What is the function of a memory buffer register (MBR)? MCQ with Answer and Explanation

What is the function of a memory buffer register (MBR)?
A. To manage cache
B. To store the instruction
C. To hold data read from or written to memory
D. To hold the memory address
Answer: Option C
Solution (By JKSSB Mock Tests)
The MBR holds the data that is being transferred to or from memory, acting as an intermediate storage.

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Practice More Memory and Storage Devices Questions

Question #1
What does the acronym 'SDRAM' stand for?
A. Synchronous Data RAM
B. Static Dynamic RAM
C. Synchronous Dynamic Random Access Memory
D. Single Data Rate RAM

Correct Answer: Option C


Explanation:
SDRAM stands for Synchronous Dynamic Random Access Memory, which synchronizes with the system clock for faster data transfer compared to asynchronous DRAM.

This question belongs to: Computer Memory and Storage Devices
Question #2
Which of the following is a type of non-volatile memory that is commonly used in SSDs?
A. NAND flash
B. DRAM
C. SDRAM
D. EPROM

Correct Answer: Option A


Explanation:
NAND flash is the primary storage technology used in SSDs, offering high capacity, fast access, and non-volatility.

This question belongs to: Computer Memory and Storage Devices
Question #3
Which of the following is a characteristic of a memory's latency?
A. It is the number of clock cycles per second
B. It is the physical size of the memory
C. It is the delay between a request and response
D. It is the amount of data transferred per second

Correct Answer: Option C


Explanation:
Latency is the time delay from initiating a request to receiving a response, a key performance metric for memory.

This question belongs to: Computer Memory and Storage Devices