Why people fail the Norwegian theory test – the six mistakes behind it

Seven wrong answers are enough to fail. What surprises most people is that the mistakes are rarely rules they do not know. They come from answer options built to look like the right one – and they are built to a pattern.

Published 12 September 2026

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The mistakes are not random

A good multiple-choice question has three wrong options that are each a mistake someone actually makes. When we write the questions here, every wrong option gets a label for the misconception it is built on – and six keep coming back. Know them, and you recognise them on the test.

That holds wherever you practise. The real test is not published, but it is written by people who know the same misconceptions.

1. The outdated rule

Norway lowered the alcohol limit from 0.5 to 0.2 in 2001. The signs were renumbered in 2005. Parents, older textbooks and half-remembered school facts deliver the old rule with great confidence – and an option using the old number feels right because you have heard it before.

Antidote: when a number feels familiar, ask yourself where you heard it. Everything that applies today is in the course, and every question's explanation names the provision.

2. The neighbouring rule

The right-hand rule applied at a junction with a give-way sign. The five-metre rule for pedestrian crossings applied at a bus stop. The rule exists, it is correct – but it belongs to a different situation from the one in front of you. This is the most common mistake in right of way, and the reason it is the theme most people fail.

Antidote: before you answer, decide which situation you are in. Is the junction signed or not? Is it a crossing or a stop? The rules come in an order, and the first one that applies knocks out the rest.

3. Right rule, wrong direction

You know someone gives way at an exit. The option says it is the driver on the road who yields to the one coming out. The rule is familiar, the actor has been swapped. Same pattern: who dips first, who uses the passing place on a narrow road, what the bus is entitled to from whom.

Antidote: read the question once more and point at who it is asking about. It takes three seconds and catches almost all of these.

4. Right rule, borrowed number

135 or 150 cm for child restraints. 1.6 or 3 mm of tread. 0.2 or 0.5 per mille. Both numbers are real, and both are in the regulations – just not in the same place. A wrong option using a real number from the neighbouring rule is far more dangerous than one using an invented figure.

Antidote: learn the numbers in pairs, with what separates them. Under 135 cm the child needs a restraint. 3 mm is winter tyres, 1.6 summer. Then it is no longer a number you remember but a choice you understand.

5. What feels safe but is prohibited

Answering a message while stationary in the queue. Sitting in the left lane on the motorway 'to be on the safe side'. Stopping for a moment under a no-stopping sign because the street is empty. Intuition says it is harmless, and it may be right – but the test does not ask whether it is dangerous. It asks whether it is legal.

Antidote: separate the questions asking what is sensible from those asking what is allowed. The words 'allowed', 'permitted' or 'may you' in the question mean the feeling is not the answer.

6. The courtesy answer

Waving the pedestrian across. Flashing the waiting car through. It looks like the kind option, and it is always there. But you cannot give away a duty to give way, and you have no authority to direct other people's driving. A signal the other misreads can make you partly responsible for what happens.

Antidote: the option that resolves the situation by you signalling to others what to do is wrong. What you can do is adapt your own driving.

How to use this

After a mock exam, do not just look at how many you got wrong – look at which type. If you missed neighbouring rules, it is the order of the rules you need to read about. If you missed numbers, it is the pairs.

Topic practice shows the explanation the moment you answer, and with full access the questions you missed come back until you have them right twice. That is the fastest route from 'knows the rules' to 'passes the test'.

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Frequently asked questions

How many wrong answers can I have on the theory test?

Seven. The test has 45 questions and you need 38 correct to pass. Eight wrong is a fail.

What do people fail on most?

Right of way, followed by signs and road markings. Not because the rules are hard, but because they apply in a fixed order, and wrong options use a rule that is correct in a different situation.

Does memorising help?

Only for the numbers – and those should be memorised in pairs, with what separates them. The rest of the test checks whether you recognise the situation and know which rule applies first. You learn that by practising questions with explanations, not by reading lists.