MCQ Practice

Computer & IT MCQs

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Internet was first developed in ____.

A. 1950s
B. 1960s
C. 1970s
D. 1980s

Explanation:
The Internet originated in the 1960s with ARPANET.

Which is used by the Internet to communicate between devices and networks?

A. HTTPS
B. email
C. website
D. Internet Protocol Suite

Explanation:
The Internet uses the TCP/IP protocol suite for communication.

What is the Internet?

A. A single network
B. A collection of unrelated computers
C. Interconnection of local area networks
D. Interconnection of wide area networks

Explanation:
The Internet is a global interconnection of wide-area networks.

When two people collaborate on an online document at the same time, they are collaborating:

A. In Cloud Edit
B. By Tracking
C. Synchronously
D. Independently

Explanation:
Simultaneous editing is called synchronous collaboration.

In a network with 25 computers, which topology would require the most extensive cabling?

A. Star
B. Mesh
C. Bus
D. Ring

Explanation:
Mesh topology requires a dedicated cable between every pair of computers.

In which transmission mode is the communication one-way with the channel?

A. Simplex
B. Half-duplex
C. Full duplex
D. Reverse

Explanation:
Simplex mode allows one-way communication only.

In the topology computer is directly linked to a center computer ____.

A. Bus
B. Star
C. Node
D. Ring

Explanation:
In a star topology, every computer connects directly to a central device.

What type of connection would be used to connect a printer directly to a network?

A. USB
B. Serial
C. Firewire
D. Ethernet cable

Explanation:
An Ethernet cable is used for a direct network printer connection.

Which of the following is the method by which data is converted from a readable form to an encoded version?

A. Encryption
B. Spooling
C. Censoring
D. COD

Explanation:
Encryption converts readable data into an encoded form.

The transfer of data from one place to another is called ____.

A. Data processing
B. Data distribution
C. Data communication
D. Data encryption

Explanation:
This process is known as data communication.

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.