Information Technology MCQs for Newcomers: A Comprehensive Guide

While 2023 was the year of introduction to AI, the IT sector took a huge leap with AI, and 2024 is said to be the year of adoption of AI. The IT sector is one of the largest domains in the world. Today finding a job in this sector has become increasingly difficult. To land your dream role, learning and practicing the information technology MCQs for industry newcomers can be a good way. 

According to a report from Statista, the overall spending on IT and computer science essentials is predicted to increase by 8% in 2024, taking the global IT market to $5 trillion as the largest organizations invest in the upcoming advancements. The exponential expansion of the IT sector opens up multiple IT career paths for technology professionals and enthusiasts. 

If you are a newcomer to the IT industry and want to join the tech world, you need to be well-versed in the information technology basics and learn about computer science essentials. To be prepared to join a FAANG+ company, you need to evaluate your understanding of the most commonly asked IT fundamental MCQs. 

In this article, we briefly explain what IT is and its key concepts. Then we dive straight into the fundamental information technology MCQs for industry newcomers. 

Understanding IT

Information Technology (IT) combines information and technology to enhance data processing. IT is the use of technology to analyze data, solve business problems, or simplify and arrange organizational procedures. Information technology (IT) is the application of computer systems for information interchange, processing, management, and security.

It's a broad domain of expertise with many different specializations and subfields. The unifying purpose is to employ technology systems to resolve issues and manage information. 

Key concepts of information technology basics include:

• Computer systems (CPU, memory, storage, I/O devices)

• Memory types (RAM, hard drives)

• Storage devices (CDs, memory sticks)

IT Fundamental MCQs for Newcomers

IT may sound overwhelming with something new happening every day in this domain. As a newcomer in the industry, you need to be familiar with the information technology basics and computer science essentials to join tech companies. Here are certain IT fundamental MCQs that can help you prepare for your IT career paths and interviews. 

Q1. What Does "IT" Stand For?

1. Information Technology

2. Intelligent Technology

3. Internet Technology

4. Industrial Technology

Answer: The correct answer to this information technology MCQ for industry newcomers is ‘A’ - Information Technology

Q2. Identify Which of the following is Not a Computer Software. 

1. Operating System

2. Spreadsheet

3. Hardware

4. Word Processor

Answer: The correct answer to this information technology MCQ for industry newcomers is ‘C’ - Hardware

Q3. What is the Use of a Firewall in Network Security?

1. To prevent illegal network access,

2. To speed up internet connection

3. To enhance Wi-Fi signal strength

4. To encrypt data transmission

Answer: A. To prevent illegal network access,

Q4. Which of These is a Cloud Computing Service?

1. Microsoft Excel

2. Google Drive

3. Adobe Photoshop

4. Windows 10

Answer: B. Google Drive

Q5. What is the Function of RAM?

1. It stores permanently saved data

2. It acts as the brain of the computer

3. It provides temporary storage for data and programs

4. It controls input and output devices

Answer: C. It provides temporary storage for data and programs

Q6. Which of the following Programming Languages is Commonly Used for Web Development?

1. Java

2. C++

3. Python

4. HTML/CSS

Answer: The correct answer to this information technology MCQ for industry newcomers is ‘D’ - HTML/CSS

Q7. What is the Purpose of a Containerization Platform such as Docker in Software Development?

1. To manage database operations

2. To create backups of files

3. To package and deploy applications along with their dependencies

4. To execute program instructions

Answer: C. To package and deploy applications along with their dependencies 

Q8. What is the Use of an IP Address?

1. To identify a specific device on a network

2. To encrypt internet traffic

3. To install software updates

4. To connect to a printer

Answer: A. To identify a specific device on a network

Q9. Why is a Router Used in a Network?

1. To connect devices within a network

2. To display web pages

3. To create animations

4. To send emails

Answer: A. To connect devices within a network

Q10. What is the Function of an Antivirus Program?

1. To speed up the computer

2. To prevent unauthorized access to the network

3. To protect against malicious software

4. To create backups of files

Answer: C. To protect against malicious software

Q11. What is the Function of a DBMS?

1. To manage hardware components of a computer

2. To design websites

3. To store, organize, and manage data

4. To protect against malware attacks

Answer: The correct answer to this information technology MCQ for industry newcomers is ‘C’ - To store, organize, and manage data

Q12. Identify the Type of Cybersecurity Attack in Which Individuals are Tricked into Disclosing Sensitive Information.

1. Phishing

2. DDoS

3. SQL Injection

4. Trojan Horse

Answer: The correct answer to this information technology MCQ for industry newcomers is ‘A’ - Phishing

Q13. What is the Use of DNS?

