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.

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.

A computer that has more than one processor is called:

A. Uniprocessor
B. Multiprocessor
C. Microprocessor
D. Minicomputer
Correct answer is: B. Multiprocessor
A multiprocessor computer has multiple processors for enhanced performance.

What is indentation in MS Excel?

A. Merging two or more cells
B. Changing text direction
C. Moving cell content away from the cell border
D. Styles Dialog Box
Correct answer is: C. Moving cell content away from the cell border
Indentation in Excel shifts cell content away from the border for formatting.

What is the best definition of the Internet?

A. A software used to play games
B. A local area network in an office
C. A global computer network connecting millions of devices
D. A large computer used in universities
Correct answer is: C. A global computer network connecting millions of devices
The Internet is a global network connecting millions of devices for data sharing.

Which one provides the best user-friendly interface and advanced features for database management?

A. DNMS
B. RDBMS
C. MySQL
D. None of these
Correct answer is: C. MySQL
MySQL is a popular database management system with a user-friendly interface.
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