B.C. Class 1 Knowledge Practice Test 2026: Practice test 2

Practice test 2 ng 5 para sa B.C. Class 1 Knowledge Practice Test: 25 pang tanong na may mga sagot at paliwanag.

Komersyal na sasakyan
British Columbia
130 tanong
Sinuri noong Oktubre 10, 2026

Tanong 1 ng 25
You miss a road test appointment without 48 hours' notice or a valid reason. What happens?
- You lose your licence
- You must retake MELT
- Nothing
- You pay a fee
Ipakita ang sagot
Sagot: D. You pay a fee
Missing an appointment without 48 hours' notice or a valid reason costs a fee.
Tanong 2 ng 25
You take your Class 1 road test in a truck with an automatic transmission. What happens?
- You must retake the test in a manual within 7 days
- Nothing; there is no restriction for automatics
- Your licence is restricted to automatic transmissions
- You may only drive the truck in daylight
Ipakita ang sagot
Sagot: 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.
Tanong 3 ng 25
You fail your first Class 1 road test in B.C. How long must you wait to retest?
- 60 days
- 7 days
- 14 days
- 1 day
Ipakita ang sagot
Sagot: 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.
Tanong 4 ng 25
You fail the Class 1 road test for the second time. How long must you wait?
- 14 days
- 90 days
- 30 days
- 7 days
Ipakita ang sagot
Sagot: C. 30 days
The waiting period after a second failed Class 1 to 4 road test is 30 days.
Tanong 5 ng 25
Who completes the Driver's Medical Examination form for a B.C. commercial licence?
- The trucking company that hires the driver
- The road test examiner on the day of the test
- A B.C.-licensed doctor, who sends it to RoadSafetyBC
- The driver fills it in and signs it
Ipakita ang sagot
Sagot: C. A B.C.-licensed doctor, who sends it to RoadSafetyBC
A B.C.-licensed doctor completes the form and sends it to RoadSafetyBC.
Tanong 6 ng 25
After age 45, how often are routine medical reports due for commercial drivers in B.C., until age 63?
- Every 3 years
- Every 10 years
- Every 5 years
- Every year
Ipakita ang sagot
Sagot: A. Every 3 years
Routine reports are due at 45, 48, 51, 54, 57, 60 and 63.
Tanong 7 ng 25
From what age must B.C. commercial drivers file a medical report every year?
- 66
- 75
- 55
- 45
Ipakita ang sagot
Sagot: A. 66
Routine medical reports become yearly from age 66.
Tanong 8 ng 25
What code on a B.C. licence shows an air brake endorsement?
- Code 15
- Code 1
- Code 20
- Code 99
Ipakita ang sagot
Sagot: A. Code 15
The air brake endorsement is code 15.
Tanong 9 ng 25
What does the heavy trailer endorsement (code 20) allow?
- Carrying dangerous goods in any trailer
- Class 4 or 5 drivers towing over 4,600 kg with no air brakes
- Driving semi-trailers that have air brakes
- Driving any bus with only a Class 5 licence
Ipakita ang sagot
Sagot: 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.
Tanong 10 ng 25
You want to upgrade from Class 3 to Class 1. What must you do?
- Take only a vision test and a medical
- Just pay a fee at a driver licensing office
- Follow all the Class 1 steps, including a learner's licence
- Nothing; a Class 3 licence includes Class 1
Ipakita ang sagot
Sagot: C. Follow all the Class 1 steps, including a learner's licence
Upgrading means completing every step for the new class.
Tanong 11 ng 25
Under the National Safety Code, when must a pre-trip inspection be done?
- Only before a road test with ICBC
- Every 1,000 km driven
- Once a week, on the first working day
- Before the first run of each day
Ipakita ang sagot
Sagot: D. Before the first run of each day
A pre-trip inspection must be done before the first run of each day.
Tanong 12 ng 25
This diagram shows common walk-around inspection points. What do you check at the coupling area?
- The fuel price
- The radio and the seats
- The fifth wheel and the air and electrical lines
