Mock Test #4 – Car Theory Questions

Driver's Mock Test #3 - Car Theory Questions

#1: There is a tanker ahead. Which sign shows that it is carrying dangerous goods?

Certain tank vehicles carrying dangerous goods must display hazard information panels. The panel illustrated is for flammable liquid.

Highway code rule: 284.

#2: You have stopped at a junction. The traffic light turns green. When should you not proceed at green?

Image for test question
A steady green traffic light means you can go through the junction. Only go forward when the traffic lights are green if there is room for you to clear the junction safely or you are taking up a position to turn right.

Highway code rules: 176, 109.

#3: A driver suddenly pulls out into your path at a junction. If there is no immediate danger, you should:

Image for test question
Slow down and hold back if a road user pulls out into your path at a junction. Allow them to get clear. Do not over-react by driving too close behind to intimidate them.

Highway code rule: 147.

#4: It is recommended that you turn on your hazard warning lights when your vehicle is:

Image for test question
Hazard warning lights may be used when your vehicle is stationary and temporarily obstructing traffic. You may also use them when you are on a motorway or unrestricted dual carriageway and you need to warn drivers behind you of a hazard or obstruction ahead.

Highway code rule: 116.

#5: What should you do when overtaking a motorcyclist in strong winds?

Image for test question
When passing motorcyclists and cyclists, give them plenty of room

Highway code rules: 212, 163.

#6: You see double white lines on the road. The line nearest to you is solid. What does it mean?

Image for test question
Double white lines where the line nearest you is solid. This means you must not cross or straddle it unless it is safe and you need to enter adjoining premises or a side road.

You may cross the line if necessary, provided the road is clear, to pass a stationary vehicle, or overtake a pedal cycle, horse or road maintenance vehicle, if they are travelling at 10 mph (16 km/h) or less.

Highway code rule: 129.

#7: You have stopped at a red light at a puffin crossing. You may proceed when:

Image for test question
You may not proceed until the green light shows.

A puffin crossing has a sensor which detects when someone is within the crossing area. The green light will not show until the crossing area is clear of people.

Highway code rule: 199.

#8: The risk of aquaplaning and skidding increase

Image for test question
Chances of aquaplaning and skidding increase as speeds increase.

As you move faster, your tires will start to ride up on the water, much like water skis. This is called aquaplaning.

Highway code rule: 119.

#9: When you approach horses and horse riders on a country road, you should:

Image for test question
Always pass wide and slowly. Horse riders are often children, so take extra care and remember riders may ride in double file when escorting a young or inexperienced horse or rider. Look out for horse riders' and horse drivers' signals and heed a request to slow down or stop. Take great care and treat all horses as a potential hazard.

Highway code rule: 215.

#10: You are approaching a roundabout. There are horses just ahead of you. In this situation you should:

Image for test question
Watch out for and give plenty of room to cyclists and horse riders.

They may stay in the left-hand lane and signal right if they intend to continue round the roundabout. Allow them to do so.

Highway code rule: 187.

#11: What should you do when passing sheep on a road?

Image for test question
When passing animals, drive slowly. Give them plenty of room and be ready to stop. Do not scare animals by sounding your horn, revving your engine or accelerating rapidly once you have passed them.

Highway code rule: 214.

#12: The area close to a pedestrian crossing is covered by the zig-zag lines. What do they mean?

Image for test question
You MUST NOT park on a crossing or in the area covered by the zig-zag lines.

Highway code rule: 191.

#13: Before driving through a tunnel it is a good idea to do what?

Image for test question
A tunnel means limited visibility. At night or in poor visibility, do not use tinted glasses, lenses or visors if they restrict your vision.

Highway code rule: 94.

#14: You are on a motorway. What colour are the reflective studs on the left edge of the road?

Image for test question
Red studs mark the left edge of the road.

Highway code rule: 132.

#15: If you need to change lane, you should:

Image for test question
Blind spots are areas around your vehicle your mirror does not cover.

Before taking off, making lane changes or turns, quickly turn your head to look for hidden pedestrians or vehicles. Avoid driving in other drivers' blind spots.

Highway code rule: 133.

#16: You approach this police officer from behind. What does the signal mean?

Image for test question
This signal is used to beckon traffic on.

You must obey signals given by police officers, traffic officers, traffic wardens, and signs used by school crossing patrols.

You can download the pdf version of Signals by Authorised Persons here

Highway code rule: 105.

#17: You arrive at the scene of a collision. Someone is unconscious in their vehicle. When should you call the emergency services?

Image for test question
Arrange for the emergency services to be called immediately with full details of the incident location and any casualties.

Highway code rule: 283.

#18: Traffic signs telling you what you must do are generally which shape?

Blue circles generally give a mandatory instruction and red rings or circles tell you what you must not do.

#19: Your vehicle has broken down on a motorway. You are not able to get your vehicle onto the hard shoulder. What should you do?

Image for test question
Warn other traffic by using your hazard warning lights if your vehicle is causing an obstruction. Do not stand (or let anybody else stand) between your vehicle and oncoming traffic.

Highway code rules: 274, 275.

#20: You are driving on a slippery road. The rear of your vehicle starts to skid. You should ease off the accelerator and

Image for test question
Turning the wheel in the direction of the skid (into the skid).

An easy way to decide what way to steer is to look where you want to go (down the road) and steer there.

Highway code rule: 119.



More Car Theory Test Questions

Another test with 20 car theory questions taken from a larger set of test questions and answers.

You can use our FREE theory questions to practise for the DVSA examination and for self-evaluation. Each mock test helps you determine if you are ready for the final exam or not.

Our mock tests aren’t only for newbies. They can also be used by anyone who wants to brush up their knowledge about U.K. driving rules. Several new laws have been added the last 10 years, laws that every driver must know, regardless if they have already passed the knowledge exam or not.

The first book you must study is the U.K. Highway code. Make sure you have the latest copy. You must also get the booklet ‘Know Your Traffic Signs‘. It explains all the traffic signs you should know for your exam.

Even drivers who passed their driving test some years ago should keep up to date with recently introduced signs. has several simple tests that cover the U.K. traffic signs. They are a good supplement to the tests found on this website.