Great Britain Car Driving Theory Exam Prep
Practise Great Britain car theory with 42 original Highway Code questions and source-linked explanations in untimed study rounds.Your practice round
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Readiness review
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This score describes only these original Highway Code items. It is not a pass prediction or official mock-test score. The 42-item bank uses uniform sampling and editorial difficulty, with no timing, video questions, hazard perception or practical driving assessment. Study the full official materials and practise the missing skills.
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Domain performance
Correct and missed counts for sampled study groups only. A missing domain was not tested; these bars do not reproduce official exam weights.
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S1–S7 are this tool’s Highway Code study groups, not official exam weightings. No numerical topic weights are claimed. Unsampled groups are untested, not a zero score. Read the full official study materials beyond this bank.
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Answer ledger
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Independently authored and not affiliated with DVSA. Contains public sector information licensed under the Open Government Licence v3.0. Highway Code information: © Crown copyright. No DVSA revision questions or hazard-perception clips are reproduced.
A green light is not permission to enter a yellow box when your exit is blocked and you intend to drive straight ahead. Car theory preparation depends on recognising the conditions that change an answer, rather than remembering a sign, number or phrase without its context.
In Great Britain, meaning England, Scotland and Wales, the Driver and Vehicle Standards Agency (DVSA) car theory test assesses knowledge and hazard perception for the category B car licence. The two parts are taken together, and both must be passed. A strong result in one part cannot compensate for falling below the requirement in the other.
| Official test part | Assessment format | Pass requirement |
|---|---|---|
| Multiple-choice knowledge | 50 questions, with a standard allowance of 57 minutes. | 43 out of 50 |
| Hazard perception | 14 video clips containing 15 developing hazards, with up to 5 points available for each hazard. | 44 out of 75 |
Video appears in both parts, but serves different purposes. Three multiple-choice questions concern a short, silent driving video. Hazard perception instead assesses when you notice a developing hazard, meaning something that would require a change of speed or direction. A parked vehicle beginning to pull into your path is one example. Knowing which action is appropriate does not by itself demonstrate that you would notice the situation early enough.
The wording of the Highway Code also matters. MUST and MUST NOT identify legal requirements. Advisory wording such as should still describes important driving guidance, and failure to follow it can be relevant evidence in court proceedings. Learning a rule therefore includes understanding its conditions and exceptions, not treating every recommendation as either an absolute law or an optional suggestion.
Official preparation draws on The Highway Code, Know your traffic signs and Driving — the essential skills. Reading an explanation alongside its rule helps distinguish superficially similar situations. Weather can change the following gap needed, towing changes some speed limits, and regional wording matters when a question concerns Wales rather than England or Scotland. A familiar-looking answer can be wrong when one of those conditions changes.
Text revision is useful for checking rule knowledge and identifying subjects to revisit, including for drivers returning to study after a long break. It does not replace moving-video hazard practice, supervised driving or an assessment of practical competence. A high percentage on a small set of familiar questions is not evidence that the full theory test will be passed. Great Britain guidance should not be assumed to describe Northern Ireland requirements.
How to Use This Tool:
Choose a broad revision round or focus on one study group. The starting setup uses seven questions from All study groups, Mixed difficulty and feedback After each answer. Every question is original English text, and rounds are untimed.
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Choose a Domain and Difficulty. Rule focus selects direct rule questions, while Applied scenarios selects situational questions. Mixed difficulty includes both. These are editorial labels, not measured equivalents of official exam difficulty.
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Select a Question count from the available menu. Its choices depend on the selected study group and difficulty. When a changed selection cannot support the previous count, the count switches to that selection’s default.
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Choose when to receive Feedback. After each answer shows the correction, explanation and Highway Code reference before you continue. At the end records the answer without revealing the correction until the completed review.
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Enter a Replay seed under Advanced only when you need a reproducible round. Leaving it blank uses a fixed default round, not a newly randomised round on every start. Keep the study group, difficulty, count and feedback choice unchanged when comparing the same seed.
Leading and trailing spaces are ignored. The seed fits up to 128 ordinary text characters. Some symbols, including many emoji, count as two. Longer entries are shortened without splitting a character. If seed validation prevents starting, replace the entry with a shorter plain-text seed. -
Select Start exam practice, then choose one of the four answers. Selecting an answer immediately records and locks it. Continue with Next unanswered question; there is no question-skipping or answer-changing workflow, unlike the official multiple-choice test.
