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.

📚 Table of Content

Which type of computer is the fastest, largest, and most expensive, used for complex scientific simulations?

A. Mainframe Computer

B. Supercomputer

C. Mini Computer

D. Workstation

Correct answer is: B. Supercomputer

To count the number of words in a document, you would use the:

A. Thesaurus

B. Spell Check

C. Word Count

D. Translate

Correct answer is: C. Word Count

The “Slide Master” is found under which tab?

A. Home

B. Insert

C. Design

D. View

Correct answer is: D. View

Which function is used to add a range of cells?

A. AVERAGE

B. SUM

C. ADD

D. TOTAL

Correct answer is: B. SUM

What does RAM stand for?

A. Readily Accessible Memory

B. Random Access Memory

C. Read-Only Memory

D. Rapid Action Module

Correct answer is: B. Random Access Memory

A byte is a combination of how many bits?

A. 4

B. 2

C. 16

D. 8

Correct answer is: D. 8

In MS Word, a list of dots or numbers at the beginning of a paragraph is created using the:

A. Indent

B. Shading

C. Borders

D. Bullets and Numbering

Correct answer is: D. Bullets and Numbering

Which part of the PowerPoint window lists all the slides in a presentation in a thumbnail form?

A. Status Bar

B. Notes Pane

C. Slides Pane / Thumbnail Pane

D. Task Pane

Correct answer is: C. Slides Pane / Thumbnail Pane

What does the symbol $ represent in a cell reference like $A$1?

A. A relative reference

B. A text string

C. An absolute reference

D. A currency value

Correct answer is: C. An absolute reference

A technician replaces a computer’s 4 GB RAM with 8 GB RAM. What is the primary benefit of this upgrade?

A. Faster processor speed

B. More programs can run simultaneously

C. Larger files can be stored permanently

D. Faster internet browsing

Correct answer is: B. More programs can run simultaneously