Basic IT Knowledge MCQs

By: Prof. Dr. Fazal Rehman Shamil | Last updated: July 1, 2024

What does “IT” stand for in the context of technology?
A) Information Technology
B) International Trade
C) Internet Technology
D) Integrated Tools

Answer: A) Information Technology

Which of the following is not a primary function of an operating system?
A) Managing hardware resources
B) Running application software
C) Providing physical security
D) Managing files and folders

Answer: C) Providing physical security

What is the purpose of a firewall in IT security?
A) Protecting against physical theft
B) Filtering network traffic
C) Monitoring employee behavior
D) Managing software licenses

Answer: B) Filtering network traffic

Which type of software allows users to perform specific tasks like creating documents or spreadsheets?
A) System software
B) Utility software
C) Application software
D) Firmware

Answer: C) Application software

What does “CPU” stand for in computing?
A) Central Processing Unit
B) Computer Performance Utility
C) Control Program Unit
D) Communication Processing Unit

Answer: A) Central Processing Unit

Which storage device retains data even when the power is turned off?
A) RAM
B) ROM
C) Cache memory
D) Optical disc

Answer: B) ROM

What is the purpose of an IP address in networking?
A) Encrypting data transmissions
B) Identifying a device on a network
C) Providing electrical power to devices
D) Managing software updates

Answer: B) Identifying a device on a network

Which protocol is used for sending emails over the Internet?
A) HTTP
B) FTP
C) SMTP
D) SNMP

Answer: C) SMTP

What is the function of a router in a network?
A) Filtering spam emails
B) Connecting multiple networks together
C) Blocking unauthorized websites
D) Encrypting data transmissions

Answer: B) Connecting multiple networks together

Which of the following is a programming language commonly used for web development?
A) SQL
B) Java
C) HTML
D) Excel

Answer: C) HTML

What does “URL” stand for in the context of the Internet?
A) Universal Resource Locator
B) Uniform Resource Link
C) Unique Reference Link
D) Unified Resource Locator

Answer: A) Universal Resource Locator

Which type of software allows users to protect their computers from viruses and malware?
A) Firewall
B) Antivirus
C) Disk Cleanup
D) Encryption software

Answer: B) Antivirus

What is the function of a spreadsheet software like Microsoft Excel?
A) Creating and editing images
B) Managing email accounts
C) Analyzing and organizing data
D) Writing and editing text documents

Answer: C) Analyzing and organizing data

Which component of a computer system is responsible for temporarily storing data and instructions during processing?
A) Hard disk drive (HDD)
B) RAM (Random Access Memory)
C) CPU (Central Processing Unit)
D) Motherboard

Answer: B) RAM (Random Access Memory)

What does “LAN” stand for in networking?
A) Local Access Network
B) Local Area Network
C) Link Access Node
D) Longitudinal Area Network

Answer: B) Local Area Network

Which of the following is not an example of cloud storage service?
A) Google Drive
B) Dropbox
C) iCloud
D) Windows Explorer

Answer: D) Windows Explorer

Which file format is commonly used for documents that need to be printed?
A) JPG
B) MP3
C) PDF
D) GIF

Answer: C) PDF

What does “HTML” stand for in web development?
A) Hyperlinks and Tables Markup Language
B) Hyper Text Markup Language
C) High Traffic Management Language
D) Home Tool Markup Language

Answer: B) Hyper Text Markup Language

Which of the following is not a type of computer network?
A) WAN (Wide Area Network)
B) MAN (Metropolitan Area Network)
C) NAN (National Area Network)
D) PAN (Personal Area Network)

Answer: C) NAN (National Area Network)

What is the function of a modem in a computer system?
A) Displaying images on the screen
B) Connecting to the Internet
C) Printing documents
D) Scanning text

Answer: B) Connecting to the Internet

Which software application is typically used for creating and editing text documents?
A) Excel
B) Photoshop
C) Word
D) Outlook

Answer: C) Word

What does “ISP” stand for in the context of Internet services?
A) Internet Service Provider
B) Internal Security Protocol
C) Internet Security Program
D) Internet Sharing Platform

Answer: A) Internet Service Provider

Which programming language is used for creating dynamic web pages?
A) HTML
B) CSS
C) JavaScript
D) XML

Answer: C) JavaScript

What is the purpose of a cursor in a graphical user interface (GUI)?
A) Opening new applications
B) Moving text within a document
C) Switching between users
D) Saving files

