B.C. Class 1 Knowledge Practice Test 2026: Test de práctica 2

1. Pregunta 1 de 25

   You miss a road test appointment without 48 hours' notice or a valid reason. What happens?

   • AYou lose your licence
   • BYou must retake MELT
   • CNothing
   • DYou pay a fee
   Ver respuesta

   Respuesta: D. You pay a fee

   Missing an appointment without 48 hours' notice or a valid reason costs a fee.

2. Pregunta 2 de 25

   You take your Class 1 road test in a truck with an automatic transmission. What happens?

   • AYou must retake the test in a manual within 7 days
   • BNothing; there is no restriction for automatics
   • CYour licence is restricted to automatic transmissions
   • DYou may only drive the truck in daylight
   Ver respuesta

   Respuesta: C. Your licence is restricted to automatic transmissions

   Taking a Class 1 to 3 test in an automatic vehicle restricts the licence to automatic transmissions.

3. Pregunta 3 de 25

   You fail your first Class 1 road test in B.C. How long must you wait to retest?

   • A60 days
   • B7 days
   • C14 days
   • D1 day
   Ver respuesta

   Respuesta: C. 14 days

   After a first failed Class 1 to 4 road test, the wait is 14 days. After the second, it is 30 days.

4. Pregunta 4 de 25

   You fail the Class 1 road test for the second time. How long must you wait?

   • A14 days
   • B90 days
   • C30 days
   • D7 days
   Ver respuesta

   Respuesta: C. 30 days

   The waiting period after a second failed Class 1 to 4 road test is 30 days.

5. Pregunta 5 de 25

   Who completes the Driver's Medical Examination form for a B.C. commercial licence?

   • AThe trucking company that hires the driver
   • BThe road test examiner on the day of the test
   • CA B.C.-licensed doctor, who sends it to RoadSafetyBC
   • DThe driver fills it in and signs it
   Ver respuesta

   Respuesta: C. A B.C.-licensed doctor, who sends it to RoadSafetyBC

   A B.C.-licensed doctor completes the form and sends it to RoadSafetyBC.

6. Pregunta 6 de 25

   After age 45, how often are routine medical reports due for commercial drivers in B.C., until age 63?

   • AEvery 3 years
   • BEvery 10 years
   • CEvery 5 years
   • DEvery year
   Ver respuesta

   Respuesta: A. Every 3 years

   Routine reports are due at 45, 48, 51, 54, 57, 60 and 63.

7. Pregunta 7 de 25

   From what age must B.C. commercial drivers file a medical report every year?

   • A66
   • B75
   • C55
   • D45
   Ver respuesta

   Respuesta: A. 66

   Routine medical reports become yearly from age 66.

8. Pregunta 8 de 25

   What code on a B.C. licence shows an air brake endorsement?

   • ACode 15
   • BCode 1
   • CCode 20
   • DCode 99
   Ver respuesta

   Respuesta: A. Code 15

   The air brake endorsement is code 15.

9. Pregunta 9 de 25

   What does the heavy trailer endorsement (code 20) allow?

   • ACarrying dangerous goods in any trailer
   • BClass 4 or 5 drivers towing over 4,600 kg with no air brakes
   • CDriving semi-trailers that have air brakes
   • DDriving any bus with only a Class 5 licence
   Ver respuesta

   Respuesta: B. Class 4 or 5 drivers towing over 4,600 kg with no air brakes

   Code 20 lets Class 4 or 5 drivers tow trailers over 4,600 kg when neither the truck nor trailer has air brakes.

10. Pregunta 10 de 25

    You want to upgrade from Class 3 to Class 1. What must you do?

    • ATake only a vision test and a medical
    • BJust pay a fee at a driver licensing office
    • CFollow all the Class 1 steps, including a learner's licence
    • DNothing; a Class 3 licence includes Class 1
    Ver respuesta

    Respuesta: C. Follow all the Class 1 steps, including a learner's licence

    Upgrading means completing every step for the new class.

11. Pregunta 11 de 25

    Under the National Safety Code, when must a pre-trip inspection be done?

    • AOnly before a road test with ICBC
    • BEvery 1,000 km driven
    • COnce a week, on the first working day
    • DBefore the first run of each day
    Ver respuesta

    Respuesta: D. Before the first run of each day

    A pre-trip inspection must be done before the first run of each day.

12. Pregunta 12 de 25

    This diagram shows common walk-around inspection points. What do you check at the coupling area?

    • AThe fuel price
    • BThe radio and the seats
    • CThe fifth wheel and the air and electrical lines
    • DThe tire tread on the steering axle only
    Ver respuesta

    Respuesta: C. The fifth wheel and the air and electrical lines

    At the coupling area, check the fifth wheel and the air and electrical connections.

