NCO Sample Paper-19 -

1.

NCO

What is the purpose of a computer's graphics card?

To convert digital signals into analog signals

To display images and videos on the screen

To create and manage databases

To connect the computer to a network

2.

NCO

What is the purpose of a computer's hard drive?

To convert digital signals into analog signals

To provide power to the computer

To store and retrieve data permanently

To connect the computer to a network

3.

NCO

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

To create and manage databases

To protect against viruses and malware

To perform regular backups of important data

To connect to the internet

4.

NCO

Which of the following is an example of an operating system?

Microsoft Word

Adobe Photoshop

Windows

Microsoft Excel

5.

NCO

What does the acronym "GUI" stand for?

Graphical User Interface

General User Interface

Global Unified Interface

Group User Interface