PCV Test - 6

PCV Test - 6
You need 17 out of 20 to pass this test
Start test

PCV Test - 6

Question 1 of 20

Under EU drivers' hours regulations, a 45-minute break must be taken after 4.5 hours of driving. What shorter breaks can this be split into?

One of 10 minutes plus one of 35

One of 15 minutes plus one of 30

One of 20 minutes plus one of 25

One of 40 minutes plus one of 5

PCV Test - 6

Question 2 of 20

At the end of your working week, you've driven a total of 56 hours. Under EU rules, what's the maximum number of hours you can drive in the following week?





PCV Test - 6

Question 3 of 20

You're about to drive a vehicle fitted with air-assisted hydraulic brakes. Why might the brake pedal feel hard when you press it?

The vacuum pump isn't working

The pedal movement needs adjusting

The brakes are locked on fully

The brake fluid reservoir is empty

PCV Test - 6

Question 4 of 20

What causes 'brake fade'?

Continuous use of the brakes

Repeated pumping of the brakes

Loss of air pressure in the system

Badly worn brake pads

PCV Test - 6

Question 5 of 20

You've just started the engine. What must you do if the brake air-pressure warning light is showing?

Report it as a fault

Keep the parking brake on

Switch your engine off

Engage the clutch

PCV Test - 6

Question 6 of 20

When would you use an escape lane?

When motorways merge

When carrying a dangerous cargo

When your brakes have failed

When emergency repairs are needed

PCV Test - 6

Question 7 of 20

What does this simplified diagram show?

Range change gearbox

Air brake system

Engine management system

Two-speed axle

PCV Test - 6

Question 8 of 20

What system is used to control a vehicle’s speed without using the footbrake?

a secondary brake

an endurance brake (retarder)

a differential lock

an emergency air system

PCV Test - 6

Question 9 of 20

What should you do if the brake air-pressure warning light comes on while you're driving?

stop and seek help without delay

report the fault on return to your depot

Build up the pressure by accelerating

drain air tanks and continue normally

PCV Test - 6

Question 10 of 20

Where would you see an escape lane?

outside a fire station

alongside a bus lane

before a motorway exit

down a steep hill

PCV Test - 6

Question 11 of 20

What will 'pumping' the brake pedal in a vehicle fitted with anti-lock brakes cause?

increased effectiveness

reduced effectiveness

reduced brake wear

increased brake wear

PCV Test - 6

Question 12 of 20

You're about to move off in a vehicle that has automatic transmission. What must you do before you select 'D' (drive)?

put your foot on the footbrake

signal to move off

alter your seat position

adjust your mirrors

PCV Test - 6

Question 13 of 20

Your vehicle is fitted with hydraulic brakes. Why might the brake pedal go down too far when it's pressed?

There is too much fluid in the braking system

The pedal travel requires adjustment

The vacuum exhauster is not working

There is not enough fluid in the braking system

PCV Test - 6

Question 14 of 20

Your vehicle is fitted with air-assisted hydraulic brakes. What would warn you that there isn't enough air in the system?

An increase of pressure in the air gauge

A buzzer or light

The exhaust brake will not work

Brake fade

PCV Test - 6

Question 15 of 20

What could prevent air pressure from building up in an air-brake system in frosty weather?

Moisture in the air may form bubbles in the brake fluid

The air will contract, reducing the pressure

The dampness may cause valves to rust

Moisture drawn in with the air may freeze and cause a blockage

PCV Test - 6

Question 16 of 20

What should you do when an air-pressure warning device activates?

Continue to drive the vehicle

Drain the air tanks

Stop and get the fault put right

Pump the brake pedal repeatedly

PCV Test - 6

Question 17 of 20

A lorry is overtaking you on a two-lane motorway. What should you do if it doesn't have the speed to get past?

Continue at the same speed

Be prepared to reduce your speed

Increase your speed and force the lorry to drop back

Brake hard to allow the other driver to cut in

PCV Test - 6

Question 18 of 20

You're about to start a journey in very frosty weather. What's the likely cause of low air-brake pressure?

Engine temperature too low

Weak engine anti-freeze mixture

Brake pedal needs adjustment

Frozen moisture in the storage tanks

PCV Test - 6

Question 19 of 20

Your vehicle has anti-lock brakes. How does this affect you when you're braking normally?

There's no need to alter the way you brake

You'll be able to brake much later

You'll need to brake more firmly

There's no need to brake so early

PCV Test - 6

Question 20 of 20

When should an anti-lock braking system (ABS) warning light turn off?

When the brakes are used for the first time

When the ABS comes into operation

When road speed is 6 mph (10 km/h) or more

When the secondary braking system is used