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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
What does this dashboard symbol indicate?

201. What does this dashboard symbol indicate?

Oil-pressure warning.
Engine-management warning.
✓ Diesel particulate filter warning.
Engine-temperature warning.

This symbol indicates a problem with the diesel particulate filter (DPF), often because soot has accumulated in the filter. The vehicle may require regeneration or professional inspection, depending on the vehicle and warning status.

Diesel particulate filter warning symbol on the dashboard
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
What should you do when an automatic vehicle is stationary in D?

202. What should you do when an automatic vehicle is stationary in D?

Release the parking brake.
✓ Keep the brake pedal pressed.
Select reverse gear.
Press the accelerator lightly.

An automatic vehicle may creep forward when D (Drive) is selected, even without pressing the accelerator. Keep the brake pedal pressed while stationary to prevent unintended movement.

Automatic gear selector in Drive and brake-pedal control
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
What should you do if the engine-temperature warning shows overheating?

203. What should you do if the engine-temperature warning shows overheating?

✓ Stop safely, switch off the engine, and allow it to cool.
Increase engine speed to improve coolant circulation.
Ignore it if the engine still sounds normal.
Continue driving slowly until the warning disappears.

Continuing to drive an overheating vehicle can cause severe damage. Allow the engine to cool and follow the manufacturer's instructions.

Engine-overheating warning on the dashboard
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
What is the purpose of the anti-dazzle control on the rear-view mirror?

204. What is the purpose of the anti-dazzle control on the rear-view mirror?

✓ To reduce glare from headlights behind.
To heat the rear window.
To enlarge the view behind.
To activate the reversing camera.

The anti-dazzle setting reduces glare from the headlights of vehicles behind, helping the driver maintain a clear view without being dazzled.

Anti-dazzle control on an interior rear-view mirror
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
How should luggage be carried on a motorcycle?

205. How should luggage be carried on a motorcycle?

Loosely strapped so it can move with the motorcycle.
Mostly on one side to leave the other side free.
Hanging from the handlebars if the luggage is light.
✓ Securely and evenly, without affecting balance or control.

Motorcycle luggage should be securely fastened and sensibly distributed. A loose, uneven or badly positioned load can affect balance, steering and braking, or become caught in moving parts.

Luggage carried on a motorcycle
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
What should you do if an EV charging cable or connector is damaged?

206. What should you do if an EV charging cable or connector is damaged?

Cover the damaged area and continue charging.
✓ Do not use it, and report or arrange repair of the damage.
Reduce the charging power and continue using it.
Use it if the vehicle still begins charging.

Do not use a damaged charging cable or connector. Damage can create a risk of electric shock, overheating, or fire. Use suitable undamaged charging equipment and report the fault or arrange professional repair or replacement.

Damaged electric-vehicle charging cable or connector
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
Which signs may indicate that you are becoming too tired to drive safely?

207. Which signs may indicate that you are becoming too tired to drive safely?

Feeling comfortable and relaxed.
✓ Yawning, heavy eyelids, and difficulty concentrating.
Feeling hungry and slightly thirsty.
Listening to quieter music.

Warning signs of driver fatigue can include repeated yawning, heavy eyelids, difficulty concentrating, wandering thoughts, and trouble maintaining a steady road position. These signs mean you should stop and rest before continuing.

Driver showing signs of fatigue
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
Which control is normally used to switch on the dipped headlights?

208. Which control is normally used to switch on the dipped headlights?

The hazard warning switch.
The rear-window demister.
The windscreen-wiper control.
✓ The lighting control.

The lighting control is normally used to switch on the dipped headlights. Depending on the vehicle, it may be a rotary switch or part of a lighting stalk.

Lighting control for switching on dipped headlights
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
What can selecting a lower gear provide in a manual vehicle?

209. What can selecting a lower gear provide in a manual vehicle?

Higher tyre pressure.
A shorter steering ratio.
Automatic parking-brake operation.
✓ Greater engine braking.

Selecting a suitable lower gear can increase engine braking, helping the vehicle slow or control its speed without relying entirely on the brakes.

Manual gear selection for engine braking
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
What does the ON position of a traditional ignition switch normally do?