1. To store passwords securely

2. To translate domain names into IP addresses

3. To create web pages

4. To install software updates

Answer: B. To translate domain names into IP addresses

Q14. Which of the Given Programming Languages is Commonly Used for Developing Mobile Applications?

1. JavaScript

2. Swift

3. PHP

4. Ruby

Answer: The correct answer to this information technology MCQ for industry newcomers is ‘B’ - Swift

Q15. What Does HTML Stand For?

1. Hyper Transfer Markup Language

2. Hyper Text Markup Language

3. High-level Text Markup Language

4. Human Transfer Markup Language

Answer: B. Hyper Text Markup Language

Q16. What is the Use of CPU in a Computer?

1. To display graphics on the screen

2. To store data permanently

3. To perform calculations and execute instructions

4. To connect to the internet

Answer: C. To perform calculations and execute instructions

Q17. Identify the Protocol Used for Secure Communication Over a Computer Network, Particularly for Websites that Handle Sensitive Information.

1. HTTP

2. FTP

3. SMTP

4. HTTPS

Answer: The correct answer to this information technology MCQ for industry newcomers is ‘D’ HTTPS

Q18. Which Programming Language is Often Used for Data Analysis and Scientific Computing?

1. Java

2. Python

3. C#

4. Ruby

Answer: The correct answer to this information technology MCQ for industry newcomers is ‘B’ - Python

Q19. What is the Purpose of a Version Control System (VCS) in Software Development?

1. To protect against malware

2. To manage and track changes to source code

3. To create graphical user interfaces

4. To optimize database queries

Answer: B. To manage and track changes to source code

Q20. Identify the Commonly Used Programming Language for Building Dynamic Web Applications and Server-Side Scripting?

1. Java

2. C#

3. JavaScript

4. C++

Answer: The correct answer to this information technology MCQ for industry newcomers is ‘C’ - JavaScript

Q21. What is the Use of CMS?

1. To secure computer networks

2. To manage digital content such as websites or blogs

3. To analyze big data

4. To develop mobile applications

Answer: D. To manage digital content such as websites or blogs

Q22. What is the Role of a Cache Memory?

1. To store frequently accessed data for faster retrieval

2. To perform arithmetic and logical operations

3. To manage network connections

4. To provide long-term storage for files

Answer: A. To store frequently accessed data for faster retrieval

Q23. What Does A VPN Stand For?

1. Virtual Private Network

2. Virtual Program Network

3. Virtual Processing Network

4. Visual Presentation Network

Answer: The correct answer to this information technology MCQ for industry newcomers is ‘A’ - Virtual Private Network

Q24. Which of the Following is NOT a Type of Computer Network?

1. Local Area Network (LAN)

2. Wide Area Network (WAN)

3. Personal Area Network (PAN)

4. Unified Area Network (UAN)

Answer: D. Unified Area Network (UAN)

Q25. What is the Purpose of a Compiler?

1. To execute program instructions

2. To translate source code into machine code

3. To manage database operations

4. To create graphical user interfaces

Answer: B. To translate source code into machine code

Q26. Identify the Components of Agile Software Development Methodology.

1. Detailed upfront planning and documentation

2. Long development cycles with minimal user feedback

3. Emphasis on individuals and interactions over processes and tools

4. Strict adherence to a predefined project plan

Answer: C. Emphasis on individuals and interactions over processes and tools

Q27. What Does IoT Stand For?

1. Internet of Tools

2. Internet of Telecommunication

3. Internet of Technology

4. Internet of Things

Answer: The correct answer to this information technology MCQ for industry newcomers is ‘D’ - Internet of Things

Q28. What is the Purpose of a Firewall in a Computer System?

1. To manage software licenses

2. To enhance graphics performance

3. To prevent unauthorized access and protect against network threats

4. To store encrypted data

Answer: C. To prevent unauthorized access and protect against network threats

Q29. Identify the Characteristics of a SQL Database.

1. It is a NoSQL database

2. It uses a schemaless structure

3. It follows a tabular structure with predefined schemas

4. It is primarily used for unstructured data

Answer: C. It follows a tabular structure with predefined schemas

Q30. What is the Role of a Cookie in the Context of Web Browsers?

1. To store website passwords

2. To display advertisements

3. To track user sessions and preferences

4. To encrypt internet traffic

Answer: C. To track user sessions and preferences

Q31. Which of the Following is a Programming Paradigm Focused on Declaring What Should be Accomplished Without Specifying How It Should be Achieved?

1. Imperative programming

2. Procedural programming

3. Object-oriented programming

4. Declarative programming

Answer: The correct answer to this information technology MCQ for industry newcomers is ‘D’ - Declarative programming

Q32. What is the Role of a Router in a Computer Network?

