Computer Science MCQS

Computer Science MCQ with detailed explanations for students & freshers preparing for entrance exams, various tests, interviews, competitive exams like GATE exam, interview, competitive examination and entrance exam.

Which of the following keyboard shortcuts is used to increase the font size in Microsoft Word?

A. ”Ctrl
B. ”Ctrl
C. ”Ctrl
D. ”Ctrl
Correct answer is: A. ”Ctrl
”Ctrl

Which keyboard shortcut is used to copy selected text?

A. Ctrl + X
B. Ctrl + V
C. Ctrl + C
D. Ctrl + Z
Correct answer is: C. Ctrl + C
Ctrl + C is the shortcut for copying selected text.

The silicon chip used for data processing in a computer is known as the:

A. Hard Disk
B. RAM
C. Monitor
D. Microprocessor
Correct answer is: D. Microprocessor
The microprocessor is the silicon chip that processes data in a computer.

Which keyboard shortcut is used to apply subscript formatting to selected text in Microsoft Word?

A. Ctrl + =
B. Ctrl + Shift + +
C. Ctrl + Shift + =
D. Alt + =
Correct answer is: A. Ctrl + =
Ctrl + = applies subscript formatting in MS Word.

What is the default file extension of a Microsoft Word document?

A. .txt
B. .xls
C. .docx
D. .pptx
Correct answer is: C. .docx
The default file extension for MS Word documents is .docx.

Which language is primarily used for creating web pages?

A. C++
B. HTML
C. Python
D. Java
Correct answer is: B. HTML
HTML (HyperText Markup Language) is the primary language for creating web pages.

The tool in MS Word that allows users to send letters or documents to many contacts is called:

A. Mail Merge
B. Email
C. Data Source
D. Address Book
Correct answer is: A. Mail Merge
Mail Merge in MS Word enables sending personalized documents to multiple recipients.

ADA is a:

A. Computer Virus
B. Operating System
C. Programming Language
D. Software Company
Correct answer is: C. Programming Language
ADA is a structured programming language designed for high-reliability applications.

Who is known as the Father of the Computer?

A. Alan Turing
B. Charles Babbage
C. Bill Gates
D. Steve Jobs
Correct answer is: B. Charles Babbage
Charles Babbage is considered the Father of the Computer for designing the Analytical Engine.

The process that produces results of processed data for getting useful information is known as:

A. Control
B. Storage
C. Processing
D. Output
Correct answer is: D. Output
Output is the process of presenting processed data as useful information.
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