What is the typical capacity of a CD-RW disc? MCQ with Answer and Explanation

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What is the typical capacity of a CD-RW disc?

A. 700 MB

B. 650 MB

C. 1 GB

D. 800 MB

Answer: Option A

Solution (By JKSSB Mock Tests)

Standard CD-RW discs have a capacity of 700 MB (80 minutes).

This question belongs to: Computer Memory and Storage Devices

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Practice More Memory and Storage Devices Questions

Question #1

What is the purpose of a memory expansion slot?

A. To add a graphics card

B. To provide power to memory

C. To allow additional RAM modules to be installed

D. To connect a hard disk

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Correct Answer: Option C

Explanation:
Memory expansion slots (DIMM slots) are used to add more RAM modules to increase system memory.

This question belongs to: Computer Memory and Storage Devices

Question #2

Which computer memory is used to store the bootstrap loader program that initializes the system when powered on?

A. Hard Disk

B. Cache

C. RAM

D. ROM

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Correct Answer: Option D

Explanation:
The BIOS/bootstrap loader is stored in non-volatile ROM (Read-Only Memory) so it is retained even when the computer is turned off.

This question belongs to: Computer Memory and Storage Devices

Question #3

What is the primary risk associated with traditional hard disk drives that does not exist in solid state drives?

A. Data corruption via solar flares

B. Head crash due to mechanical shock

C. Capacitor charge leakage

D. Software driver obsolescence

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Correct Answer: Option B

Explanation:
Because HDDs rely on a physical read/write head hovering nanometers above a spinning platter, sudden impacts can cause the head to strike the platter, causing a destructive 'head crash'.

This question belongs to: Computer Memory and Storage Devices

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