Basic Computer MCQs

Computer Fundamentals Questions with Answers

What is the purpose of a firewall in a computer system?
a. Protects against physical damage
b. Prevents unauthorized access and cyber threats
c. Improves internet speed
d. Enhances graphics performance

Which file extension represents a compressed archive?
a. .exe
b. .zip
c. .docx
d. .mp3

What is the function of an input device?
a. Receives and processes data
b. Produces the final output
c. Allows users to enter data into the computer
d. Stores data permanently

Which component of a computer system temporarily stores data currently being worked on?
a. Hard disk drive
b. Random Access Memory (RAM)
c. Read-Only Memory (ROM)
d. Cache memory

What does the term “BIOS” stand for?
a. Basic Input Output System
b. Basic Internet Operating System
c. Binary Input Output System
d. Binary Information Operating System

Which generation of computers utilized vacuum tubes for processing?
a. First generation
b. Second generation
c. Third generation
d. Fourth generation

In which computer generations Integrated circuits (ICs) were used first?
a. First generation
b. Second generation
c. Third generation
d. Fourth generation

When were transistors introduced in computer technology?
a. 1940s
b. 1950s
c. 1970s
d. 1990s

What is the generation of high level programming language?
a. First generation
b. Second generation
c. Third generation
d. Fourth generation