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Switzerland Truck Theory Test Practice (C/D) 2026

Practise for the Swiss additional theory test (Zusatztheorie) for category C trucks and category D buses. The questions are written from the official rules of the road traffic offices (asa), the CZV certificate rules and federal guidance on tachographs. This is study material; check details with your cantonal road traffic office.

  • 商用车辆
  • 瑞士
  • 50道题
  • 核对于2026年10月11日

快速解答

官方考试共有40道题。 及格线：36 of 40 (no more than 4 errors) for C or D; the C1/D1 test has 30 questions with no more than 3 errors。 时间限制：60分钟。 主办机构：Cantonal road traffic office (Strassenverkehrsamt); common test standards set by the asa。 最低年龄：18 for C1 and C; 21 for D1 and D。 在这里免费练习50道题，每道题都附有答案和解释。 已于2026年10月11日根据官方资料核对。

练习前先阅读先阅读《Swiss Truck and Bus Theory Study Guide》：通俗易懂的笔记、图解和需要牢记的数字。

  1. 第1题，共25题

    How many questions are in the Swiss additional theory test (Zusatztheorie) for category C?
    显示答案

    答案: C. 40

    The category C additional theory test has 40 single-choice questions.

  2. 第2题，共25题

    How many errors are allowed in the category C additional theory test?
    显示答案

    答案: B. 4

    The test is worth 40 points and you may make at most 4 errors, so you need 36 correct answers.

  3. 第3题，共25题

    How long do you have for the category C or D additional theory test?
    显示答案

    答案: D. 60 minutes

    The C and D additional theory tests each last 60 minutes.

  4. 第4题，共25题

    What answer format does the category C additional theory test use?
    显示答案

    答案: D. Single choice: one correct answer per question

    Unlike the car test, the C, D, C1/D1 and CZV theory tests use single-choice questions.

  5. 第5题，共25题

    How many questions are in the additional theory test for the subcategories C1/D1?
    显示答案

    答案: B. 30

    The C1/D1 test has 30 questions and allows at most 3 errors.

  6. 第6题，共25题

    Which theory test must a category C applicant pass?
    显示答案

    答案: B. Only the additional theory test (Zusatztheorie)

    For category C there is no basic theory test, but the additional theory test is required.

  7. 第7题，共25题

    Is there an official licensed learning product for the C and D additional theory tests?
    显示答案

    答案: D. No, driving schools and trade bodies offer their own courses and materials

    The asa says no official licensed product exists for the additional categories; candidates prepare with schools or trade organisations.

  8. 第8题，共25题

    You passed the category C additional theory test in 2023. How long does the pass stay valid?
    显示答案

    答案: D. With no time limit

    Theory and additional theory tests passed since 1 January 2021 are valid indefinitely.

  9. 第9题，共25题

    Which vehicles does category C cover?
    显示答案

    答案: D. Motor vehicles over 3,500 kg total weight, except buses (category D)

    Category C is for goods vehicles over 3,500 kg; vehicles for carrying passengers belong to category D.

  10. 第10题，共25题

    What is the weight range for subcategory C1?
    显示答案

    答案: C. Over 3,500 kg up to 7,500 kg

    C1 covers motor vehicles over 3,500 kg but not more than 7,500 kg.

  11. 第11题，共25题

    With a category C licence alone, how heavy may your trailer be?
    显示答案

    答案: B. Up to 750 kg

    Category C includes a trailer of up to 750 kg. A heavier trailer needs category CE.

  12. 第12题，共25题

    What is the minimum age for category C in Switzerland?
    显示答案

    答案: A. 18

    The minimum age for categories C and C1 is 18.

  13. 第13题，共25题

    Which licence must you hold before you can learn for category C?
    显示答案

    答案: D. Category B, at least as a learner's permit

    Category C requires category B, at least at learner's permit stage.

  14. 第14题，共25题

    Which extra check is required for a category C learner's permit?
    显示答案

    答案: B. A traffic medical examination

    C, C1, D and D1 applicants need a traffic medical examination; no first aid course is required.

