when approaching roadworks?

108. Why should you reduce speed when approaching roadworks?

You should not reduce speed near roadworks.
✓ Road workers, narrow lanes, and unexpected hazards may be present.
To keep construction dust off the windscreen.
To reduce exhaust gases near construction sites.

Roadworks can involve workers, machinery, changing lane layouts, and uneven surfaces. Lower speed gives you more time to react.

Vehicle approaching a roadworks area
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
You should always wear a seat belt, even on short trips.

109. You should always wear a seat belt, even on short trips.

✓ True.
False.

Seat belts reduce the risk of serious injury and should be worn on every trip, even short ones.

Driver wearing a seat belt for a car journey
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
What does this dashboard symbol indicate?

110. What does this dashboard symbol indicate?

Automatic emergency braking.
Adaptive cruise control.
✓ Parking assistance.
Electronic stability control.

This symbol relates to the vehicle's parking assistance system. Depending on the vehicle, the system may use sensors or cameras to detect obstacles and assist the driver while parking.

Parking-assistance symbol on the dashboard
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
How should the interior rear-view mirror be adjusted?

111. How should the interior rear-view mirror be adjusted?

✓ To give a clear view through the rear window.
To point towards the left door mirror.
To show mainly the rear seats.
To show the driver's face.

Adjust the interior rear-view mirror before driving so that you have a clear view through the rear window without needing to move your head significantly.

Adjusting the interior rear-view mirror
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
What does this dashboard symbol indicate?

112. What does this dashboard symbol indicate?

Engine-temperature warning.
Brake-system warning.
✓ Charging-system warning.
Oil-pressure warning.

This symbol indicates a problem with the vehicle's charging system. If it remains illuminated while the engine is running, the battery may not be charging correctly because of a fault with the alternator, battery, wiring, or related components.

Charging-system warning symbol on the dashboard
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
Why should you keep the driver's footwell free of loose objects?

113. Why should you keep the driver's footwell free of loose objects?

✓ They could roll into the pedals and interfere with control.
They could make it harder to adjust the driver's seat.
They could damage the carpet around the pedals.
They could block the footwell ventilation.

Loose objects in the driver's footwell, such as bottles, cans, or rubbish, can roll into the pedal area and interfere with the accelerator, brake, or clutch. Keep the footwell clear so you can operate the pedals safely and without obstruction.

Loose objects in the driver's footwell
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
What should you do if your headlights fail while driving at night?

114. What should you do if your headlights fail while driving at night?

Follow another vehicle closely for visibility.
✓ Reduce speed and stop safely using any remaining lights or hazard lights.
Stop immediately in the traffic lane.
Continue slowly if the road is well lit.

Without effective headlights, you may not see hazards and other road users may not see you. Stop in a safe location as soon as possible.

Vehicle with failed headlights at night
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
What is the legal blood alcohol limit for ordinary drivers in Czechia?

115. What is the legal blood alcohol limit for ordinary drivers in Czechia?

✓ 0.0 g/L.
0.2 g/L.
0.5 g/L.
0.8 g/L.

The legal blood alcohol limit for ordinary drivers in Czechia is 0.0 g/L.

Alcohol limits for ordinary drivers
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
Where should you normally wait after a breakdown on a high-speed road?

116. Where should you normally wait after a breakdown on a high-speed road?

✓ Behind a safety barrier and well away from the vehicle and traffic.
Between the vehicle and the safety barrier.
In front of the vehicle while facing approaching traffic.
On the verge beside the broken-down vehicle.

A stationary vehicle can be struck by passing traffic. Waiting behind a barrier provides better protection.

People waiting behind a safety barrier after a breakdown
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
Why should you keep a safe following distance?

117. Why should you keep a safe following distance?

✓ To have enough time to stop.
To make your vehicle easier to see ahead.
To reduce wear on the brakes.
To make overtaking easier.

A safe following distance gives you enough time to react if the vehicle in front slows down or stops suddenly.

Gap between a vehicle and the traffic ahead
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
What should you do if traffic ahead is blocking a junction?

118. What should you do if traffic ahead is blocking a junction?

Enter the junction and wait for traffic to move.
✓ Wait until there is enough space to clear the junction.
Use the horn so traffic ahead moves forward.
Follow the vehicle ahead into the junction.

Do not enter a junction if traffic ahead prevents you from clearing it safely. Waiting before the junction helps avoid blocking crossing traffic, pedestrians, cyclists, or other road users.

Queue of traffic blocking a junction
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
Why should you look well ahead while driving?