13. Pregunta 13 de 25

    About how long is the average driver's perception time?

    • AAbout three-quarters of a second
    • BAbout 3 seconds
    • CAbout one-tenth of a second
    • DAbout 10 seconds
    Ver respuesta

    Respuesta: A. About three-quarters of a second

    Perception time is about 3/4 of a second, and reaction time is about another 3/4 of a second.

14. Pregunta 14 de 25

    About how long is air brake lag time?

    • AAbout four-tenths of a second
    • BThere is no lag
    • CAbout 4 seconds
    • DAbout one-hundredth of a second
    Ver respuesta

    Respuesta: A. About four-tenths of a second

    Air brakes take about 4/10 of a second to apply after you press the pedal.

15. Pregunta 15 de 25

    How much following distance should truck and bus drivers keep at highway speeds?

    • AAt least five seconds
    • BAt least one second
    • CAt least two seconds
    • DAt least ten metres
    Ver respuesta

    Respuesta: A. At least five seconds

    Heavy vehicle drivers should keep at least five seconds of following distance at highway speeds.

16. Pregunta 16 de 25

    If you double your speed, how much more stopping power do you need?

    • AEight times as much
    • BThe same
    • CFour times as much
    • DTwice as much
    Ver respuesta

    Respuesta: C. Four times as much

    Doubling speed requires four times the stopping power.

17. Pregunta 17 de 25

    If you double the weight of your vehicle, how much more stopping power do you need?

    • AFour times as much
    • BThe same
    • CEight times as much
    • DTwice as much
    Ver respuesta

    Respuesta: D. Twice as much

    Doubling weight requires twice the stopping power.

18. Pregunta 18 de 25

    If you double both speed and weight, how much more stopping power do you need?

    • AFour times as much
    • BTwice as much
    • CSixteen times as much
    • DEight times as much
    Ver respuesta

    Respuesta: D. Eight times as much

    Doubling both speed and weight requires eight times the stopping power.

19. Pregunta 19 de 25

    A loaded tractor-trailer can weigh up to about how much?

    • A63,500 kg
    • B100,000 kg
    • C25,000 kg
    • D6,350 kg
    Ver respuesta

    Respuesta: A. 63,500 kg

    A loaded tractor-trailer can weigh up to about 63,500 kg.

20. Pregunta 20 de 25

    About how far may a loaded tractor-trailer need to reach 100 km/h?

    • AAbout 50 m
    • BMore than 1 km
    • CAbout 200 m
    • DAbout 500 m
    Ver respuesta

    Respuesta: B. More than 1 km

    A heavy tractor-trailer may need over 1 km and over 1 minute to reach 100 km/h. Allow for this when merging or crossing.

21. Pregunta 21 de 25

    About how hot do brake parts get in normal stopping?

    • AAbout 1,000 °C
    • BAbout 500 °C
    • CAbout 20 °C
    • DAbout 120 °C
    Ver respuesta

    Respuesta: D. About 120 °C

    Normal stopping heats brake parts to about 120 °C.

22. Pregunta 22 de 25

    What brake temperature should not be exceeded?

    • AAbout 250 °C
    • BAbout 100 °C
    • CAbout 50 °C
    • DAbout 1,500 °C
    Ver respuesta

    Respuesta: A. About 250 °C

    Brake parts can handle up to about 250 °C and should not go higher.

23. Pregunta 23 de 25

    Which of these is one of the four main types of retarder?

    • ATire retarder
    • BSteering retarder
    • CExhaust retarder
    • DMirror retarder
    Ver respuesta

    Respuesta: C. Exhaust retarder

    The four main types are engine, exhaust, hydraulic driveline and electric driveline retarders.

24. Pregunta 24 de 25

    When do engine retarders work best?

    • AOnly once the service brakes are already hot
    • BAt low rpm in top gear on a downgrade
    • CIn neutral, with the clutch held down
    • DAt higher rpm and lower road speed, in a gear chosen early
    Ver respuesta

    Respuesta: D. At higher rpm and lower road speed, in a gear chosen early

    Engine retarders work best at higher rpm and lower road speed. Pick the gear before starting down.

25. Pregunta 25 de 25

    On a downgrade your speed rises above your chosen safe speed. What should you do?

    • AShift down using the splitter valve only
    • BBrake to cut 10 to 15 km/h, then shift to a lower main gear
    • CKeep light pressure on the brakes all the way down
    • DShift to neutral and use the brakes at the bottom
    Ver respuesta

    Respuesta: B. Brake to cut 10 to 15 km/h, then shift to a lower main gear

    While the brakes are still cool, brake hard enough to drop 10 to 15 km/h, then downshift to a lower main gear, not the splitter.

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