CSCS Test Practice Questions – Electrical Safety, Tools and Equipment – CSCS Mock Test | CSCS Revision

The 34 CSCS test practice questions below cover all the questions from the Electrical safety, tools and equipment section of the CITB Health Safety and Environment test 2024.

This section focuses on how you should work safely with different tools and the steps you should take to ensure the tools you have to use are examined and safe for use.

To pass this test, you’ll need to get at least 30 of these CSCS test practice questions correct. Please make sure you read each question carefully as quite a few require multiple answers. Good luck.

1. Which of these must you do if you need to run an electrical cable across an area used by vehicles? (Choose 2 answers)

Use a protective ramp to cover the cable

Ensure that you use yellow tape to wrap it as this would make it visible to drivers

Put up a “Ramp Ahead” sign

Use spare wood or scaffold boards to cover the cable

Question 1 of 34

2. Which of these is MOST likely to happen if you run an abrasive wheel faster than its recommended speed?

The safety guard could shatter

The tool could catch fire

The wheel could become clogged and stop working

The wheel could shatter and send debris flying

Question 2 of 34

3. You are given a task that requires using a power tool and need to carry out a visual inspection. Which TWO of these should you ensure when carrying out the visual inspection? (Choose 2 answers)

Ensure the switches, triggers and safety guard are in good working order and correctly set

Ensure the power lead, plug and casing are not damaged

Ensure the carry case for the tool is not damaged

Ensure the manufacturer’s label hasn’t been removed

Question 3 of 34

4. If you need to operate a power tool you must be:

At least 16 years old

Trained and competent

At least 21 years old

At least 18 years old

Question 4 of 34

5. You need to work near an overhead power line, when would it be safe to do so?

Only if you use a wooden ladder for access

If you are wearing rubber gloves

When the power is switched off

If you are wearing rubber sole safety boots

Question 5 of 34

6. Which of these must you do if you’re required to use an extension cable? (Choose 2 answers)

You must uncoil the entire cable

Check the entire length and cable connectors for damage

You must only check the length you need for damage

You must only uncoil the length you need to use

Question 6 of 34

7. What should you do if you are using a power tool and it cuts out?

Turn off and unplug the tool, then look for signs of damage

Unplug and plug-in the tool a few times to see if it helps

Hit it a few times and see if it comes on

Switch the tool on and off a few times to see if it helps

Question 7 of 34

8. What would you do if you’re using a hammer and the head comes loose?

Continue using the hammer but warn colleagues in the area

Continue using the hammer but use it very slowly

Stop using the hammer and get another that’s appropriate for the job

Continue using the hammer only if you’re using protective gloves

Question 8 of 34

9. Which TWO statements below are TRUE when it comes to power tools? (Choose 2 answers)

To save time, you should leave your power tools plugged in while setting and adjusting

To prevent damage to the tool, you should always carry a power tool by its cord

Power tools should always be unplugged when not in use

Anyone who uses a power tool must be trained and competent to use it

Question 9 of 34

10. What should you do to protect yourself from an electric shock if you are using 230-volt equipment?

Use a residual current device (RCD)

Wear rubber gloves

Wear safety boots with a rubber sole

Place safety screens around the area you are working

Question 10 of 34

11. What is the recommended safe voltage for electrical equipment on a building site?

110 volts

9 volts

5.5 volts

12 volts

230 volts

Question 11 of 34

12. What should you do if you are using a generator to power some lighting and the lamp blows?

Replace the lamp yourself but ensure you disconnect the lighting from the generator first

Replace the lamp yourself but ensure you DO NOT disconnect the lighting from the generator

Wait until a qualified electrician is available to change the lamp

Try your best to work without any lighting

Question 12 of 34

13. What should the colour of a 110-volt power cable and connector be:

Black

Red

Yellow

Green

Question 13 of 34

14. You should not store loose batteries in a tool bag because___.

It will reduce the battery life

It will damage the battery

It could start a fire

It will make the bag heavier

Question 14 of 34

15. Why is it that building sites use 110-volt instead of the regular 230-volt supply?

Mainly because it is a lot cheaper

Most power tools are designed for 110 volt only

Because it’s less likely to kill you

It has less impact on the environment

Question 15 of 34

16. Should hand tools such as saws, hammers, screwdrivers and wire cutters be inspected?

No, only electrical tools need inspecting

Yes, the should be checked once a month only

Yes, you should inspect them every-time you need to use them

No, hand tools do not need inspecting

Question 16 of 34

17. What important information should a Portable Appliance Testing (PAT) label on a power tool tell you?

The name of the last person who used the tool

The previous date the tool was tested

The company the tool belongs to

The year the tool was manufactured

Question 17 of 34

18. What TWO things can you do can you do to help prevent slips and trips while using an extension cable? (Choose 2 answers)