119. Why should you look well ahead while driving?

To avoid checking your mirrors as often.
✓ To identify developing hazards early and gain more time to react.
To maintain the same speed in every situation.
To concentrate only on traffic in your lane.

Looking well ahead helps you identify developing hazards early, such as slowing traffic, pedestrians, junctions, or changing road conditions. Earlier detection gives you more time to assess the situation and respond smoothly and safely.

Driver observing the road and traffic ahead
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
What does the intermittent wiper interval control adjust?

120. What does the intermittent wiper interval control adjust?

✓ The time between wiper sweeps.
The amount of washer fluid sprayed.
The speed of the rear wiper.
The brightness of the dashboard.

The intermittent wiper interval control adjusts the time between windscreen-wiper sweeps, allowing the driver to match the wiping frequency to light rain or spray.

Interval adjustment for intermittent windscreen wiping
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
What should you do if passengers are distracting you while driving?

121. What should you do if passengers are distracting you while driving?

Drive faster so you can finish the journey sooner.
✓ Ask them to stop and keep your attention on the road.
Turn around briefly so you can speak to them.
Continue the conversation while watching the road.

Passengers can reduce a driver's attention and concentration. If their behaviour becomes distracting, ask them to stop and keep your focus on driving. If necessary, stop somewhere safe before dealing with the situation.

Passengers distracting a driver
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
What should you do if you feel tired while driving?

122. What should you do if you feel tired while driving?

✓ Stop in a safe place and take a break.
Open a window and continue driving.
Drive faster to reach your destination sooner.
Turn up the radio to stay alert.

Driving while tired reduces concentration and reaction time. Stop somewhere safe and rest before continuing.

Tired driver taking a break from a journey
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
What does this vehicle-control symbol indicate?

123. What does this vehicle-control symbol indicate?

Mirror adjustment.
Window lock.
Boot release.
✓ Child safety lock.

This control activates the child safety lock. It helps prevent a rear door from being opened from inside the vehicle, depending on the vehicle and system design.

Child safety lock control and symbol
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
What is the minimum licence for a 12,000 kg C1 combination with a trailer over 750 kg?

124. What is the minimum licence for a 12,000 kg C1 combination with a trailer over 750 kg?

Licence C1.
✓ Licence C1E.
Licence C.
Licence BE.

Category C1E covers a category C1 vehicle towing a trailer or semi-trailer over 750 kg, provided the maximum authorised mass of the combination does not exceed 12,000 kg.

Category C1 vehicle and trailer combination up to 12,000 kg
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
What information is needed when requesting emergency assistance?

125. What information is needed when requesting emergency assistance?

Your vehicle colour and approximate location.
✓ Your exact location, direction of travel, vehicle details, and the problem.
Your insurance details and last service date.
Your name, destination, and planned route.

Road numbers, junctions, location markers, direction of travel, and a clear description of the incident help assistance reach you quickly.

Requesting help after a vehicle breakdown
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
What does this vehicle-control symbol indicate?

126. What does this vehicle-control symbol indicate?

Front windscreen demister.
✓ Air recirculation.
Air conditioning.
Rear window demister.

This symbol activates air recirculation, which reduces the amount of outside air entering the vehicle and recirculates air already inside the cabin. It can be useful when driving through polluted air or when cooling the interior quickly.

Cabin air-recirculation control and symbol
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
What should you do if another vehicle is signalling to turn?

127. What should you do if another vehicle is signalling to turn?

Pull out because the vehicle will turn.
✓ Do not rely on the signal alone, proceed only when it is safe.
Use your horn and proceed immediately.
Enter the road before the vehicle reaches you.

An indicator shows an intention, but it does not guarantee that the driver will turn. The signal may have been left on accidentally or the driver's intentions may change. Observe the vehicle's speed and position and proceed only when you are sure it is safe.

Another vehicle signalling to turn
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
Why should you avoid changing lanes inside an intersection?

128. Why should you avoid changing lanes inside an intersection?

It can make it harder to maintain a steady speed.
It can reduce the effectiveness of your indicators.
It can make road markings harder to follow.
✓ It can confuse other road users and increase collision risk.

Changing lanes inside an intersection can surprise drivers, cyclists, and pedestrians. It is safer to choose the correct lane before entering.

Vehicle changing lanes within a junction
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
Why should a seat belt not be twisted when worn?

129. Why should a seat belt not be twisted when worn?

A twisted belt makes the brakes less effective.
✓ A flat belt spreads collision forces more effectively.
A twisted belt prevents the airbags from working.
A flat belt makes the seat easier to adjust.

A seat belt should lie flat against the body without twists. A twisted belt concentrates force over a smaller area and may provide less effective protection in a collision.

