Commercial Test 1 - Bc Driving Test

commercial Test 1

1 / 40

What can cause a trailer to swerve or whip across the roadway?

Driving too fast for the conditions

Improper trailer connections

Shifting of the load

All of the above

2 / 40

What is the purpose of an antilock braking system (ABS)?

To shorten braking distances

To allow you to brake faster

To allow you to drive faster

To help prevent wheel lockup

3 / 40

A tiedown assembly can be made of

nylon webbing.

wire rope.

chains.

any of the above.

4 / 40

The trailer hand valve should not be used to hold an unattended trailer because

a trailer should never be left unattended.

an air brake system leak could cause the brakes to fail.

air brakes are more effective.

it is not strong enough.

5 / 40

In the context of commercial driving, what is a turnout?

A runaway lane

A place where the road widens

A place to pull off the road to let other vehicles pass

A place for a train to pull off the main railway track to let other trains pass

6 / 40

What is an aggregate load?

A load that is too large for your vehicle to safely carry

A load that does not fill your vehicle completely

The combined weight of the vehicle and its load

A load composed of a collection of small articles

7 / 40

Under British Columbia law, a special activity bus

satisfies all of the above.

does not run on a set schedule.

is operated by a school.

meets the safety standards that applied when it was manufactured.

8 / 40

Which of the following are true about a humpback railway crossing?

(a) It is a railway crossing where a hump has formed.

(b) It presents a danger to low-clearance vehicles.

Both (a) and (b) are true.

9 / 40

A Class 1 driver's licence allows you to drive which of the following?

(a) A taxi or limousine

(b) A three-axle vehicle

Both (a) and (b)

10 / 40

A full jackknife occurs when

9%the driver loses control of a combination vehicle.

the driver of a combination vehicle separates the tractor from the trailer.

the road is wet.

the tractor and the trailer form an angle of 90 degrees or less.

the driver loses control of a combination vehicle.

11 / 40

What are some uses of governors?

To regulate the amount of fuel going to the engine

To let you start your vehicle without using your throttle

To control vehicle speed

All of the above

12 / 40

Why should you adjust your head restraint so its top is at least level with the top of your head?

It helps make driving more relaxing.

It helps prevent whiplash.

It's required by law.

It's more comfortable.

13 / 40

Which of the following statements about a vehicle's retarder is FALSE?

It is powerful enough to replace the service brakes.

It is more efficient at a higher engine rpm and in a lower transmission gear.

On a slippery surface, it may make a skid more likely.

Its use is often restricted in residential areas.

14 / 40

Different-sized tires can

5%always be used on the same axle.

be dangerous if used on the same axle.

be dangerous if used on different axles.

never be used on the same vehicle.

always be used on the same axle.

15 / 40

On a long, narrow stretch of highway, a truck has just reached a passing lane. The truck is travelling very slowly. What should the driver of the truck do?

Stay in the left lane and allow the cars to pass on the right.

Use either lane; cars can pass on either side.

Drive straight down the broken white line.

Move into the right lane and allow the cars to pass on the left.

16 / 40

A Class 4 driver's license allows you to drive

a bus that can carry up to 25 people

a taxi or limousine.

all of the above.

an ambulance.

17 / 40

When must an aggregate load be covered?

If it is in a vehicle that will be parked for several hours

If it is being carried in a dump truck

If it is in a vehicle that will be travelling on a freeway

If it is likely to bounce, blow or drop from the vehicle

18 / 40

Under British Columbia law, what is the definition of a "special vehicle"?

A school bus that seats no more than 10 people

A bus that seats more than 10 people

A vehicle that seats no more than 10 people, and provides public transportation for people with disabilities

A bus that has been taken out of service

19 / 40

Which of the following statements about a converter dolly are true?

(a) It has an axle, a fifth wheel and a hitch.

(b) You can use it to tow more than one trailer.

Both (a) and (b) are true.

20 / 40

If you place a very heavy load on one side of a vehicle, what may happen?

It may cause flat spots on the tires.

It may increase the risk of a rollover.

It may cause the brakes to lock the wheels on the underloaded side.

