CSCS Plumbing and Heating Mock Test

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Specialists Test

HVACR - Heating and Plumbing Services

1 / 44

If you spill some oil on the floor and you do not have any absorbent material to clean the area, what should you do?

Spread it about to lessen the depth

Do nothing, as it will eventually soak into the floor

Warn other people as they tread through it

Keep people out of the area and inform your supervisor

2 / 44

How are legionella bacteria passed on to humans?

By drinking dirty water

Through contact with the skin

Through fine water droplets, such as sprays or mists

From other people when they sneeze

3 / 44

Which of these is true in relation to the safe working load (SWL) of lifting equipment?

It is the maximum safe working load

It is provided for guidance only

It may be exceeded by no more than 25%

It is never marked on the equipment but kept with the test certificates

4 / 44

What is the only circumstance where stepladders should be used?

If no other suitable equipment is available after works have been risk assessed

If they are less than 1.75 m high

If they are made of aluminium

Inside buildings

5 / 44

Which type of power drill is most suitable for fixing a run of pipework outside in wet weather?

Drill with 240-volt power supply

Battery-powered drill

Any mains voltage drill with a power breaker

Drill with 110-volt power supply

6 / 44

What is the first thing you should do after getting on to the platform of a correctly erected mobile tower?

Check that the brakes are locked on

Check that the access hatch has been closed to prevent falls of personnel, tools or equipment

Check that the tower does not rock or wobble

Check for overhead power lines

7 / 44

When positioning and erecting a stepladder, which of the following is essential for its safe use?

You will be able to reach the job by standing on the top step

It has a tool tray towards the top of the steps

Your supervisor has positioned and erected the steps

The restraint mechanism is spread to its full extent

8 / 44

When must you wear eye protection while drilling through a wall?

Only when the drill bit exceeds 20 mm

Only when drilling overhead

Only when drilling through concrete

Always, whatever the circumstances

9 / 44

The legionella bacteria that cause legionnaires' disease are most likely to be found in which of the following?

A boiler operating at a temperature of 80°C

An infrequently used shower hose outlet

A cold-water storage cistern containing water at 10°C

A toilet pan

10 / 44

What should be done before a mobile tower is moved?

Arrangements must be made with the forklift truck driver

All people and equipment must be removed from the platform

The principal contractor must give their approval

A permit to work must be issued

11 / 44

What should you do when using a blowtorch near to timber?

Point the flame away from the timber and have a bucket of sand ready to put out the fire

Carry out the work, taking care not to set fire to the timber

Use a non-combustible mat and have a fire extinguisher in the immediate work area

Wet the timber first and have a bucket of water handy

12 / 44

What should you do if you need additional temporary wiring for your power tools whilst working on site?

Find some cable and extend the wiring yourself

Speak to an electrician and ask them to do the temporary wiring

Disconnect a longer cable serving somewhere else and reconnect it to where you need it

Stop work until an authorised supply has been installed

13 / 44

When planning a lifting operation, how should the sequence of operations to enable a safe lift be confirmed?

In a method statement

Using verbal instruction

On a notice in the canteen

In a radio telephone message

14 / 44

Who can solder a fitting on an isolated copper gas pipe?

A pipefitter

A plumber

A skilled welder

A Gas Safe registered engineer

15 / 44

How should extension leads in-use on site be positioned?

They should be coiled on a drum or cable tidy

They should be located so as to prevent a tripping hazard

They should be raised on bricks

They should be laid out in the shortest, most convenient route

16 / 44

What is the safest way to move a cast iron boiler some distance?

Drag it

Get a workmate to carry it with you

Use a trolley or other manual handling aid

Roll it end-over-end

17 / 44

What must be clearly marked on all lifting equipment?

The specification of material from which it is made

The name of the manufacturer

The safe working load

The next test date

18 / 44

When working in a riser, how should access be controlled?

By the main contractor

By those who are working in it

By a permit to work system

By a site security operative

19 / 44

What should you do when using a blowtorch near to flexible pipe lagging?

Remove just enough lagging to carry out the work

Remove the lagging at least 3 m either side of the work

Wet the lagging but leave it in place

Remove the lagging at least 1 m either side of the work

20 / 44

During a job you may need to work below a ground-level suspended timber floor. What is the most important question you should ask?

Can the work be performed from outside?

Will temporary lighting be used?

Could Weil's disease (leptospirosis) be a problem?

How many days will the work take to complete?

21 / 44

When a new piece of plant has been installed but has not been commissioned, how should it be left?

With all valves and switches turned on and ready to use

With all valves and switches clearly labelled

With all valves and switches turned off

With all valves and switches locked off

22 / 44

If you are carrying out hot works with a blowtorch, when should you stop using it?

At least two hours before you leave the site

Just before you leave the site

At least four hours before you leave the site

At least one hour before you leave the site

23 / 44

What is the recommended maximum height for a free-standing mobile tower?

