Computer Protection

A high level of_______ can cause computers to short circuit.

• smoke

• humidity

• dust

• alarms

Generally, a ______keeps a computer running for several minutes following a power outage.

• driver

• spike

• backup

• UPS

Which of the following safeguards can help protect computer hardware from theft and lost data?

• security locks

• alarm

• identification mark

• all of the above

_______can protect against power spikes.

• Surge supressors

• Video drivers

• Undamaged media

• Network connections

Software corruption or hardware defects can cause a hard drive to_______.

• become overheated

• crash

• spin faster

• spin slower

What is the primary purpose of a firewall in a computer network?

• To cool the hardware

• To prevent unauthorized access

• To increase internet speed

• To store data securely

What is the function of an antivirus software in a computer system?

• To enhance graphics performance

• To detect and remove malware

• To manage network traffic

• To increase storage capacity

What is the primary risk of using public Wi-Fi networks?

• Slow internet speed

• Data interception

• Limited access

• High costs

What type of malware is designed to replicate itself and spread to other computers?

• virus

• spyware

• adware

• trojan

Which of the following can be a sign of a computer virus infection?

• Increased internet speed

• Frequent crashes

• Improved performance

• Longer battery life