1. To transmit data packets between different networks

2. To store large volumes of data

3. To display web pages

4. To provide temporary storage for data

Answer: A. To transmit data packets between different networks

Q33. Which of the Following is a Benefit of Virtualization Technology?

1. Increased physical server count

2. Reduced hardware costs and energy consumption

3. Limited scalability

4. Decreased software compatibility

Answer: B. Reduced hardware costs and energy consumption

Q34. What is the Purpose of a Git Repository in Software Development?

1. To track changes in source code files

2. To execute program instructions

3. To manage network connections

4. To create graphical user interfaces

Answer: The correct answer to this information technology MCQ for industry newcomers is ‘A’ - To track changes in source code files

Q35. Which of the Following is a Common Type of Cyber-Attack that Involves Encrypting Files or Systems and Demanding a Ransom for Their Release?

1. Phishing

2. Ransomware

3. DDoS

4. SQL Injection

Answer: B. Ransomware

Q36. What is the Purpose of CSS (Cascading Style Sheets) in Web Development?

1. To store database records

2. To manage server configurations

3. To define the presentation style of HTML elements

4. To execute JavaScript code

Answer: C. To define the presentation style of HTML elements

Q37. Which of the Following is a Characteristic of the Agile Software Development Methodology?

1. Extensive upfront planning and documentation

2. Sequential development phases

3. Emphasis on responding to change over following a plan

4. Limited customer involvement

Answer: C. Emphasis on responding to change over following a plan

Q38. What is the Purpose of a Hypervisor in Virtualization Technology?

1. To manage user authentication

2. To allocate physical resources to virtual machines

3. To create backups of files

4. To display web pages

Answer: B. To allocate physical resources to virtual machines

Q39. Which of the Given Programming Languages is Primarily Used for Statistical Computing and Data Analysis?

1. Python

2. R

3. Java

4. PHP

Answer: The correct answer to this information technology MCQ for industry newcomers is ‘B’ - R

Q40. What is the Purpose of an API in Software Development?

1. To manage database operations

2. To create graphical user interfaces

3. To define how different software components should interact

4. To execute program instructions

Answer: C. To define how different software components should interact

Q41. Which of the Following is a Characteristic of Blockchain Technology?

1. Centralized control

2. Mutable transaction records

3. Transparency and immutability

4. Limited security

Answer: C. Transparency and immutability

Q42. What Does SSD Stand for in the context of Computer Hardware?

1. Super Speed Drive

2. Solid State Drive

3. Storage Space Device

4. Serial Storage Disk

Answer: The correct answer to this information technology MCQ for industry newcomers is ‘B’ Solid State Drive

Q43. What is the Purpose of a CDN (Content Delivery Network) in Web Hosting?

1. To manage user authentication

2. To optimize website performance and delivery by caching content across multiple servers worldwide

3. To create backups of files

4. To execute program instructions

Answer: B. To optimize website performance and delivery by caching content across multiple servers worldwide

Q44. Which of the Following is a Commonly Used Relational Database Management System (RDBMS)?

1. MongoDB

2. Cassandra

3. MySQL

4. Redis

Answer: The correct answer to this information technology MCQ for industry newcomers is ‘C’ - MySQL

Q45. What is the Function of a Network Switch in a Computer Network?

1. To transmit data packets between different networks

2. To store large volumes of data

3. To display web pages

4. To provide temporary storage for data

Answer: A. To transmit data packets between different networks

Q46. Identify the Type of Biometric Authentication Method.

1. CAPTCHA

2. PIN

3. Fingerprint recognition

4. Encryption

Answer: The correct answer to this information technology MCQ for industry newcomers is ‘C’ - Fingerprint recognition

Q47. What is the Use of a Web Server in Hosting Websites?

1. To manage database operations

2. To allocate physical resources to virtual machines

3. To store website files and deliver them to users upon request

4. To execute program instructions

Answer: C. To store website files and deliver them to users upon request

Q48. Identify the Version Control System for Software Development Projects.

1. Subversion (SVN)

2. CVS (Concurrent Versions System)

3. Mercurial (Hg)

4. Git

Answer: The correct answer to this information technology MCQ for industry newcomers is ‘D’ - Git

Q49. Why is an SSL Certificate Used on Websites?

1. To improve website design

2. To encrypt data transmitted between the web server and the user's browser

3. To optimize website performance

4. To manage user authentication

Answer: B. To encrypt data transmitted between the web server and the user's browser

Q50. Which of the following Programming Languages is Used for Building Mobile Applications Compatible with Both Android and iOS Platforms?

1. Java

2. Swift

3. Kotlin

4. React Native

Answer: The correct answer to this information technology MCQ for industry newcomers is ‘D’ - React Native

Q51. What is the Use of VPN in Web Hosting?

