Jss3 second term Computer studies past questions and answers

JSS3 Computer Studies questions with options and answers:

 

Question: What is the purpose of a graphic card in a computer?

a) Print documents

b) Manage network connections

c) Display graphics and images

d) Run applications

Answer: c) Display graphics and images

Question: Which storage device is known for its fast data access but is more expensive than traditional hard drives?

a) SSD (Solid State Drive)

b) HDD (Hard Disk Drive)

c) USB flash drive

d) CD-ROM

Answer: a) SSD (Solid State Drive)

Question: What is the purpose of a modem in computer networking?

a) Connect to the internet

b) Manage files and folders

c) Display graphics

d) Control input devices

Answer: a) Connect to the internet

Question: Which programming language is commonly used for developing web-based applications?

a) Java

b) Ruby

c) JavaScript

d) C#

Answer: c) JavaScript

Question: What does the acronym HTTP stand for?

a) Hyperlink Transfer Protocol

b) Hypertext Transfer Protocol

c) High-Level Text Processing

d) Hardware Testing and Processing

Answer: b) Hypertext Transfer Protocol

Question: What is the function of an optical mouse?

a) Scan documents

b) Display graphics

c) Control pointer movement on a computer screen

d) Connect to the internet

Answer: c) Control pointer movement on a computer screen

Question: In networking, what is the purpose of a switch?

a) Connect multiple networks

b) Connect devices within the same network

c) Manage files

d) Print documents

Answer: b) Connect devices within the same network

Question: Which of the following is a characteristic of a desktop computer?

a) Portable

b) Compact design

c) Fixed location and not easily moved

d) Touchscreen interface

Answer: c) Fixed location and not easily moved

Question: What is the role of an ALU (Arithmetic Logic Unit) in a CPU?

a) Manage memory

b) Perform arithmetic and logical operations

c) Control input devices

d) Display graphics

Answer: b) Perform arithmetic and logical operations

Question: Which of the following is an example of a volatile storage device?

a) USB flash drive

b) SSD

c) Hard disk

d) RAM

Answer: d) RAM

Question: What is the purpose of a UPS (Uninterruptible Power Supply) in computing?

a) Increase processing speed

b) Prevent data loss during power outages

c) Connect to the internet

d) Manage hardware resources

Answer: b) Prevent data loss during power outages

Question: Which programming paradigm emphasizes the use of objects and classes?

a) Procedural programming

b) Object-oriented programming

c) Functional programming

d) Logical programming

Answer: b) Object-oriented programming

Question: What is the primary purpose of an email client?

a) Create databases

b) Send and receive emails

c) Edit images

d) Connect to the internet

Answer: b) Send and receive emails

Question: Which file format is commonly used for audio compression?

a) JPEG

b) MP3

c) GIF

d) PDF

Answer: b) MP3

Question: In a computer network, what is a WAN?

a) Wide Area Network

b) Wireless Antenna Node

c) Web Authorization Network

d) Wireless Access Network

Answer: a) Wide Area Network

Question: What is the purpose of a cookie in web browsing?

a) Store user preferences and session information

b) Display advertisements

c) Manage hardware resources

d) Control input devices

Answer: a) Store user preferences and session information

Question: What does the term “URL encoding” refer to in web development?

a) Encrypting web pages

b) Converting special characters into a valid URL format

c) Optimizing website performance

d) Connecting to the internet securely

Answer: b) Converting special characters into a valid URL format

Question: Which programming language is often used for scientific and mathematical computing?

a) Java

b) Fortran

c) Python

d) Ruby

Answer: b) Fortran

Question: What is the function of a DNS (Domain Name System) in networking?

a) Manage files and folders

b) Convert domain names to IP addresses

c) Control input devices

d) Display graphics

Answer: b) Convert domain names to IP addresses

Question: Which of the following is an example of a GUI (Graphical User Interface)?

a) Command-line interface

b) Text-based interface

c) Windows operating system

d) BIOS interface

Answer: c) Windows operating system