Twisted seat belt across an occupant's body
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
What should you do if EV charging equipment becomes unusually hot or smells burnt?

130. What should you do if EV charging equipment becomes unusually hot or smells burnt?

Continue charging at a lower power setting.
Cover the equipment to contain the heat.
✓ Stop the charging session, keep clear, and report the fault.
Pour water over the equipment to cool it.

Unusual heat, a burning smell, smoke, sparks, or repeated charging faults can indicate an electrical problem. Stop using the charging equipment if it is safe to do so, keep clear of anything damaged or overheating, and report the fault or seek appropriate assistance.

Faulty electric-vehicle charging equipment
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
Why are tyre condition and pressure especially important on a motorcycle?

131. Why are tyre condition and pressure especially important on a motorcycle?

They affect only comfort at high speed.
✓ They directly affect grip, stability, and braking.
They mainly affect the engine temperature.
They matter only when carrying a passenger.

A motorcycle relies on a relatively small area of tyre contact with the road. Correct tyre pressure, tread and condition are important for grip, steering, stability and braking. Check the tyres regularly and follow the manufacturer's recommended pressures.

Checking the condition of a motorcycle tyre
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
What should you do when livestock are on the road?

132. What should you do when livestock are on the road?

Use the verge to pass the animals.
Follow closely so other traffic can overtake.
Sound the horn so the animals move aside.
✓ Slow down and follow the instructions of the person controlling them.

Livestock may spread across the road, stop suddenly, or change direction without warning. Slow down, keep a safe distance, avoid sudden movements or loud noises, and follow any instructions from the person controlling the animals.

Livestock being moved along a road
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
What does it mean to cover the brake pedal?

133. What does it mean to cover the brake pedal?

Press the brake and accelerator together.
Rest your foot lightly on the brake while driving.
Apply the parking brake slightly.
✓ Position your right foot over the brake, ready to press it.

To cover the brake, move your right foot over the brake pedal without pressing it, so you are ready to brake quickly if a hazard develops.

Right foot positioned over the brake pedal
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
What colour is a stop sign usually?

134. What colour is a stop sign usually?

Blue.
White.
✓ Red.
Green.

Stop signs are almost always red because red is universally associated with danger and the need to stop immediately.

Red octagonal stop sign
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
What does this dashboard symbol indicate?

135. What does this dashboard symbol indicate?

Engine-management warning.
Engine-temperature warning.
Charging-system warning.
✓ Diesel glow-plug preheating.

This symbol indicates the diesel glow-plug preheating system. In a diesel vehicle, wait for the light to go out before starting the engine when required. If it remains illuminated or flashes while driving, it may indicate a fault.

Diesel glow-plug preheating symbol on the dashboard
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
How can air conditioning help demist the windows?

136. How can air conditioning help demist the windows?

✓ By removing moisture from the air.
By heating the rear window directly.
By increasing air recirculation.
By opening the windows automatically.

Using the air conditioning can help demist the windows because it removes moisture from the cabin air. Directing this drier air towards the windscreen can clear condensation more quickly.

Air-conditioning controls used to demist the windscreen
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
Which vehicle combination is covered by driving licence BE?

137. Which vehicle combination is covered by driving licence BE?

A goods vehicle up to 7,500 kg.
A category C vehicle with a heavy trailer.
✓ A category B vehicle with a trailer up to 3,500 kg.
A category B vehicle with any trailer.

Category BE covers combinations consisting of a category B towing vehicle and a trailer or semi-trailer with a maximum authorised mass of no more than 3,500 kg. Lighter combinations may already be covered by category B.

Car and trailer covered by category BE
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
Which passenger vehicles are covered by driving licence D1?

138. Which passenger vehicles are covered by driving licence D1?

Minibuses of any length.
Buses designed for any number of passengers.
✓ Minibuses for up to 16 passengers and no longer than 8 m.
Cars carrying no more than eight passengers.

Category D1 covers vehicles designed to carry no more than 16 passengers in addition to the driver and with a maximum length of 8 metres. A trailer up to 750 kg may be towed.

Minibus covered by category D1
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
What does this vehicle-control symbol indicate?

139. What does this vehicle-control symbol indicate?

✓ Fuel-filler flap release.
Boot release.
Parking brake.
Bonnet release.

This control releases the fuel-filler flap, allowing access to the vehicle's fuel filler.

Release control for the fuel-filler flap
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
Why should you avoid selecting N while driving downhill in an automatic vehicle?

140. Why should you avoid selecting N while driving downhill in an automatic vehicle?

It increases engine braking.
✓ It reduces engine braking and vehicle control.
It automatically selects a lower gear.
It applies the parking brake.

