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.

The output displayed on a monitor is called a:

A. Printout
B. Hard Copy
C. Soft Copy
D. Duplicate Copy
Correct answer is: C. Soft Copy

The feature that places text slightly above the normal line (e.g., in X²) is called:

A. Subscript
B. Superscript
C. Strikethrough
D. Small Caps
Correct answer is: B. Superscript

Which feature controls the visual effects that appear when you move from one slide to the next?

A. Animations
B. Transitions
C. Slide Master
D. Custom Shows
Correct answer is: B. Transitions

In PowerPoint, a .wav file is a type of:

A. Video file
B. Image file
C. Sound file
D. Presentation file
Correct answer is: C. Sound file

Which statement best explains why SRAM is used for cache memory while DRAM is used for main memory?

A. SRAM is slower but cheaper than DRAM
B. SRAM does not require constant refreshing, making it faster but more expensive
C. DRAM retains data even when power is off
D. SRAM has higher storage density than DRAM
Correct answer is: B. SRAM does not require constant refreshing, making it faster but more expensive

What type of software controls the internal operations and manages the hardware of a computer?

A. Application Software
B. System Software
C. Shareware
D. Firmware
Correct answer is: B. System Software

What is the default file extension of MS Word 2016?

A. .doc
B. .docx
C. .dot
D. .word
Correct answer is: B. .docx

A ready-made set of slide layouts and formatting is known as a:

A. Placeholder
B. Design Template
C. Transition
D. Animation
Correct answer is: B. Design Template

A file in MS Excel is known as a:

A. Document
B. Slide
C. Workbook
D. Worksheet
Correct answer is: C. Workbook

If a computer has 8 GB of RAM and uses virtual memory, where is the data stored when the RAM becomes completely full?

A. CPU registers
B. Cache memory
C. Hard disk or SSD
D. ROM BIOS
Correct answer is: C. Hard disk or SSD
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