Computer MCQs Test with Correct answer for Preparation of Computer Jobs, Exams, and Entry Tests.
Welcome to our Site, This is Computer basics to advance level MCQ’s (Multiple-Choice Questions) Test. Which can help you in Preparing for Computer exams, computer operator jobs, Interviews, also these are asked any where like university entry tests.
Computer MCQS online Test
1. What does CPU stand for?
- a) Central Processing Unit [Correct]
- b) Computer Processing Unit
- c) Control Processing Unit
- d) Central Power Unit
2. Which type of memory is non-volatile and retains data even when the power is turned off?
- a) RAM
- b) Cache
- c) ROM
- d) Hard Disk Drive [Correct]
3. Which programming language is commonly used for web development?
- a) Python
- b) Java
- c) C++
- d) JavaScript [Correct]
4. What is the purpose of an operating system?
- a) To manage hardware resources and provide common services [Correct]
- b) To create documents and spreadsheets
- c) To design and develop software
- d) To connect to the internet
5. What is the binary equivalent of the decimal number 10?
- a) 1010 [Correct]
- b) 1001
- c) 1100
- d) 1111
6. Which protocol is used to send emails over the internet?
- a) HTTP
- b) FTP
- c) SMTP [Correct]
- d) TCP
7. Which type of network topology connects all nodes in a linear sequence?
- a) Bus
- b) Star
- c) Ring
- d) Mesh
- e) Linear [Correct]
8. What is the purpose of a firewall in computer networks?
- a) To prevent unauthorized access and protect against network threats [Correct]
- b) To increase internet speed
- c) To encrypt network traffic
- d) To connect multiple networks
9. Which of the following is an example of a high-level programming language?
- a) Assembly
- b) C
- c) Java
- d) Machine code [Correct]
10. What is the function of an input device in a computer system?
- a) To display output
- b) To store data
- c) To enter data into the computer [Correct]
- d) To perform calculations
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Level 2 Computer Advance Test MCQS
1. What is the primary function of an operating system?
- a) To manage hardware resources and provide an interface for user interaction
- b) To perform complex mathematical calculations
- c) To create graphical designs and animations
- d) To connect to the internet
Correct Answer: a) To manage hardware resources and provide an interface for user interaction
2. Which programming language is commonly used for developing mobile applications?
- a) Python
- b) Java
- c) C#
- d) Swift [Correct]
3. What is the purpose of a compiler in the context of programming?
- a) To execute a program line by line
- b) To translate source code into machine code [Correct]
- c) To debug and fix errors in code
- d) To provide an interface for user interaction
4. Which type of computer memory is the fastest and most expensive?
- a) RAM
- b) Cache [Correct]
- c) Hard Disk Drive
- d) ROM
5. Which protocol is used for secure communication over the internet?
- a) HTTP
- b) FTP
- c) SSH [Correct]
- d) UDP
6. What is the purpose of an IP address?
- a) To identify a specific website
- b) To store files and folders
- c) To uniquely identify a device on a network [Correct]
- d) To establish a secure connection
7. What does RAID stand for in the context of data storage?
- a) Redundant Array of Independent Disks [Correct]
- b) Random Access and Integrated Development
- c) Remote Authentication and Identification Device
- d) Robust Application and Interface Design
8. Which computer component is responsible for processing and displaying graphics?
- a) CPU
- b) GPU [Correct]
- c) RAM
- d) Motherboard
9. What is the purpose of a router in a computer network?
- a) To connect multiple networks and forward data packets [Correct]
- b) To store and retrieve data
- c) To provide power to devices
- d) To display visual output
10. Which programming paradigm focuses on breaking a problem into smaller, reusable parts called objects?
- a) Object-Oriented Programming [Correct]
- b) Procedural Programming
- c) Functional Programming
- d) Logical Programming
Level 3 Computer Hard MCQS Test
1. What is the purpose of an Ethernet cable in computer networking?
- a) To connect a computer to a power source
- b) To transmit data between devices on a local network [Correct]
- c) To provide wireless connectivity
- d) To store files and folders
2. Which programming language is commonly used for data analysis and scientific computing?
- a) Python [Correct]
- b) Java
- c) C++
- d) Ruby
3. What is the function of an output device in a computer system?
- a) To display visual output [Correct]
- b) To store data
- c) To receive input from the user
- d) To perform calculations
4. What does the acronym “URL” stand for?
- a) Universal Resource Locator [Correct]
- b) Uniform Resource Library
- c) User Requested Link
- d) United Routing Language
5. What is the purpose of a database management system (DBMS)?
- a) To store and manage large amounts of data [Correct]
- b) To create graphical designs and animations
- c) To connect to the internet
- d) To perform complex mathematical calculations
6. Which type of programming language uses a natural language-like syntax to make programming more accessible to beginners?
- a) Procedural language
- b) Low-level language
- c) Visual language
- d) High-level language [Correct]
7. Which technology allows wireless communication between devices over short distances?
- a) Bluetooth [Correct]
- b) Wi-Fi
- c) Ethernet
- d) DSL
8. What is the purpose of a backup in computer systems?
- a) To increase the processing speed of the computer
- b) To prevent unauthorized access
- c) To restore data in case of loss or damage [Correct]
- d) To encrypt network traffic
9. Which computer component is responsible for storing permanent data even when the power is turned off?
- a) RAM
- b) Hard Disk Drive
- c) SSD
- d) ROM [Correct]
10. What does the acronym “HTML” stand for?
- a) HyperText Markup Language [Correct]
- b) High-Level Machine Language
- c) Hardware Manipulation Language
- d) Human-Machine Learning
I hope these additional questions are useful to you! If you want to ask anything, any question or query please let us know. in comment box below.
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