Tie up excess cables and leads into a very small coil

Run the cables and leads above head height over doorways and walkways

Run the cables and leads in the middle of the room so it can be visible to everyone

Run the cables and leads close to the wall

Question 18 of 34

19. What should you do if the extension wire you need to use has a cut in the outer cover?

Carry on using it but avoid going near the cut part

Use electrical tape to cover it and then carry on working

If you can’t see the copper wires inside then carry on using it

Report it immediately and make sure no one else uses it

Question 19 of 34

20. A colleague near you is cutting concrete blocks with a petrol cut-off saw, which THREE of these immediate hazards are most likely to affect YOU? (Choose 3 answers)

Inhaling harmful dust

Excessive noise levels

Hand arm vibration

Flying debris/fragments

Dermatitis

Question 20 of 34

21. What should you do if you’re given a cable avoiding tool to use while working but you don’t know how to use it?

Carry out the task without using it

Ask someone to show you how to use it

Inform your supervisor that you have not been trained to use it

Continue using it and figure it out as you go along

Question 21 of 34

22. You have to adjust an electric hand-tool, what should you do before attempting to adjust it?

Ensure it’s plugged in so that you can test it while adjusting

Ensure it’s switched off and unplugged

Ensure it’s turned off; it does not need to be unplugged

Ensure your supervisor is watching you

Question 22 of 34

23. Why must you be fully trained before using a cartridge-operated tool?

If you use it incorrectly it can cause dermatitis

They can be dangerous to an inexperience person because they operate like a gun

Because they’re very heavy and can cause injuries if you lift them incorrectly

It has many exposed electrical parts

Question 23 of 34

24. What does it mean if the tool you are about to use has been issued with a prohibition notice?

You can only use the tool if you have been trained to use it correctly

You can only use the tool if your supervisor is present

The tool must not be used until it is made safe

Only a supervisor can use the tool

Question 24 of 34

25. Which of these is considered best practice when it comes to using a power tool with a rotating blade?

Adjust the guard to expose only the amount of blade needed for the job

Ensure you’re wearing leather gloves then remove the guard, this will help you to work faster

Adjust the guard so that most of the blade is visible

Remove the guard, this will help you to work faster

Question 25 of 34

26. You have been given a power tool to use on site, what must you do before using the tool?

Check and make sure it’s still under warranty

Nothing, just carry on using the tool

Ensure you inspect the tool before using it

Check and make sure it was manufactured in the UK

Question 26 of 34

27. What is the MAIN reason why battery-powered tools are preferred instead of their electrical counterparts?

Battery-powered tools are safer, as they will not give you an electric shock

They're more powerful

They're cheaper to buy and maintain

They do not have to undergo portable appliance testing

Question 27 of 34

28. Which THREE of these hazards are likely to affect a worker who is using an air-powered tool? (Choose 3 answers)

They could contract weil’s disease

Hand arm vibration

They could be struck by a hose that’s not properly secured

They could get an electric shock

Flying fragments and airborne dust

Question 28 of 34

29. Why should you use a RCD with 230 volt tools?

Because it cuts off the power quickly if there’s a fault

Because it reduces energy consumption and lowers cost

It allows the tools run at a higher speed

It allows the tools to run at a safe speed

Question 29 of 34

30. When should you check your tools and equipment for damage?

It should always be checked before you use it

At least once every 6 months

At least once every 3 months

At least once a month

Question 30 of 34

31. What should you do if the guard from a power tool you need to use is missing?

Improvise and make your own

Do not use the tool unless you get the correct guard fitted

Use the tool as fast as you can to complete the task quickly

Carry on using it but be very careful and work very slowly

Question 31 of 34

32. What should you do if you’re required to work in an area that has exposed electrical cable?

If there are no sparks coming from the cable then it’s safe to assume that it’s not live

Move the cable out of your path and carry on working

Touch it quickly to ensure that it’s not live

Do not go near the cable, report it to your supervisor immediately

Question 32 of 34

33. To check if an RCD connected to a power tool is working you should:

Press the test button on the RCD

Switch the power on and off

Try running the tool at top speed to see if it cuts out

Switch the tool on and off

Question 33 of 34

34. Which TWO of these would NOT require portable appliance testing (PAT)? (Choose 2 answers)

A plug-in beaker

A Battery-powered drill

A 110v transformer

A hammer and bolster

A 110v extension cable

Question 34 of 34