CPC Driver Theory

The Driver

25 free practice questions with explanations

PassNova has 25 free CPC Driver Theory practice questions on The Driver, each with a clear explanation. Practise them in the browser with instant feedback — 100% free, no sign-up, on any device. Updated for 2026.

Sample questions

The Driver: example questions & answers

12 worked examples with answers and explanations below. Practise all 25 The Driver questions free in the browser, with instant feedback on every answer.

  1. What is the minimum age to drive an HGV in the UK?

    • A16
    • B17
    • C18
    • D21

    Answer: The minimum age to drive an HGV (Category C) is 18. Some restrictions apply for drivers under 21.

  2. What are the eyesight requirements for HGV drivers?

    • A20/20 vision required
    • BCorrected vision of at least 0.8 (8/10) in each eye
    • CAny vision level is acceptable
    • DUncorrected vision only

    Answer: Drivers need corrected vision of at least 0.8 (8/10) in each eye and 0.5 (5/10) in the weaker eye. Glasses/contacts are allowed.

  3. What is the legal alcohol limit for drivers in the UK?

    • A80 mg per 100ml blood
    • B50 mg per 100ml blood
    • C35 micrograms per 100ml breath
    • D22 micrograms per 100ml breath

    Answer: The UK limit is 80 mg per 100ml blood (35 micrograms per 100ml breath). Scotland has stricter limits: 50 mg/100ml blood.

  4. What is the policy regarding drugs and driving?

    • ASoft drugs are acceptable
    • BOnly prescription drugs are allowed
    • CAny drug use that impairs is illegal
    • DNo restrictions on drug use

    Answer: Any drug that impairs driving ability is illegal. Prescription drugs must not impair. Testing for illegal drugs is common.

  5. What medical conditions must be declared to the DVLA?

    • ANone; medical history is private
    • BEpilepsy, diabetes, heart conditions, stroke, and others affecting safety
    • COnly serious conditions
    • DDrivers don't need to inform the DVLA

    Answer: Certain conditions (epilepsy, diabetes, heart disease, stroke, etc.) must be declared. Driving with undeclared conditions can invalidate insurance.

  6. What is the procedure for drivers taking prescription medications?

    • AContinue driving without changes
    • BCheck if the medication impairs ability; adjust driving accordingly or stop
    • COnly inform the doctor
    • DNo special considerations needed

    Answer: Check medication side effects (drowsiness, dizziness, impaired vision). If impaired, don't drive or adjust work. Inform your doctor and company.

  7. What is fatigue and why is it dangerous?

    • ANormal tiredness; not a safety issue
    • BReduced alertness causing slower reactions and poor decisions
    • COnly affects elderly drivers
    • DCan be overcome by willpower alone

    Answer: Fatigue reduces alertness, reaction time, and judgment. It's a major cause of accidents. Only rest cures fatigue.

  8. How can a driver manage fatigue on long journeys?

    • AKeep the cab warm
    • BDrink coffee and continue
    • CTake regular breaks, get proper rest, and use multiple drivers
    • DDrive during the day only

    Answer: Only proper rest and breaks genuinely reduce fatigue. Coffee is temporary. Sharing driving on long hauls is essential.

  9. What is the consequence of driving while unfit to drive?

    • AMinor issue
    • BCan result in accidents, injuries, prosecution, and license suspension
    • CNo consequence
    • DOnly affects the driver

    Answer: Driving while unfit is dangerous and illegal. Consequences include accidents, prosecution, fines, and license disqualification.

  10. What should a driver do if they feel unwell during a shift?

    • AContinue driving
    • BDrive to the nearest hospital
    • CStop safely, inform the company, and seek medical advice
    • DRest in the cab

    Answer: Stop safely, don't continue driving, and contact your company and doctor. Your health and others' safety are paramount.

  11. What is the purpose of a medical examination for HGV drivers?

    • AInsurance requirement only
    • BTo ensure the driver is fit to operate large vehicles safely
    • CUnnecessary unless injured
    • DTo check driving skills

    Answer: Medical examinations ensure drivers are physically and mentally fit to operate HGVs safely. Vision, hearing, and health are checked.

  12. How should a driver declare health changes to the DVLA?

    • ANo declaration needed
    • BInform the DVLA in writing and notify their insurance
    • CTell the employer only
    • DNo action required

    Answer: Changes in health (new conditions, medications, treatments) must be declared to the DVLA in writing. Failing to do so can invalidate insurance.

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