Selecting N (Neutral) while driving downhill disconnects the engine from the driven wheels, reducing engine braking. Keep an appropriate drive or gear selected so you can maintain better control of the vehicle.

Neutral selection and downhill coasting in an automatic vehicle
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
What should you avoid if your vehicle loses grip on a wet road?

141. What should you avoid if your vehicle loses grip on a wet road?

Looking ahead and staying alert.
✓ Sudden braking or sharp steering.
Easing off the accelerator gradually.
Holding the steering wheel firmly.

Abrupt inputs can upset the vehicle further. Smooth control gives the tyres a better chance to regain grip.

Vehicle losing grip on a wet road
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
Why should you leave extra space when following a large vehicle?

142. Why should you leave extra space when following a large vehicle?

To prevent the large vehicle from changing lanes.
✓ To improve your view ahead and give yourself more time to react.
To make it easier for the large vehicle to accelerate.
To reduce the amount of fuel your vehicle uses.

A large vehicle can block your view of traffic, signs, junctions, or hazards ahead. Leaving extra space improves your view and gives you more time to react if traffic slows or a hazard develops.

Large vehicle limiting a following driver's view
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
Who is responsible for staying safe when crossing the road?

143. Who is responsible for staying safe when crossing the road?

Only pedestrians once they enter the road.
✓ Everyone using the road.
Only the person who creates the danger.
Only drivers when pedestrians have priority.

Road safety is a shared responsibility. Pedestrians, drivers, and cyclists all need to stay alert and follow the rules.

Pedestrians and traffic sharing a road crossing
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
What should you do at a railway crossing without barriers?

144. What should you do at a railway crossing without barriers?

Cross quickly if you cannot see a train.
✓ Stop if required, check carefully, and cross only when safe.
Maintain your speed if the tracks look clear.
Stop only if you hear a train approaching.

Approach railway crossings carefully, obey any requirement to stop and any warning signals or barriers, and cross only when it is safe.

Railway crossing without barriers
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
What is a danger of driving a petrol or diesel vehicle with the boot or tailgate open?

145. What is a danger of driving a petrol or diesel vehicle with the boot or tailgate open?

✓ Exhaust fumes can be drawn into the passenger compartment.
The vehicle can become too heavy at the rear.
The boot warning light may remain on.
The fuel gauge may become inaccurate.

Driving with the boot or tailgate open can allow exhaust gases to be drawn into the vehicle. Exhaust fumes may contain carbon monoxide, which is poisonous and may be difficult to detect. Keep the luggage compartment properly closed while driving whenever possible.

Open vehicle tailgate and exhaust-fume risk
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
What should you do when driving near animals?

146. What should you do when driving near animals?

Maintain speed if they remain beside the road.
Move closer so you can pass before they react.
Flash your headlights repeatedly to warn them.
✓ Slow down and be ready to stop.

Animals can move unpredictably. Slow down, stay alert, and be prepared to stop safely.

Animals near moving road traffic
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
What should a designated driver do?

147. What should a designated driver do?

Stop drinking shortly before driving.
✓ Remain alcohol-free for the entire journey.
Do not carry passengers who have been drinking.
Drink only a small amount with food.

A designated driver should remain sober so they can drive safely and respond properly to traffic conditions.

Alcohol-free designated driver for a journey
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
What does this vehicle-control symbol indicate?

148. What does this vehicle-control symbol indicate?

Lumbar support.
Mirror adjustment.
Steering-wheel adjustment.
✓ Seat adjustment.

This control adjusts the position of the seat. Depending on the vehicle, it may move the seat forwards or backwards, raise or lower it, or change the backrest angle.

Control for adjusting the driver's seat
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
How should you use the brake pedal during emergency braking in a vehicle with ABS?

149. How should you use the brake pedal during emergency braking in a vehicle with ABS?

Use the parking brake instead.
Release it if the pedal vibrates.
✓ Press it firmly and keep it pressed.
Pump it rapidly.

During emergency braking with ABS, press the brake pedal firmly and keep it pressed. Pulsation or vibration through the pedal can be normal while ABS is operating, so do not pump or release the brake.

Firm brake-pedal pressure during emergency braking with ABS
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
What should you do before making a turn?

150. What should you do before making a turn?

Turn as soon as the road ahead appears clear.
✓ Check mirrors, signal, and make sure it is safe.
Rely on other road users to slow down for you.
Check only the traffic directly ahead.

Before turning, check your mirrors, use your indicator, and make sure the turn can be made safely.

Driver preparing to turn at a junction
AI-generated by Traffic-rules.com • WCIT • CC BY-SA