  15. 第15题，共25题

    What minimum eyesight is required for categories C1 and D1?
    显示答案

    答案: B. 0.8 in the better eye and 0.5 in the worse eye

    The medical minimums for heavy categories include visual acuity of 0.8 and 0.5.

  16. 第16题，共25题

    What is CE?
    显示答案

    答案: C. A category C vehicle towing a trailer over 750 kg

    Category CE covers combinations of a category C towing vehicle and a trailer over 750 kg.

  17. 第17题，共25题

    Do you need another theory test to add category CE?
    显示答案

    答案: C. No, CE needs no basic or additional theory test

    For CE there is no theory test; you need category C (at least a learner's permit) and the practical test.

  18. 第18题，共25题

    What is the maximum combined weight for category C1E?
    显示答案

    答案: A. 12,000 kg

    C1E covers combinations with a total combined weight of up to 12,000 kg.

  19. 第19题，共25题

    What must a category C practical test vehicle weigh at least (operating weight)?
    显示答案

    答案: C. 12 tonnes

    The C test vehicle must weigh at least 12 t and be at least 8 m long and 2.30 m wide.

  20. 第20题，共25题

    A category C learner's permit also lets you take learning drives in which category?
    显示答案

    答案: C. Category B

    The C learner's permit also allows learning drives with category B vehicles.

  21. 第21题，共25题

    Who may accompany a category C learner driver?
    显示答案

    答案: D. A person aged 23 or over who has held a full category C licence for at least 3 years

    The companion must be at least 23 and have held the matching licence for three years, no longer on probation.

  22. 第22题，共25题

    How long is a category C learner's permit valid?
    显示答案

    答案: D. 24 months

    Learner's permits for C, C1, D and D1 are valid for 24 months.

  23. 第23题，共25题

    Which vehicles does category D cover?
    显示答案

    答案: B. Passenger vehicles with more than 8 seats besides the driver's seat

    Category D is for motor vehicles carrying people with more than eight seats in addition to the driver's.

  24. 第24题，共25题

    How many seats may a D1 vehicle have besides the driver's seat?
    显示答案

    答案: D. More than 8 and up to 16

    Subcategory D1 covers passenger vehicles with more than 8 but no more than 16 seats.

  25. 第25题，共25题

    What is the minimum age for categories D and D1?
    显示答案

    答案: B. 21

    The minimum age for buses (D and D1) is 21.

考前须知

  • The additional theory test for category C or D has 40 single-choice questions in 60 minutes. You may make at most 4 errors.
  • The C1/D1 additional theory test has 30 single-choice questions, with at most 3 errors.
  • Categories C and C1 start at age 18 and need category B. Categories D and D1 start at age 21. All four need a traffic medical examination.
  • For most commercial transport, C, C1, D and D1 drivers also need a certificate of professional competence under the CZV. It is valid for 5 years and renewed with 5 days of training.
  • The written CZV theory test has 40 questions in 60 minutes at your cantonal road traffic office, plus two e-tests, an oral exam and a practical exam.
  • There is no official licensed learning product for the C and D tests. Driving schools and trade organisations offer courses and materials.

常见问题

How many questions are on the Swiss truck theory test?

The category C additional theory test has 40 single-choice questions. You have 60 minutes and may make no more than 4 errors.

Do I need to pass the car theory test again for a truck licence?

No. For category C you take only the additional theory test (Zusatztheorie). You must already hold category B, at least as a learner's permit.

Is the CZV test the same as the truck theory test?

No. The licence test and the CZV certificate are separate. The written CZV test comes after the regular additional theory test and has its own 40 questions.

Do I need the CZV certificate to drive a truck?

Only for transport that is not covered by the exceptions in Article 3 CZV. Private trips, learner drives and some work trips with your own materials are exempt.

How long does a theory pass last?

Theory and additional theory tests passed since 1 January 2021 are valid with no time limit.

资料来源

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