210. What does the ON position of a traditional ignition switch normally do?

✓ Switches on the vehicle's electrical systems without operating the starter.
Switches off all electrical accessories.
Turns the starter motor.
Locks the steering.

The ON position normally switches on the vehicle's electrical and ignition systems without operating the starter motor. The engine is started by turning the key further to the START position.

ON position on a traditional ignition switch
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
Why should you be extra careful at night?

211. Why should you be extra careful at night?

✓ Visibility is reduced.
Road surfaces are usually more slippery.
Road markings become less important.
Street lighting makes drivers less alert.

At night, it is harder to see pedestrians, cyclists, road markings, and hazards. Reduce speed and use the correct lights.

Road traffic in reduced night-time visibility
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
Which foot normally operates the brake and accelerator in a manual vehicle?

212. Which foot normally operates the brake and accelerator in a manual vehicle?

Either foot.
The left foot for the brake and right foot for the accelerator.
The left foot.
✓ The right foot.

In a manual vehicle, the right foot normally operates both the brake and accelerator pedals, while the left foot operates the clutch.

Pedal arrangement and foot controls in a manual vehicle
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
What should you do if the oil-pressure warning light stays on?

213. What should you do if the oil-pressure warning light stays on?

Continue slowly until you reach a service station.
✓ Stop safely, switch off the engine, and seek assistance.
Ignore it if the engine sounds normal.
Add engine oil while the engine is still running.

Low oil pressure can quickly cause severe engine damage. Stop as soon as it is safe, switch off the engine, and investigate the cause before continuing.

Oil-pressure warning illuminated on the dashboard
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
Why should you avoid overtaking when approaching a pedestrian crossing?

214. Why should you avoid overtaking when approaching a pedestrian crossing?

The crossing may make it harder to judge your speed.
Crossing markings can make lane changes more difficult.
Vehicles use more braking distance near crossings.
✓ A pedestrian may be hidden by the vehicle ahead.

A vehicle slowing or stopping near a pedestrian crossing may be hiding someone who is crossing. Overtaking could put you directly into the pedestrian's path.

Vehicles approaching a pedestrian crossing
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
Why should you obey traffic signs?

215. Why should you obey traffic signs?

To avoid checking for other road users.
To let you drive at the maximum permitted speed.
To make other drivers responsible for your safety.
✓ To improve safety for everyone.

Traffic signs help organise traffic and improve safety for drivers, cyclists, and pedestrians.

Traffic signs using Vienna-style designs
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
Which licence category is mainly associated with mopeds?

216. Which licence category is mainly associated with mopeds?

✓ Licence AM.
Licence C.
Licence D.
Licence A.

Driving licence AM is mainly associated with mopeds. Category AM covers mopeds with a design speed above 25 km/h and up to 45 km/h.

Moped and category AM driving licence
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
What does this vehicle-control symbol indicate?

217. What does this vehicle-control symbol indicate?

Child safety lock.
Boot release.
✓ Central door locking.
Window lock.

This control operates the vehicle's central door locking system. Pressing it locks or unlocks the vehicle's doors, depending on the current lock state.

Central door-locking control and symbol
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
Which foot should normally operate the brake and accelerator in an automatic vehicle?

218. Which foot should normally operate the brake and accelerator in an automatic vehicle?

✓ The right foot.
Both feet together.
The left foot.
Either foot at the same time.

In an automatic vehicle, the right foot should normally operate both the brake and accelerator pedals. The left foot should rest on the footrest to reduce the risk of pressing both pedals at the same time.

Right-foot control of an automatic vehicle's pedals
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
How can a heavy load affect stopping distance?

219. How can a heavy load affect stopping distance?

✓ It can increase the distance needed to stop.
It always shortens the stopping distance.
It affects stopping distance only on steep roads.
It makes the brakes respond more quickly.

A heavily loaded vehicle has more mass and may require additional distance to slow down or stop safely.

Loaded vehicle and the space needed for braking
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
When should you use rear fog lights?

220. When should you use rear fog lights?

When driving on an unlit road.
When driving on high-speed roads at night.
✓ When visibility is seriously reduced by fog or similar conditions.
When visibility is slightly reduced.

Rear fog lights are very bright and should only be used when visibility is poor enough to require them.