- The tire tread on the steering axle only
Ipakita ang sagot
Sagot: C. The fifth wheel and the air and electrical lines
At the coupling area, check the fifth wheel and the air and electrical connections.
Tanong 13 ng 25
About how long is the average driver's perception time?
- About three-quarters of a second
- About 3 seconds
- About one-tenth of a second
- About 10 seconds
Ipakita ang sagot
Sagot: 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.
Tanong 14 ng 25
About how long is air brake lag time?
- About four-tenths of a second
- There is no lag
- About 4 seconds
- About one-hundredth of a second
Ipakita ang sagot
Sagot: A. About four-tenths of a second
Air brakes take about 4/10 of a second to apply after you press the pedal.
Tanong 15 ng 25
How much following distance should truck and bus drivers keep at highway speeds?
- At least five seconds
- At least one second
- At least two seconds
- At least ten metres
Ipakita ang sagot
Sagot: A. At least five seconds
Heavy vehicle drivers should keep at least five seconds of following distance at highway speeds.
Tanong 16 ng 25
If you double your speed, how much more stopping power do you need?
- Eight times as much
- The same
- Four times as much
- Twice as much
Ipakita ang sagot
Sagot: C. Four times as much
Doubling speed requires four times the stopping power.
Tanong 17 ng 25
If you double the weight of your vehicle, how much more stopping power do you need?
- Four times as much
- The same
- Eight times as much
- Twice as much
Ipakita ang sagot
Sagot: D. Twice as much
Doubling weight requires twice the stopping power.
Tanong 18 ng 25
If you double both speed and weight, how much more stopping power do you need?
- Four times as much
- Twice as much
- Sixteen times as much
- Eight times as much
Ipakita ang sagot
Sagot: D. Eight times as much
Doubling both speed and weight requires eight times the stopping power.
Tanong 19 ng 25
A loaded tractor-trailer can weigh up to about how much?
- 63,500 kg
- 100,000 kg
- 25,000 kg
- 6,350 kg
Ipakita ang sagot
Sagot: A. 63,500 kg
A loaded tractor-trailer can weigh up to about 63,500 kg.
Tanong 20 ng 25
About how far may a loaded tractor-trailer need to reach 100 km/h?
- About 50 m
- More than 1 km
- About 200 m
- About 500 m
Ipakita ang sagot
Sagot: 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.
Tanong 21 ng 25
About how hot do brake parts get in normal stopping?
- About 1,000 °C
- About 500 °C
- About 20 °C
- About 120 °C
Ipakita ang sagot
Sagot: D. About 120 °C
Normal stopping heats brake parts to about 120 °C.
Tanong 22 ng 25
What brake temperature should not be exceeded?
- About 250 °C
- About 100 °C
- About 50 °C
- About 1,500 °C
Ipakita ang sagot
Sagot: A. About 250 °C
Brake parts can handle up to about 250 °C and should not go higher.
Tanong 23 ng 25
Which of these is one of the four main types of retarder?
- Tire retarder
- Steering retarder
- Exhaust retarder
- Mirror retarder
Ipakita ang sagot
Sagot: C. Exhaust retarder
The four main types are engine, exhaust, hydraulic driveline and electric driveline retarders.
Tanong 24 ng 25
When do engine retarders work best?
- Only once the service brakes are already hot
- At low rpm in top gear on a downgrade
- In neutral, with the clutch held down
- At higher rpm and lower road speed, in a gear chosen early
Ipakita ang sagot
Sagot: 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.
Tanong 25 ng 25
On a downgrade your speed rises above your chosen safe speed. What should you do?
- Shift down using the splitter valve only
- Brake to cut 10 to 15 km/h, then shift to a lower main gear
- Keep light pressure on the brakes all the way down
- Shift to neutral and use the brakes at the bottom
Ipakita ang sagot
Sagot: 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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