NCO Sample Paper-18 -

6.

[NCO]

What is the purpose of a computer's keyboard?

To create and manage databases

To display images on the screen

To provide audio output

To input text and commands into the computer

7.

[NCO]

What is the purpose of a computer's spreadsheet software?

To create and manipulate databases

To create documents and presentations

To manage computer hardware and software resources

To perform calculations and organize data in tables

8.

[NCO]

Which of the following is an example of a network protocol?

USB

Wi-Fi

Java

Photoshop

9.

[NCO]

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

To create and manage databases

To protect against viruses and malware

To manage computer hardware and software resources

To connect to the internet

10.

[NCO]

What is the purpose of a computer's firewall?

To protect against unauthorized access and network threats

To create and manage databases

To perform calculations and simulations

To provide audio output