What is the memory hierarchy level that is typically implemented as a small, fast memory inside the CPU? MCQ with Answer and Explanation

What is the memory hierarchy level that is typically implemented as a small, fast memory inside the CPU?
A. RAM
B. Registers
C. L2 cache
D. L1 cache
Answer: Option B
Solution (By JKSSB Mock Tests)
Registers are the smallest and fastest memory inside the CPU. L1 cache is also inside but registers are even faster and directly used by the ALU.

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Practice More Memory and Storage Devices Questions

Question #1
Which of the following is not a type of ROM?
A. PROM
B. SDRAM
C. EEPROM
D. EPROM

Correct Answer: Option B


Explanation:
SDRAM (Synchronous Dynamic RAM) is a type of RAM, not ROM. PROM, EPROM, and EEPROM are programmable read-only memory types.

This question belongs to: Computer Memory and Storage Devices
Question #2
What is the primary function of a memory cache?
A. To store the operating system
B. To provide backup storage
C. To increase the memory capacity
D. To reduce the effective memory access time

Correct Answer: Option D


Explanation:
Cache memory holds frequently accessed data and instructions to reduce the average time to access data from main memory, thus improving system performance.

This question belongs to: Computer Memory and Storage Devices
Question #3
Which of the following is a characteristic of a hard disk's cylinder?
A. A single track on one platter
B. A set of tracks that are at the same radial position on all platters
C. A storage area for file allocation table
D. A group of sectors

Correct Answer: Option B


Explanation:
A cylinder consists of the same track number on each platter in a hard disk drive, all at the same distance from the center. This allows the heads to access data without moving.

This question belongs to: Computer Memory and Storage Devices