Rear fog lights used in severely reduced visibility
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
Can you assume that you are safe to drive the morning after drinking?

221. Can you assume that you are safe to drive the morning after drinking?

Yes, sleep removes all alcohol from your body.
Yes, if you only need to drive a short distance.
✓ No, alcohol may still remain in your body.
Yes, if you feel completely sober.

The body needs time to process alcohol. Sleeping, eating, showering, or drinking coffee does not instantly remove it.

Fitness to drive the morning after drinking
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
What is the minimum licence for a 35 kW motorcycle at 0.2 kW/kg, derived from 70 kW?

222. What is the minimum licence for a 35 kW motorcycle at 0.2 kW/kg, derived from 70 kW?

Licence AM.
✓ Licence A2.
Licence B.
Licence A1.

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, so a 35 kW motorcycle may be derived from a vehicle of up to 70 kW.

35 kW motorcycle for category A2
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
What does this vehicle-control symbol indicate?

223. What does this vehicle-control symbol indicate?

Air recirculation.
✓ Cabin fan speed.
Seat heating.
Air conditioning.

This control adjusts the cabin ventilation fan speed. Increasing the setting moves more air through the vehicle's ventilation and climate-control system.

Control for adjusting the cabin fan speed
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
Where should you go after safely leaving a disabled vehicle in a tunnel?

224. Where should you go after safely leaving a disabled vehicle in a tunnel?

Wait directly behind the vehicle where drivers can see you.
✓ To a protected emergency area or exit away from traffic.
Remain beside the vehicle and wait for assistance.
Walk along the traffic lane toward the tunnel entrance.

Move away from live traffic and use a marked emergency exit, refuge area, or protected walkway where available.

Leaving a disabled vehicle for a tunnel emergency area
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
Why should you avoid using a phone while driving?

225. Why should you avoid using a phone while driving?

Because it can disable the cruise control system.
Because it can cause road rage.
Because it can make your reactions faster.
✓ Because it distracts you from the road.

Using a phone while driving reduces attention, reaction time, and control of the vehicle. A hands-free system may reduce the need to handle the phone, but the conversation itself can still be distracting.

Phone distracting a driver from the road
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
What should you normally do after completing an overtake?

226. What should you normally do after completing an overtake?

Move back immediately in front of the vehicle you passed.
Slow down before returning to the normal lane.
✓ Return to the normal driving lane when it is safe.
Remain in the overtaking lane until another vehicle approaches.

After overtaking, return to the normal driving lane when you have passed the other vehicle by a safe distance. Check your mirrors, signal when appropriate, and avoid moving back too soon.

Vehicle returning to its lane after overtaking
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
What does this dashboard symbol indicate?

227. What does this dashboard symbol indicate?

Air conditioning is active.
✓ Risk of icy road conditions.
The windscreen is frozen.
Engine coolant is too cold.

This symbol warns that the outside temperature is low enough for ice to form. Road surfaces, especially bridges and shaded areas, may be slippery even when they appear clear.

Icy-road warning symbol on the dashboard
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
Why is riding a bicycle after drinking alcohol dangerous?

228. Why is riding a bicycle after drinking alcohol dangerous?

A small amount of alcohol improves balance.
A helmet protects you from alcohol-related risks.
Cycling after drinking is safe on quiet roads.
✓ Alcohol can reduce your balance, coordination, judgement, and reaction time.

Alcohol can make it harder to balance, steer, judge distances, and react to hazards. Riding a bicycle while impaired may also be against the law.

Alcohol consumption and bicycle-riding safety
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
Why is high-visibility clothing useful during a roadside breakdown?

229. Why is high-visibility clothing useful during a roadside breakdown?

It gives you priority when walking beside the road.
It allows you to remain close to moving traffic.
✓ It makes you easier for approaching drivers and recovery workers to see.
It protects you from injury if a vehicle hits you.

High-visibility clothing improves your visibility, especially at night or in poor weather, but you must still remain away from traffic.

High-visibility clothing worn during a roadside breakdown
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
What should you do when a traffic light turns red?

