quiz common safety and environmental procedures

What is the primary purpose of compliance with regulations in PC maintenance?

• To reduce the cost of maintenance

• To ensure the equipment is upgraded

• To keep the workplace free from hazards

• To increase the speed of repairs

Which of the following is a property of an electrical circuit?

• Voltage is the amount of charge flowing through a conductor

• Current is the potential difference between two points

• Voltage is measured in ohms

• Resistance is the degree of opposition to the current

What type of extinguisher is recommended for electrical fires?

• Dry powder extinguisher

• Carbon dioxide (CO2) extinguisher

• Foam extinguisher

• Water extinguisher

What should you do before adding or replacing components in a PC?

• Leave the power on

• Open the case without precautions

• Remove the hard drive

• Disconnect the power supply

What is a trip hazard?

• A risk of electrical shock

• An object in pathways where people walk

• A type of fire hazard

• A malfunctioning device

What is the ideal humidity level to prevent electrostatic discharge (ESD)?

• 30%

• 70%

• 10%

• 50%

What is the purpose of a surge suppressor?

• To enhance electrical conductivity

• To provide backup power

• To filter out surges and spikes

• To increase voltage

What should you do with swollen or leaking batteries?

• Handle them carefully and store in appropriate containers

• Dispose of them in regular trash

• Leave them in the device

• Ignore them if they are not causing issues

Which of the following is a characteristic of a UPS?

• It increases the voltage supply

• It allows for temporary power during outages

• It provides permanent power

• It is used only for lighting

What should you wear when handling hazardous materials?

• Only safety goggles

• Protective clothing and gloves

• No special gear is needed

• Regular clothing