NCO Sample Paper-18 -

6.

NCO

Which of the following is an example of an input device?

Monitor

Speaker

Mouse

Webcam

7.

NCO

What is the purpose of a computer's mouse?

To create and manage databases

To display images on the screen

To control the cursor on the screen

To perform calculations and simulations

8.

NCO

What does the acronym "URL" stand for?

Universal Routing Locator

Uniform Resource Locator

United Resources Library

Universal Research Link

9.

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

10.

NCO

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

To convert high-level programming code into machine code

To create and manage databases

To protect against viruses and malware

To perform calculations and simulations