230. What should you do when a traffic light turns red?

Follow the vehicle ahead through the junction.
Stop only if other traffic is approaching.
Cross the stop line before stopping.
✓ Stop and wait until you may proceed.

A red traffic light means you must stop before the stop line, pedestrian crossing, or intersection unless a sign or signal indicates otherwise.

Red traffic light at a junction
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
Which side do people drive on in Czechia?

231. Which side do people drive on in Czechia?

✓ Right-hand side.
Left-hand side.

Traffic drives on the right-hand side of the road in Czechia.

Road traffic and the designated driving side
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
Who normally has priority at roundabouts in Czechia?

232. Who normally has priority at roundabouts in Czechia?

Traffic entering the roundabout.
✓ Traffic already on the roundabout.

In Czechia, traffic entering a roundabout normally gives way to traffic already circulating.

Vehicles approaching and circulating on a roundabout
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
You may drive through an amber light without slowing down.

233. You may drive through an amber light without slowing down.

✓ False.
True.

An amber light means you should stop if you can do so safely. If you are too close to stop safely, continue through the junction with caution.

Vehicle approaching an amber traffic light
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
Why should hard braking be avoided while a motorcycle is leaning in a bend?

234. Why should hard braking be avoided while a motorcycle is leaning in a bend?

It makes the motorcycle turn more sharply.
✓ It can reduce stability and available tyre grip.
It prevents the suspension from working.
It can make the engine overheat.

When a motorcycle is leaning, the tyres are already using grip to turn. Hard braking can demand additional grip and may reduce stability. Whenever possible, adjust speed before the bend and use smooth, controlled inputs while cornering.

Motorcycle leaning while travelling through a bend
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
What should you do after fitting a temporary spare wheel?

235. What should you do after fitting a temporary spare wheel?

Drive normally if the vehicle feels stable.
Increase its pressure to match the other tyres.
✓ Follow its speed and distance restrictions and replace it as soon as possible.
Use it as a permanent replacement if it looks undamaged.

Temporary spare wheels may have limited speed, distance, and handling capabilities. Arrange a proper repair or replacement promptly.

Temporary spare wheel fitted to a vehicle
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
It is safer to drive faster than the speed limit when overtaking.

236. It is safer to drive faster than the speed limit when overtaking.

True.
✓ False.

You must still drive safely and obey traffic laws. Speeding increases risk and is not automatically justified by overtaking.

Vehicle overtaking another road user
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
What should cyclists do before turning or changing position on the road?

237. What should cyclists do before turning or changing position on the road?

Signal and turn without checking behind.
Move first, then signal to traffic behind.
✓ Look behind, signal clearly, and move only when safe.
Signal only when a vehicle is close behind.

Checking behind and signalling gives other road users time to understand what you intend to do.

Cyclist preparing to turn or change road position
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
Why must a roof load be securely attached?

238. Why must a roof load be securely attached?

Because the roof will hold the load in place while driving.
To stop the roof rack from increasing fuel consumption.
✓ It could shift or fall and create a serious hazard.
To keep the vehicle within its normal height.

A roof load is exposed to strong airflow and movement. It must be restrained correctly and kept within the permitted limits.

Load secured to a vehicle's roof
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
Are bicycle helmets generally required in Czechia?

239. Are bicycle helmets generally required in Czechia?

Yes, for all cyclists.
✓ No.
Yes, for all adults.

Bicycle helmets are not generally required for all cyclists in Czechia, although specific age or regional rules may apply.

Cyclist wearing a bicycle helmet
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
What should you do when the road is covered with snow or ice?

240. What should you do when the road is covered with snow or ice?

Follow other vehicles closely in their tyre tracks.
✓ Reduce speed, increase following distance, and drive gently.
Drive at the normal speed limit if the road looks clear.
Use quick steering movements if the vehicle starts to slide.

Snow and ice greatly reduce tyre grip. Lower speed, extra distance, and gentle steering, braking, and acceleration help maintain control.

Vehicle travelling on a snow-covered road
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
What should you do if a red warning light appears with an unusual noise?

241. What should you do if a red warning light appears with an unusual noise?

✓ Stop safely, switch off the engine, and seek assistance.
Ignore the noise if the warning light later goes out.
Wait until the next service to have it checked.
Continue slowly if the vehicle still responds normally.