1. To manage network connections

2. To store large volumes of data

3. To allocate resources within a shared physical server for hosting multiple virtual environments

4. To create backups of files

Answer: C. To allocate resources within a shared physical server for hosting multiple virtual environments

Q52.  What is the Prime Function of a Proxy Server?

1. To store website files

2. To act as an intermediary between a user's device and the internet

3. To manage network connections

4. To execute program instructions

Answer: B. To act as an intermediary between a user's device and the internet

Q53. Which of the Following is a Popular Scripting Language for Web Development, Frequently Inserted in HTML Documents to Offer Dynamic Functionality?

1. Python

2. Java

3. PHP

4. C#

Answer: The correct answer to this information technology MCQ for industry newcomers is ‘C’ - PHP

Q54. Why is VPN Used?

1. To manage database operations

2. To secure and encrypt internet connections, especially when accessing remote networks or public Wi-Fi

3. To optimize website performance

4. To execute program instructions

Answer: B. To secure and encrypt internet connections, especially when accessing remote networks or public Wi-Fi

Q55. Identify the Component of an Open-Source Software.

1. Proprietary licensing model

2. Closed development process

3. Source code accessible and modifiable by anyone

4. Limited community collaboration

Answer: C. Source code accessible and modifiable by anyone

Q56. In the Context of Cybersecurity, What Does the Term "phishing" Refer To?

1. Stealing physical documents

2. Gaining unauthorized access to a network

3. Tricking individuals into revealing sensitive information

4. Performing denial-of-service attacks

Answer: C. Tricking individuals into revealing sensitive information

Q57. Identify the Commonly Used Relational Database Query Language.

1. JSON

2. SQL

3. XML

4. HTM

Answer: The correct answer to this information technology MCQ for industry newcomers is ‘B’ - SQL

Q58. What Does API Stand for in Terms of Software Development?

1. Application Programming Interface

2. Advanced Programming Interface

3. Automated Program Integration

4. Application Process Interface

Answer: The correct answer to this information technology MCQ for industry newcomers is ‘A’ - Application Programming Interface

Q59. What Does the LAN Stand for in Networking?

1. Long Area Network

2. Localized Access Network

3. Large Array Network

4. Local Area Network

Answer: D. Local Area Network

Q60. Which Programming Uses Organizing Code into Reusable, Self-Contained Modules?

1. Procedural programming

2. Object-oriented programming

3. Functional programming

4. Declarative programming

Answer: The correct answer to this information technology MCQ for industry newcomers is ‘B’ - Object-oriented programming

Q61. What is the Purpose of a DNS (Domain Name System) Server?

1. To manage user authentication

2. To convert domain names into IP addresses

3. To create backups of files

4. To execute program instructions

Answer: B. To convert domain names into IP addresses

Q62. Which of the Following is an Example of a NoSQL Database?

1. MySQL

2. MongoDB

3. Oracle Database

4. SQLite

Answer: The correct answer to this information technology MCQ for industry newcomers is ‘B’ - MongoDB

Gear Up to Ace Tech Interviews With Interview Kickstart!

Stepping into the vast empire of IT? Well, as large and intimidating as it seems, information technology is one of the most creative, innovative and expanding industries with IT career paths opening up every day. Having a grasp of the information technology basics and practicing IT fundamental MCQs give you an edge in the competitive job market. This gets you in the lead with beforehand preparation for the tech giant interviews. 

Get ready to ace your tech interviews with Interview Kickstart! Developed by 500+ FAANG experts, our program offers live training in information technology basics and advanced concepts, mock interviews with IT fundamental MCQs, and personalized coaching in computer science essentials. Trusted by 17,000+ tech pros, it's perfect for software experts as well as the industry's newcomers. Led by Silicon Valley instructors, we cover every aspect of IT, such as data structures, algorithms, system design, and back-end and full-stack development.

FAQs: Information Technology MCQs for Industry Newcomers

Q1.What are Some Common IT Career Paths?

Common IT career paths include roles like software developer, network administrator, systems analyst, cybersecurity specialist, IT project manager, database administrator, and computer support specialist.

Q2. What Skills are Essential for a Career in Information Technology?

Essential skills include technical proficiency in areas like programming, networking, database management, and cybersecurity, as well as soft skills like communication and problem-solving.

Q3. What are the Different Paths to Enter the Field of IT?

Paths include:

• Earning a degree in computer science or related fields.

• Obtaining certifications.

• Completing boot camps or online courses.

• Gaining practical experience through internships or entry-level positions.

Q4. What Topics Should I Focus on to Build a Solid Foundation in Computer Science?

Focus on mastering fundamental topics like algorithms, data structures, programming languages, computer architecture, software development, and problem-solving techniques.