Answer: B) Moving text within a document

Which software application is commonly used for editing photos and images?
A) Word
B) Excel
C) Photoshop
D) PowerPoint

Answer: C) Photoshop

What does “VoIP” stand for in communication technology?
A) Voice over Internet Protocol
B) Video over Internet Protocol
C) Virtual Office Internet Platform
D) Voice-only Internet Protocol

Answer: A) Voice over Internet Protocol

Which component of a computer system is responsible for storing data permanently?
A) RAM
B) CPU
C) Hard disk drive (HDD)
D) Cache memory

Answer: C) Hard disk drive (HDD)

What is the function of an email client software?
A) Managing email accounts
B) Filtering spam emails
C) Encrypting email messages
D) Blocking incoming emails

Answer: A) Managing email accounts

Which file format is commonly used for audio files?
A) DOC
B) MP3
C) PDF
D) TXT

Answer: B) MP3

What is the purpose of a search engine in web browsing?
A) Blocking websites
B) Encrypting data transmissions
C) Indexing and retrieving information
D) Filtering email messages

Answer: C) Indexing and retrieving information

Which software application is commonly used for creating presentations?
A) Excel
B) PowerPoint
C) Word
D) Photoshop

Answer: B) PowerPoint

What does “RAM” stand for in computing?
A) Read-Only Memory
B) Random Access Memory
C) Real-time Application Memory
D) Remote Access Mode

Answer: B) Random Access Memory

Which type of software is used for managing databases?
A) Spreadsheet software
B) Database management system (DBMS)
C) Word processing software
D) Presentation software

Answer: B) Database management system (DBMS)

What is the purpose of a URL in web browsing?
A) Encrypting data transmissions
B) Locating a specific web page
C) Managing email accounts
D) Filtering search results

Answer: B) Locating a specific web page

Which technology allows wireless communication between devices over short distances?
A) GPS
B) Bluetooth
C) Wi-Fi
D) Ethernet

Answer: B) Bluetooth

What is the purpose of an antivirus software?
A) Editing text documents
B) Protecting against viruses and malware
C) Managing email accounts
D) Encrypting data transmissions

Answer: B) Protecting against viruses and malware

Which programming language is commonly used for querying and manipulating databases?
A) Java
B) SQL
C) C++
D) Python

Answer: B) SQL

What does “PDF” stand for in document format?
A) Portable Document Format
B) Personal Data File
C) Printed Document File
D) Program Development File

Answer: A) Portable Document Format

Which software application is commonly used for browsing websites?
A) Excel
B) Word
C) PowerPoint
D) Web browser

Answer: D) Web browser

What does “GUI” stand for in computing?
A) Graphical User Interface
B) Global User Interface
C) General Usage Interface
D) Government User Interface

Answer: A) Graphical User Interface

Which software application is commonly used for editing videos?
A) Excel
B) Word
C) PowerPoint
D) Adobe Premiere Pro

Answer: D) Adobe Premiere Pro

What is the purpose of a DNS server in networking?
A) Managing email accounts
B) Encrypting data transmissions
C) Converting domain names to IP addresses
D) Filtering search results

Answer: C) Converting domain names to IP addresses

Which programming language is used for creating mobile applications?
A) Java
B) HTML
C) Swift
D) XML

Answer: C) Swift

What is the function of a spreadsheet software like Microsoft Excel?
A) Creating and editing images
B) Managing email accounts
C) Analyzing and organizing data
D) Writing and editing text documents

Answer: C) Analyzing and organizing data

Which component of a computer system is responsible for processing instructions and data?
A) RAM
B) CPU
C) Hard disk drive (HDD)
D) Cache memory

Answer: B) CPU

What is the function of a firewall in IT security?
A) Protecting against physical theft
B) Filtering network traffic
C) Monitoring employee behavior
D) Managing software licenses

Answer: B) Filtering network traffic

Which of the following is a programming language commonly used for web development?
A) SQL
B) Java
C) HTML
D) Excel

Answer: C) HTML

Which storage device retains data even when the power is turned off?
A) RAM
B) ROM
C) Cache memory
D) Optical disc

Answer: B) ROM

What does “CPU” stand for in computing?
A) Central Processing Unit
B) Computer Performance Utility
C) Control Program Unit
D) Communication Processing Unit

Answer: A) Central Processing Unit

Which of the following is not a primary function of an operating system?
A) Managing hardware resources
B) Running application software
C) Providing physical security
D) Managing files and folders

Answer: C) Providing physical security