400 Computer Awareness MCQ

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“Computer Awareness MCQ” is a comprehensive and reliable resource designed to assist candidates in preparing for various competitive exams such as SSC, NRPC, RAIL, and other state exams. This resource covers a wide range of topics related to computer awareness, ensuring that aspirants have a solid understanding of key concepts and principles in the field of computer science.

It includes a vast collection of Multiple Choice Questions (MCQs) that are carefully crafted to test the knowledge and aptitude of individuals in computer-related topics. With its emphasis on competitive exam preparation, this resource aims to equip candidates with the necessary knowledge and skills to excel in computer-related sections of their respective exams.

400 Computer Awareness MCQ Set-1

Q1. What was the first programming language?
A. FORTRAN
B. COBOL
C. BASIC
D. C

Answer – A. FORTRAN
Explanation-


Q2. Which type of computer memory stores data permanently?
A. RAM
B. ROM
C. Cache
D. Virtual Memory

Answer – B. ROM
Explanation-


Q3. What is the main system board of a computer called?
A. Motherboard
B. CPU
C. Graphics card
D. Hard drive

Answer – A. Motherboard
Explanation-


Q4. In computer terminology, what is a bug?
A. An error in a program
B. A computer virus
C. A hardware malfunction
D. A software update

Answer –A. An error in a program
Explanation-


Q5. What electronic path sends signals from one part of a computer to another?
A. Bus
B. Cable
C. Wire
D. Network

Answer –A. Bus
Explanation-


Q6. USB is which type of storage device?
A. Primary
B. Secondary
C. Tertiary
D. External

Answer – D. External
Explanation-


Q7. Who is known as the father of Artificial Intelligence?
A. Alan Turing
B. John McCarthy
C. Marvin Minsky
D. Elon Musk

Answer – B. John McCarthy
Explanation-


Q8. Which term is related to a database?
A. SQL
B. Java
C. Oracle
D. HTML

Answer – C. Oracle
Explanation-


Q9. What does computer resolution measure?
A. Processor speed
B. RAM capacity
C. Number of pixels
D. Storage capacity

Answer – C. Number of pixels
Explanation-


Q10. One nibble is equal to how many bits?
A. 2 bits
B. 4 bits
C. 8 bits
D. 16 bits

Answer – B. 4 bits
Explanation-


Q11. What can be considered as the basic building blocks of a digital circuit?
A. Transistors
B. Resistors
C. Logic gates
D. Capacitors

Answer – C. Logic gates
Explanation-


Q12. What is the full form of RAM?
A. Random Access Memory
B. Read-Only Memory
C. Randomized Algorithm Memory
D. Remote Access Module

Answer – A. Random Access Memory
Explanation-


Q13. Which among the following is a secondary storage device?
A. RAM
B. Hard disk
C. CPU
D. Cache memory

Answer – B. Hard disk
Explanation-


Q14. What is responsible for specifying the address of a memory location?
A. Address Bus
B. Control Unit
C. Arithmetic Logic Unit
D. Data Bus

Answer – A. Address Bus
Explanation-


Q15. ULSI microprocessor is used in which generation of computers?
A. First Generation
B. Second Generation
C. Third Generation
D. Fifth Generation

Answer – D. Fifth Generation
Explanation-


Q16. Where is cache memory located?
A. RAM
B. Hard disk
C. Motherboard
D. CPU

Answer – D. CPU
Explanation-


Q17. Which function key is used to check spelling?
A. F1
B. F3
C. F5
D. F7

Answer – D. F7
Explanation-


Q18. Which type of software is an operating system?
A. Application software
B. System software
C. Utility software
D. Programming software

Answer – B. System software
Explanation-


Q19. If a computer has more than one processor, then it is known as:
A. Multithreaded
B. Multitasking
C. Multiprocessor
D. Multicore

Answer – C. Multiprocessor
Explanation-


Q20. Which program is run by BIOS to check if hardware components are working properly while the computer is turned ON?
A. POST
B. DOS
C. BIOS Setup
D. Bootloader

Answer – A. POST
Explanation-


Q21. What is responsible for finding and loading the operating system into RAM?
A. Bootstrap Loader
B. BIOS
C. Device Driver
D. Kernel Loader

Answer – A. Bootstrap Loader
Explanation-


Q22. What is the full form of the URL?
A. Uniform Resource Locator
B. Universal Reference Language
C. Unified Resource Link
D. User Retrieval Limit

Answer – A. Uniform Resource Locator
Explanation-


Q23. Which type of storage device is a BIOS?
A. Primary
B. Secondary
C. Tertiary
D. External

Answer – A. Primary
Explanation-


Q24. Which is the most common language used in web designing?
A. HTML
B. CSS
C. JavaScript
D. PHP

Answer – A. HTML
Explanation-


Q25. What is BIOS used for?
A. Loading the operating system
B. Storing user files
C. Running applications
D. Managing hardware peripherals

Answer – A. Loading the operating system
Explanation-


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