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Computer Science

Total questions: 15

Worksheet time: 8mins

Name
Class
Date
1.

What is the main function of a CPU in a computer system?

a)

To walk the dog

b)

To brew coffee

c)

To execute instructions and perform calculations

d)

To bake a cake

2.

Name three examples of input devices.

a)

Printer

b)

Monitor

c)

Keyboard, Mouse, Scanner

d)

Headphones

3.

Explain the difference between RAM and ROM.

a)

RAM is non-volatile and used for permanent storage, while ROM is volatile and used for temporary storage.

b)

RAM is used for long-term storage, while ROM is used for short-term storage.

c)

RAM and ROM are interchangeable terms for the same type of memory.

d)

RAM is volatile and used for temporary storage, while ROM is non-volatile and used for permanent storage of firmware and boot-up instructions.

4.

What is the purpose of an operating system?

a)

To teach algebra

b)

To bake cookies

c)

To manage computer resources, provide a user interface, and facilitate communication between software and hardware.

d)

To predict the weather

5.

What is the role of a graphics card in a computer?

a)

A graphics card is used to store data on a computer.

b)

The role of a graphics card is to control the computer's cooling system.

c)

The role of a graphics card in a computer is to render images and videos for display.

d)

The graphics card is responsible for managing the computer's power supply.

6.

Give an example of a word processing software.

a)

Microsoft Word

b)

Google Docs

c)

Excel

d)

Photoshop

7.

What is the function of a spreadsheet software?

a)

Organize, analyze, and store data in a tabular format

b)

Play music

c)

Create animations

d)

Send emails

8.

Name a popular antivirus software.

a)

Norton

b)

McAfee

c)

Kaspersky

d)

Avast

9.

Explain the difference between system software and application software.

a)

System software is used by end-users to perform specific tasks.

b)

System software acts as an interface between hardware and user applications, whereas application software is used by end-users to perform specific tasks.

c)

Application software acts as an interface between hardware and user applications.

d)

System software and application software are the same.

10.

What is the purpose of a web browser?

a)

The purpose of a web browser is to control a spaceship in outer space.

b)

The purpose of a web browser is to play video games online.

c)

The purpose of a web browser is to cook recipes from the internet.

d)

The purpose of a web browser is to access and interact with information on the World Wide Web.

11.

Name a popular programming language used for web development.

a)

Python

b)

C++

c)

HTML

d)

JavaScript

12.

What is the function of a database management system?

a)

To manage and control access to databases, ensuring data integrity, security, and efficient retrieval.

b)

To perform open-heart surgery

c)

To bake cookies

d)

To walk the dog

13.

Give an example of a multimedia editing software.

a)

Adobe Premiere Pro

b)

Microsoft Word

c)

Photoshop

d)

Final Cut Pro

14.

Explain the concept of cloud computing.

a)

Cloud computing involves physical storage of data on floppy disks.

b)

Cloud computing is a term used to describe skydiving while using a computer.

c)

Cloud computing refers to the delivery of computing services over the Internet.

d)

Cloud computing is a type of weather forecasting technology.

15.

What is the importance of data encryption in software applications?

a)

Data encryption can only be used for non-sensitive information in software applications.

b)

Data encryption in software applications is crucial for securing sensitive information and preventing data breaches.

c)

Data encryption is unnecessary and slows down software applications.

d)

Data encryption in software applications is only important for aesthetic purposes.