End round abandons the attempt and clears its saved state from the current address. It does not submit a partial result. -
Select View results after the final answer. Read the explanations in Missed answer review, then use Retry missed for those questions. Replay same seed repeats the completed round, while Try a new seed changes the seeded selection or order. Use Change setup to choose a different scope.
Interpreting Results:
During a round, the headline and progress bar count answered questions, not correct answers. After completion, the headline changes to correct answers out of all questions in the round. The heading Readiness review is a study-review label, not a validated readiness rating or an official pass decision.
Perfect round means that every question in that particular round was answered correctly. Otherwise, Start with the missed answers directs attention to the mistakes. The Answer ledger includes both correct and incorrect responses, so it is also useful for revisiting an answer that was guessed correctly.
Domain performance shows correct and missed counts for the study groups actually sampled. A longer bar can simply mean that more questions came from that group. A group marked Not sampled in this round is untested, not a zero score. Practise domain starts a six-question, mixed-difficulty round for the chosen group.
Use the explanations and rule references to identify what needs further study. Repeating a familiar question can check whether you remember its correction, but it does not establish performance on unfamiliar questions. Neither the overall score nor the study-group counts should be converted into an official pass prediction.
Technical Details:
A knowledge-practice score counts correct responses to the questions selected for that attempt. It does not measure response timing, practical vehicle control or recognition of a developing hazard in moving footage. Its meaning therefore depends on both the scoring rule and the breadth of questions sampled.
Correct answers versus completion
Each correct answer earns one point and each incorrect answer earns zero. There is no partial credit, negative marking, difficulty weighting or time bonus. Possible points equal the full number of questions in the round.
N is the number of selected questions, A is the number answered and C is the number answered correctly. Scores range from zero to N points, inclusive. Unanswered questions remain in the accuracy denominator but are not counted as missed answers. Completion requires every selected question to be answered.
Question and answer counts are whole numbers. Raw accuracy retains the unrounded value of 100 × C/N. Displayed progress rounds to the nearest whole percent, with a half percent rounded up; this does not change the score. Completion requires A = N. A completed round with C < N shows Start with the missed answers; C = N gives Perfect round. These labels use exact counts, with no practice pass threshold.
Conditions that change a road-rule answer
A numerical answer is only correct within the situation described. These selected examples distinguish minimum guidance, legal requirements and exceptions. They are not a replacement for the complete rules.
| Situation | Rule or boundary | Important qualification |
|---|---|---|
| Wet-road following gap | In the stated dry high-speed-road case, doubling a two-second minimum gives at least four seconds on a wet road. | Rule 126 gives a two-second gap on high-speed roads and in tunnels with reduced visibility, at least doubled on wet roads. Four seconds does not guarantee sufficient space in every condition. |
| Car tyre tread | The legal minimum is 1.6 mm across the central three-quarters of the tread’s width and around the whole circumference. | Annex 6 does not describe a single-point measurement. Meeting the tread requirement does not excuse other defects or incorrect inflation. |
| Passing a cyclist | Rule 163 gives at least 1.5 metres of clearance at passing speeds up to 30 mph. | More space is needed at higher speeds. Wait when a safe pass with sufficient clearance is not possible. |
| Passing a horse rider | Rule 163 advises a speed below 10 mph and at least 2 metres of clearance. | Both conditions matter. “Below 10 mph” does not include exactly 10 mph, and available space does not remove the need for a safe opportunity. |
| An ordinary street-lit road in Wales | The general limit is 20 mph, compared with 30 mph in England and Scotland. | Rule 124 excludes motorways from this general street-light rule, and signs can specify a different limit. |
| Overtaking a cyclist across the nearer solid line of double white lines | The slow-cycle exception in Rule 129 applies at 10 mph or less. | Crossing must also be necessary and the road clear. A cyclist travelling at 15 mph does not meet that exception. |
Study coverage and sampling
The bank contains 42 original questions arranged into seven authored study groups. Each group contains six questions, split evenly between rule-focused questions and applied scenarios. The S1 to S7 labels identify these groups only; they are not official DVSA syllabus codes or exam weightings.
