NCO Sample Paper-12 -

1.

NCO

What is the function of a computer's operating system?

To create documents and presentations

To protect against viruses

To manage computer hardware and software resources

To connect to the internet

2.

NCO

What is the purpose of a computer's firewall?

To create documents and presentations

To protect against malware and unauthorized access

To manage computer hardware and software resources

To connect to the internet

3.

NCO

What is the purpose of a computer's cache memory?

To store and retrieve data permanently

To provide power to the computer

To control the cursor on the screen

To store frequently accessed data for faster processing

4.

NCO

What is the purpose of a computer's browser?

To protect against viruses

To manage computer hardware and software resources

To create documents and presentations

To access and view websites on the internet

5.

NCO

What does the acronym "CPU" stand for?

Central Processing Unit

Computer Power Unit

Central Program Unit

Computer Processing Unit