CSCS Plumbing Mock Test - 1 - Coteca - CITB Test Revision FREE

1. In which environments are Legionella bacteria most likely to be found?

A boiler operating at a temperature of 80 degrees Celsius

A cold water storage cistern containing water at 10 degrees Celsius

A toilet pan

A shower hose outlet

2. When replacing an electric immersion heater in a hot water storage cylinder, how can you ensure the electrical supply is dead before starting?

Switch off and cut through the electrical cable with insulated pliers

Switch off and test the circuit

Switch off and disconnect the supply to the immersion heater

Switch off isolate the supply at the mains board and test the circuit

3. Why should LPG cylinders never be used on their sides, except in specific cases like gas-powered forklifts?

The liquid gas could be drawn from the cylinder creating a safety hazard

The liquid gas would be at too low a level to allow the torch to burn correctly

Air could be drawn into the cylinder creating a dangerous mixture of gases

It would give a faulty reading on the contents gauge resulting in a Flashback

4. When re-fixing an external rainwater pipe with a power drill in wet conditions, what type of drill is most suitable?

Drill with 110v power supply

Drill with 240v power supply

Battery powered drill

A mains voltage drill with a power breaker

5. What equipment should you use to check for electrical cables in a solid wall before drilling?

A cable tracer

A hammer and chisel

A multimeter

A neon screwdriver

6. What precautions should you take when using a blowtorch near flexible pipe lagging?

Wet the lagging but leave it in place

Remove just enough lagging to carry out the work

Remove the lagging at least 1 M on either side of the work

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

7. What combination of personal protective equipment (PPE) should be used when drilling a 100 mm diameter hole through a brick wall with a large hammer drill?

Barrier cream, boots and respiratory protective equipment

Ear Defenders, respiratory protective equipment and boots

Ear defenders, face mask and barrier cream

Gloves, breathing apparatus and boots

8. What is the safest method for making long copper pipes?

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

Tying the pipes to the roof with copper wire

Someone holding a pipe on the roof rack as you drive along

Using a pipe rack fitted to the roof of the van

9. What precautions should you take when moving a heavy cast iron boiler over a long distance?

Use as a suitable trolley or other manual handling aid

Roll it end Over End

Get a workmate to carry it

Drag it

10. Before using an electric-powered threading machine, what safety guidelines should you follow?

Ear defenders should be available and should be in good condition

Ensure your clothing cannot get caught on the rotating part of the machine

The power supply should be 400 faults, and the Machine fitted with a guard

The power supply should be 24 V, and the Machine fitted with a guard

11. Why is it important to carry out temporary continuity bonding before removing and replacing sections of metallic pipework?

Provide a continuous Earth for the pipework insulation

Maintaining the live supply to the electrical circuit

Prevent any chance of blowing a fuse

Prevent any chance of corrosion to the pipework

12. How should a flue liner be installed in an existing chimney?

Work in pairs and insert the line up from the roof level working off the roof

Work in pairs and insert the line up from the roof level working from the chimney scaffold

Insert the liner from the roof level using a roof ladder

Break through the chimney in the loft area and insert the lineup from there

13. Where is the safest place to store unused oxy-acetylene gas welding bottles?

Inside the building, in a locked cupboard

In company vehicles

Outside in a special storage compound

In the intermediate work area, ready for use the next day

14. Why is extra caution necessary when handling and transporting oxygen cylinders?

They contain highly flammable compressed gas

They contain highly flammable liquid gas

They are filled with extremely high pressures

They contain poisonous gas

15. If you encounter hard, white, powdery material that may be asbestos while working, what should you do?

While wearing respiratory protective equipment, remove the material and dispose of it safely

Stop work immediately and tell your supervisor about the material

Debenham material down with water and remove it before carrying out the work

Remove the material, putting it back after finishing the job

16. Who is responsible for conducting a noise assessment when working on a plumbing job with high noise levels?

A fully qualified plumber

Your supervisor

A competent person

A site engineer

17. Which jointing method is not recommended for use with oxyacetylene equipment?

Jointing sheet lead

Jointing copper tube using capillary soldering fittings

Jointing copper pipe using hard soldering

Jointing mild steel tube

18. While fixing sheet lead flashing to a chimney on a roof in a busy area, what is the most important precaution you must take?

Pull the ladder onto the roof to prevent the public from climbing up

Make provision for protecting the public from objects that could fall

Wear safety boots to prevent you from slipping off the roof

Wear a face mask to protect you from leaving the chimney fumes

19. What should you do if you are replacing below-ground drainage pipework in a trench showing signs of collapse?

You ensure that you do the work with a rope around you so you can be pulled out out

Refuse to do the work until the trench sides have been properly supported

Get a mate to help you so that they can pass the materials down to you

Get on with the work as quickly as possible

20. How are Legionella bacteria transmitted to humans?

From other people when they sneeze

Through fine water droplets, such as sprays or mist

Through contact with the skin

Drinking dirty water

Question 1 of 20

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