| Group | Study area | Examples in the bank |
|---|---|---|
| S1 | Attention and attitude | Rest breaks, signals, phone distraction and alcohol effects. |
| S2 | Vehicle safety and loading | Tyres, restraints, secured loads and warning lights. |
| S3 | Safety margins and handling | Following gaps, reduced grip, visibility and stopping space. |
| S4 | Sharing the road | Pedestrians, cyclists, horses, large vehicles and buses. |
| S5 | Road rules and markings | Regional and towing speed limits, roundabouts, box junctions and white lines. |
| S6 | Motorways and traffic signals | Lane closures, lane discipline, hard shoulders, joining and emergency vehicles. |
| S7 | Documents and incidents | Insurance, learner plates, collisions and breakdown situations. |
Selection is uniform and without replacement within the chosen pool, so a question does not repeat within one round. There are no official topic quotas. A seven-question selection from all groups therefore need not contain one question from each group.
Each selected question has one correct answer and three question-specific alternatives. Question order and answer order are seeded. Reproducing both requires the same seed, study scope, count, feedback mode and unchanged question bank. Changing feedback mode can change the order even though the marking rule stays the same.
New seeds can overlap earlier rounds and do not create additional questions. When a round uses the entire selected pool, another seed can change its order but cannot expand its coverage. A missed-answer retry uses only the incorrect items, so its length can differ from the counts offered for a new round.
Limitations and Privacy Notes:
This is independently authored practice, not an official DVSA product. It contains no reproduced DVSA revision questions or hazard-perception clips. Its small Highway Code subset does not provide exhaustive syllabus coverage, a timed full mock, video-based multiple-choice assessment, hazard-perception assessment or practical driving assessment. It awards no official pass, certificate or driving entitlement.
- The bank records a Highway Code update date of 22 October 2025 and item-source checks dated 12 September 2026. These dates do not mean that questions are automatically refreshed whenever official guidance changes. Use the current official rule when checking a dated explanation.
- Scoring runs in the browser, but the page address carries encoded attempt details, including the seed and recorded responses. This encoding is not encryption. A saved or shared address can expose the attempt to its recipient, remain in browser history and reach the site when opened or reloaded. Avoid personal information in seeds.
- Page resources, chart and document features, and opened references can use the network. Do not assume fully offline operation or that browser scoring means nothing can leave the device. Copied or downloaded answer ledgers contain responses.
- A compatible saved address can restore a round. An invalid or outdated saved attempt produces a warning rather than a completed score. Use Return to setup to recover. If the warning says the address could not be saved, reloading will lose the in-memory round.
Contains public sector information licensed under the Open Government Licence v3.0. Highway Code information is © Crown copyright. The licence and official guidance are listed in References.
Worked Examples:
Progress during a seven-question round
With After each answer selected, suppose four questions have been answered, three correctly and one incorrectly. Progress reads four of seven answered and rounds to 57%. That is completion progress, not accuracy. The score still uses all seven selected questions, while the three unanswered questions are not counted as misses. The completed review becomes available only after those remaining questions are answered.
Two mistakes in the full bank
Select All study groups, Mixed difficulty and 42 questions. If only the wet-road following-gap question and the red X question are answered incorrectly, the completed score is 40/42. S3 and S6 each show five correct and one missed; the other groups each show six correct. Review Highway Code Rules 126 and 258, then select Retry missed for a separate two-question round. A subsequent 2/2 describes that retry; it does not replace the original 40/42 or demonstrate coverage of the official video assessments.
References:
- Theory test: cars — Multiple-choice questions, GOV.UK.
- Theory test: cars — Hazard perception test, GOV.UK.
- Theory test: cars — Pass mark and test result, GOV.UK.
- Theory test: cars — Theory test revision and practice, GOV.UK.
- The Highway Code — Introduction and wording of the rules, Department for Transport, 22 October 2025.
- The Highway Code — General rules, techniques and advice for all drivers and riders, Department for Transport, 22 October 2025.
- The Highway Code — Using the road, Department for Transport, 22 October 2025.
- The Highway Code — Annex 6: Vehicle maintenance, safety and security, Department for Transport, 22 October 2025.
- The Highway Code — Motorways, Department for Transport, 22 October 2025.
- The Highway Code — Updates, Department for Transport, 22 October 2025.
- Open Government Licence v3.0, The National Archives.