There is no recommended height

The height recommended by the manufacturer

12 m

24 / 44

When assembling a mobile tower what major hazard must you be aware of?

Water pipes

Overhead service cables

False ceilings

Cable trays

25 / 44

What must be done first before any roof work is carried out?

Permits to work must be issued only to those allowed to work on the roof

The operatives working on the roof must be trained in the use of safety harnesses

A weather forecast must be obtained

A risk assessment must be carried out

26 / 44

What personal protective equipment (PPE) should you wear when using a hammer drill to drill a 100 mm diameter hole through a brick wall?

Ear defenders, breathing apparatus and barrier cream

Barrier cream, boots and respiratory protective equipment

Ear defenders, respiratory protective equipment, boots and eye protection

Gloves, breathing apparatus and boots

27 / 44

How should you access a roof to install a flexible flue liner into an existing chimney?

Use an access scaffold designed for chimney works

Scramble up the roof tiles to get to the chimney

Get your mate to do the job while you hold a rope tied to them

Work from a roof ladder securely hooked over the ridge

28 / 44

If you find a dangerous gas fitting that is likely to cause a death or specified injury, who must be sent a formal report?

The gas board

The client

The health and safety manager

The Health and Safety Executive (HSE)

29 / 44

When carrying a ladder on a vehicle, what is the correct way of securing the ladder to the roof rack?

Rope

Copper wire

Bungee elastics

Ladder clamps

30 / 44

Why is temporary continuity bonding carried out before removing and replacing sections of metallic pipework?

To provide a continuous earth for the pipework installation

To prevent any chance of corrosion to the pipework

To prevent any chance of blowing a fuse

To maintain the live supply to the electrical circuit

31 / 44

If you are working where welding is being carried out, what should be provided to protect you from welding flash?

Screens

A hi-vis vest

Warning notices

A fire extinguisher

32 / 44

How should cylinders containing liquefied petroleum gas (LPG) be stored on site?

In a locked cellar with clear warning signs

In a locked cage at least 3 m from any oxygen cylinders

Within a secure storage container at the back of the site

Covered by a tarpaulin to shield the compressed cylinder from sunlight

33 / 44

What should you do when using pipe-freezing equipment to isolate a damaged section of pipe?

Never allow the freezing gas to come into direct contact with surface water

Always work in pairs when using pipe-freezing equipment

Never use pipe-freezing equipment on plastic pipe

Wear gloves to avoid direct contact with the skin and read the COSHH assessment

34 / 44

What is edge protection designed to do?

Prevent the fall of people and materials

Secure tools and materials close to the edge

Prevent rainwater running off the roof onto workers below

Make access to the roof easier

35 / 44

Where should liquefied petroleum gas (LPG) cylinders be positioned when supplying an appliance in a site cabin?

Outside the cabin

Inside the cabin next to the appliance

Inside the cabin in a locked cupboard

Under the cabin

36 / 44

What would you use to find out whether a wall into which you are about to drill contains an electric supply?

A hammer and chisel

A neon screwdriver

A multimeter

A cable tracer

37 / 44

When drilling a hole for a boiler flue outside, which type of working platform should you use?

Packing cases to stand on

A mobile tower or fixed scaffold

A long ladder

Borrowed scaffolding that you have erected

38 / 44

What should folding stepladders be used for?

Getting on and off mobile towers

Short-term work

All site activities where a straight ladder cannot be used

General access on site

39 / 44

What is the safest method of transporting long lengths of copper pipe by van?

Someone holding the pipes on the roof rack as you drive along

Using a pipe rack fixed to the roof of the van

Putting the pipes inside the van with the ends out of the passenger window

Tying the pipes to the roof with copper wire

40 / 44

When using a blowtorch to joint copper tube and fittings in a domestic property, how should a fire extinguisher be made available?

It should be available in the immediate work area

It should be kept away from the work area in case a spark causes it to explode

It should be held over the joint while you are using the blowtorch

It should be available only if a property is occupied

41 / 44

If you find a coloured wire sticking out of an electrical plug what is the correct action to take?

Mark the item as defective and follow your company procedure for defective items

Take the plug apart and carry out a repair

Push it back into the plug and carry on working

Pull the wire clear of the plug and report it to your supervisor

42 / 44

What must you ensure before using a ladder?

That no-one else has booked the ladder for their work

That it is secured to prevent it from moving sideways or sliding outwards

That an apprentice or workmate is standing by in case you slip and fall

That the weather forecast is for a bright, clear day

43 / 44

Which item of electrical equipment does not require portable appliance testing?

Battery-powered rechargeable drill

110-volt electrical drill

Electric kettle

110-volt portable halogen light

44 / 44

How should you position the exhaust of an engine-driven generator that has to be run inside a building?

Outside the building

In a riser

In another room

In a stairwell

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