MCQ Practice

Computer & IT MCQs

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The best technology to save data on a disk is ____.

A. Tapes
B. Laser
C. Punch cards
D. None of these

Explanation:
Laser technology (used in CDs/DVDs) provides reliable data storage.

A floppy disk contains ____.

A. Circular tracks only
B. Sectors only
C. Both circular tracks and sectors
D. All of the above

Explanation:
Floppy disks are organized into circular tracks and sectors.

Fastest memory is ____.

A. Cache
B. CPU
C. RAM
D. ROM

Explanation:
Cache memory is the fastest memory in the computer hierarchy.

Cache memory acts between:

A. CPU and Hard Disk
B. Hard Disk and RAM
C. CPU and RAM
D. All of these

Explanation:
Cache sits between the CPU and the main RAM for faster access.

Which acts as a buffer between the CPU and the main memory?

A. Cache memory
B. Butter stock
C. RAM
D. ROM

Explanation:
Cache memory acts as a high-speed buffer between the CPU and RAM.

PROMs are programmed by plugging them in to ____.

A. Chip Kits
B. ROM burners
C. PROM Programmer
D. PROM Reader

Explanation:
PROMs are programmed using a PROM programmer device.

Programs stored in ROM are called ____.

A. Fireware
B. Form ware
C. From ware
D. Firmware

Explanation:
Firmware is software permanently stored in ROM.

ROM stores dat a ____.

A. Permanently
B. Partially
C. Temporarily
D. Fully

Explanation:
ROM data cannot be easily changed and is permanent.

Which of the following stores data permanently in a Computer?

A. RAM
B. ROM
C. CPU
D. None of these

Explanation:
ROM stores data permanently (non-volatile).

Which of the following is used to start a computer?

A. RAM
B. ROM
C. WAN
D. None of these

Explanation:
ROM contains the BIOS/UEFI that starts the computer.

Practice Important Questions

This section provides important MCQs with answers and explanations to help candidates prepare effectively for CSS, PMS, and other competitive exams.

Improve Conceptual Understanding

Each MCQ is designed to strengthen your understanding of key concepts and improve analytical thinking required in exams.

Exam-Oriented Preparation

These MCQs follow actual exam patterns, helping aspirants practice relevant questions and improve performance.

Useful for CSS and PMS Exams

This collection is highly beneficial for CSS, PMS, and other competitive exams, improving accuracy and confidence.