Which is the fastest type of memory? MCQ with Answer and Explanation

Which is the fastest type of memory?
A. Cache
B. Register in CPU
C. Hard Disk
D. Main RAM
Answer: Option B
Solution (By JKSSB Mock Tests)
CPU registers are the fastest accessible memory.

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Practice More Computer Hardware Questions

Question #1
What does a KVM over IP allow?
A. Local only
B. Remote hardware access
C. Scanning remote
D. Printing remote

Correct Answer: Option B


Explanation:
Data center management.

This question belongs to: Computer Computer Hardware
Question #2
The process of converting analog to digital in scanners is done by:
A. DAC
B. CU
C. ALU
D. ADC

Correct Answer: Option D


Explanation:
Analog to Digital Converter digitizes scanned data.

This question belongs to: Computer Computer Hardware
Question #3
Which component is responsible for fan control in a PC?
A. Hard disk controller
B. RAM
C. BIOS/UEFI
D. CPU only

Correct Answer: Option C


Explanation:
BIOS manages hardware including cooling.

This question belongs to: Computer Computer Hardware