MCQ Practice

Computer & IT MCQs

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Where does a computer mouse move over the table surface, the trackball is ____.

A. Stationary
B. Difficult to move
C. Dragged
D. Moved in small steps

Explanation:
In a trackball mouse, the ball remains stationary while the user rotates it.

Which device is used to enter data into a computer?

A. Input
B. Output
C. Both A and B
D. None of these

Explanation:
Input devices are used to enter data into the computer.

All peripheral devices connected to?

A. CPU
B. Motherboard
C. Monitor
D. Hard Drive

Explanation:
All peripheral devices connect to the motherboard.

What is the name of the hardware that can control the operation of a computer?

A. Drives
B. Operators
C. Connectors
D. None of these

Explanation:
Drives (hard disk, CD, etc.) are hardware that control data storage and retrieval.

Physical parts of the computer that we can see and touch are known as ____.

A. Software
B. Hardware
C. Both A and B
D. Computer

Explanation:
Hardware refers to the physical, tangible components of a computer.

A decoder is required in case of a ___.

A. Vertical Microinstruction
B. Horizontal Microinstruction
C. Multilevel Microinstruction
D. All types of Microinstruction

Explanation:
A decoder is needed to interpret control signals from vertical microinstructions.

An electronic logic gate whose output is logic 1 only when all inputs are logic 1 is ____.

A. NOR
B. NAND
C. OR
D. NOT

Explanation:
NAND gate outputs 0 only when all inputs are 1 (otherwise 1).

AND, OR, XOR, NOT, NAND, NOR are which type of gate?

A. Logic gate
B. Swing gate
C. Program gate
D. Automatic gate

Explanation:
These are fundamental logic gates used in digital electronics and computer circuits.

What is the smallest header in HTML by default?

A. H1
B. H2
C. H3
D. H4

Explanation:
H4 is the smallest heading size among the given options in the document.

HTML is the basic language used to create ____.

A. Databases
B. Spreadsheets
C. Web pages
D. Desktop publishing

Explanation:
HTML is used to create and structure web pages.

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

These MCQs follow actual exam patterns, helping aspirants practice relevant questions and improve performance.

Useful for CSS and PMS Exams

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