A red warning combined with an unusual noise may indicate a serious fault. Continuing could cause damage or loss of control.

Red dashboard warning requiring the driver's attention
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
What does this vehicle-control symbol indicate?

242. What does this vehicle-control symbol indicate?

Central door locking.
Parking brake.
Fuel-filler flap release.
✓ Bonnet release.

This control releases the bonnet so that it can be opened. A secondary safety catch under the bonnet normally has to be released before it can be fully raised.

Bonnet-release control and symbol
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
Why should you increase your following distance on wet roads?

243. Why should you increase your following distance on wet roads?

Because vehicles ahead have priority in rain.
To reduce road surface damage.
Because tyres need more space to warm up.
✓ Because braking distances are longer.

Water reduces grip between the tyres and the road, so it takes longer to slow down or stop safely.

Following distance between vehicles on a wet road
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
What should you normally do with the gearbox during a longer stop in a manual vehicle?

244. What should you normally do with the gearbox during a longer stop in a manual vehicle?

Keep first gear selected with the clutch pressed.
✓ Select neutral and release the clutch.
Select reverse gear.
Keep the accelerator pressed.

During a longer stop, selecting neutral and releasing the clutch can reduce unnecessary strain on the clutch release mechanism. Keep the vehicle securely held with the brake or parking brake as appropriate.

Neutral gear selection during a longer stop
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
Why should you be careful when turning across oncoming traffic?

245. Why should you be careful when turning across oncoming traffic?

✓ You must judge the speed and distance of approaching vehicles.
Turning gives you priority over approaching traffic.
Oncoming vehicles need more distance to change lanes.
Turning makes your vehicle take longer to accelerate.

Turning across traffic requires careful observation. Misjudging speed or distance can lead to a serious collision.

Vehicle preparing to turn across oncoming traffic
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
What does this dashboard symbol indicate?

246. What does this dashboard symbol indicate?

Engine-management warning.
Brake-system warning.
✓ Low tyre pressure.
Electronic stability control.

This symbol indicates that one or more tyres may have low pressure. Check the tyre pressures and inspect the tyres for damage or a puncture.

Tyre-pressure warning symbol on the dashboard
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
What should cyclists do when riding over loose gravel or road debris?

247. What should cyclists do when riding over loose gravel or road debris?

✓ Reduce speed and steer smoothly.
Make quick steering movements to avoid loose stones.
Keep the same speed as on a dry, smooth road.
Brake hard while turning.

Loose material reduces tyre grip. Smooth steering and controlled speed lower the chance of losing balance.

Cyclist riding over loose gravel
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
What should you do if you notice an unfamiliar fluid underneath your vehicle?

248. What should you do if you notice an unfamiliar fluid underneath your vehicle?

Assume a small leak is harmless condensation.
✓ Do not ignore it. Identify the fluid and arrange an inspection if necessary.
Ignore it if no warning light is showing.
Top up the fluid levels and continue driving.

Clear water from air conditioning can be normal, but oil, coolant, fuel, transmission fluid, or brake fluid may indicate a fault requiring urgent attention.

Fluid leaking underneath a parked vehicle
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
What should you do when approaching a temporary lane closure?

249. What should you do when approaching a temporary lane closure?

✓ Follow the temporary signs and merge safely when required.
Reverse back the way you came.
Follow construction vehicles through the closed lane.
Ignore the temporary signs if your lane is still open.

Observe the temporary signs, adjust your speed, and merge safely according to the traffic situation and local rules.

Temporary traffic-lane closure ahead
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
What should you do if your vehicle breaks down inside a road tunnel?

250. What should you do if your vehicle breaks down inside a road tunnel?

Stay in the traffic lane and wait without using hazard lights.
Make a U-turn and drive toward the nearest exit.
✓ Move aside if possible, use hazard lights, and call for assistance.
Reverse toward the tunnel entrance if traffic is light.

If possible, stop in an emergency bay or another safe place and use the hazard lights. Contact tunnel control using an emergency telephone or other available assistance system, and follow the tunnel signs and instructions.

Broken-down vehicle inside a road tunnel
AI-generated by Traffic-rules.com • WCIT • CC BY-SA