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.

CPU stands for:

A. Central Process Unit
B. Central Processing Unit
C. Computer Personal Unit
D. Central Program Unit
Correct answer is: B. Central Processing Unit
CPU is the main processing unit of computer.

Which protocol is used for web browsing?

A. FTP
B. SMTP
C. HTTP
D. TCP
Correct answer is: C. HTTP
HTTP is used for web pages.

Which is an input device?

A. Monitor
B. Printer
C. Keyboard
D. Speaker
Correct answer is: C. Keyboard
Keyboard is used to input data.

Which is a web browser?

A. Google Chrome
B. Windows
C. Linux
D. MS Excel
Correct answer is: A. Google Chrome
Chrome is browser.

Which memory is volatile?

A. ROM
B. Hard disk
C. RAM
D. CD-ROM
Correct answer is: C. RAM
RAM loses data when power is off.

Email stands for:

A. Electronic mail
B. Easy mail
C. Exchange mail
D. External mail
Correct answer is: A. Electronic mail
Email means electronic mail.

Which is an output device?

A. Mouse
B. Scanner
C. Printer
D. Keyboard
Correct answer is: C. Printer
Printer produces output.

Which is not a search engine?

A. Google
B. Bing
C. Yahoo
D. Windows
Correct answer is: D. Windows
Windows is OS.

Operating system is:

A. Application software
B. System software
C. Utility software
D. Firmware
Correct answer is: B. System software
OS manages hardware and software.

In Excel, intersection of row and column is:

A. Cell
B. Sheet
C. Range
D. Box
Correct answer is: A. Cell
It forms a cell.
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