All of the above may happen.

21 / 40

After working 120 hours in a 14-day cycle, drivers must take ____ consecutive hours of off-duty time before taking 70 hours of on-duty time.

22 / 40

Under British Columbia law, what is the definition of "public transportation"?

The transportation of any people

Transportation provided by members of the public

The transportation of people who are neither your associates nor your family members

All of the above

23 / 40

A Slow-Moving Vehicle sign should be placed on any vehicle that travels no faster than

50 km/h.

40 km/h.

30 km/h.

60 km/h.

24 / 40

A tiedown must not be used for cargo securement if

2%there are gouges in the chain links.

there are gouges in the chain links.

there are knots in the tiedown.

any grab hooks are spread or disturbed.

any of the above are true.

25 / 40

Before you enter a curve, what gear should you select?

A gear that lets you drive around the curve while using engine power throughout

A gear that lets you drive around the curve while also using the brakes

The same gear that you are already using

A gear that lets you drive around the curve without using either the brakes or engine power

26 / 40

How should a long, heavy load be placed on a single-unit (straight) truck?

Standing on end, just ahead of the rear axle

Standing on end, near the front of the truck

Lying lengthwise just ahead of the rear axle

Lying lengthwise just behind the rear axle

27 / 40

Double-clutching is

like using an automatic transmission.

way to match engine shaft speed to the speed of the gear.

like shifting gears in a small car.

all of the above.

28 / 40

A vehicle with a higher center of gravity is

more prone to rolling over.

more prone to accelerating slowly.

less prone to rolling over.

more prone to accelerating quickly.

29 / 40

A controlled railway crossing may have

flag person.

an electrical or mechanical signalling device.

any of the above.

a stop sign.

30 / 40

A vehicle that is twice the weight of a car and is travelling at twice the speed of that car requires how much braking power to stop in the same distance?

Eight times as much

Six times as much

Four times as much

Twice as much

31 / 40

Where are a large vehicle's blind spots?

Only to the passenger side of the vehicle

Only to both sides of the vehicle

Behind, in front of, and to both sides of the vehicle

Only in front of the vehicle

32 / 40

When you're driving on a slippery road, hard braking may cause

(a) and (c)

your vehicle to skid or jackknife.

your brakes to fail.

33 / 40

Airbags are

legally required in all commercial vehicles.

a good alternative to seatbelts.

dangerous if your chest is too close to the steering wheel.

34 / 40

Under British Columbia law, what is the definition of a "bus"?

A motor vehicle that is operated for public transportation

A motor vehicle that is operated for hire

A motor vehicle with a seating capacity of more than 10 persons that is operated for hire or public transportation

35 / 40

Written inspection reports must be completed daily by the drivers of which vehicles?

All of the above

Trucks or truck-tractors towing a trailer whose licensed GVW is greater than 8,200 kg

Two-axle trucks or truck-tractors whose licensed GVW is greater than 14,600 kg

36 / 40

Under hours of service regulations, a sleeper berth can be

the rear seat of a bus.

an area of a truck that is designed for sleeping

a reclining seat.

37 / 40

What effects can a poorly distributed load have on your vehicle?

It can overload the tires.

It can do all of the above.

It can put unnecessary stress on the vehicle's frame.

38 / 40

Under British Columbia law, what is the definition of a "taxi"?

Any motor vehicle that is available with its driver for hire

Any motor vehicle that is operated for public transportation

A motor vehicle with a seating capacity of no more than 10 persons that is available with its driver for hire

39 / 40

The Motor Vehicle Act gives public transit buses the right-of-way. What does this mean?

Other drivers must yield to the bus when it signals to move from the curb.

Bus drivers always have the right-of-way and can pull out from a curb or change lanes anytime.

Other drivers must yield to the bus when it signals to move from the curb where the speed limit is less than 60 km/h.

40 / 40

When can flashing amber lights be mounted on a vehicle?

If it is a disabled vehicle

If the driver has obtained a Commercial Vehicle Safety & Enforcement permit from ICBC

If it is a police car

Your score is

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