MCQ Practice

Computer & IT MCQs

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Analog computer works on the supply of ____.

A. Physical strength
B. Natural strength
C. Magnetic strength
D. Continuous electrical pulses

Explanation:
Analog computers work on continuous electrical signals.

Cary T90 is an example of which?

A. IBM
B. Hybrid computer
C. Magnetic computer
D. Personal computer

Explanation:
Cary T90 is an example of a magnetic computer (supercomputer).

What is meant by a dedicated Computer?

A. Which is used by one person only
B. Which is assigned one and only one task
C. Which uses one kind of software
D. Supercomputer for application software

Explanation:
A dedicated computer is assigned to perform only one specific task.

____ computers are also called personal computers.

A. Micro
B. Mainframe
C. Desktop
D. Super

Explanation:
Microcomputers are also known as personal computers.

What category do desktop computers belong to?

A. Supercomputer
B. Minicomputer
C. Microcomputer
D. Mainframe

Explanation:
Desktop computers are classified as microcomputers.

What type of computer is commonly used in small organizations?

A. Microcomputer
B. Mainframe
C. Supercomputer
D. None of these

Explanation:
Microcomputers (PCs) are commonly used in small organizations.

Which of the following classes of computers cannot support multiple users simultaneously?

A. Mini Computer
B. Mainframe Computer
C. Supercomputer
D. None of them

Explanation:
Mini computers typically support fewer simultaneous users.

____ computer are large.

A. Mainframe Computer
B. Microcomputer
C. Supercomputer
D. All of them

Explanation:
Mainframe computers are large and high-capacity.

Which of the following is the first “Stored Program Concept”?

A. UNIVAC
B. ENIAC
C. EDSAC
D. None of the above

Explanation:
EDSAC was the first computer to use the stored program concept.

ABC computer is used for ______?

A. Specific-Purpose computer
B. General-purpose computer
C. All-purpose computer
D. None of these

Explanation:
ABC (Atanasoff-Berry Computer) was a special-purpose computer.

Practice Important Questions

This section provides important MCQs with answers and explanations to help candidates prepare effectively for CSS, PMS, and other competitive exams.

Improve Conceptual Understanding

Each MCQ is designed to strengthen your understanding of key concepts and improve analytical thinking required in exams.

Exam-Oriented Preparation

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Useful for CSS and PMS Exams

This collection is highly beneficial for CSS, PMS, and other competitive exams, improving accuracy and confidence.