WorksheetsUnit 11: Hardware Installation and Upgrade - OCR - Risks
Total questions: 12
Worksheet time: 21mins
What is the main purpose of an Anti-Static wrist band?
To keep your hands clean
To protect against electric shocks from the wall socket
To prevent static electricity from damaging components
To improve grip when handling tools
Why should a PC be turned off and unplugged before upgrading hardware?
It saves electricity
It makes the PC run faster
It avoids data loss
It reduces the risk of electric shock or component damage
Which of these is a potential hazard when opening a computer case?
Sharp edges on the case
Loud noise
Dust Inhalation
Slow internet connection
It is safe to work on a PC while it is still connected to the power supply - True or False?
True
False
You should always work on a carpet to stay comfortable - True or False?
True
False
A mask may help reduce the risk of breathing in dust from old components - True or False?
True
False
You should wear an (a) strap to avoid damaging internal components.
Internal PC parts can be harmed by a small amount of (a) electricity.
To avoid overheating, it is important to work in a well- (a) room.
Power supplies should be treated carefully because they can carry a high (a)
Jordan was upgrading the hard drive on his old desktop computer. He had the side panel removed and tools on the table. He wasn’t wearing an anti-static wrist strap and the room was quite dusty. The window was closed and the PC was still plugged into the wall socket. He was working on a carpet floor.
Identify two health or safety risks from the situation described
Suggest how Jordan could reduce each of these risks.
You are helping a classmate upgrade their graphics card. List three safety steps you would take before and during the upgrade. Explain why each step is important.
