What is the purpose of a memory delay line? MCQ with Answer and Explanation

What is the purpose of a memory delay line?
A. To increase memory speed
B. To reduce power consumption
C. To store data permanently
D. To introduce a known delay to synchronize signals
Answer: Option D
Solution (By JKSSB Mock Tests)
Memory delay lines are used to delay signals, often in older technologies, to synchronize data paths.

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Practice More Memory and Storage Devices Questions

Question #1
Which problem occurs when software applications continuously allocate memory space in RAM but fail to release it back to the operating system after finishing their tasks?
A. Buffer Overflow
B. Memory Leak
C. Cache Truncation
D. Disk Defragmentation

Correct Answer: Option B


Explanation:
A memory leak happens when a program allocates memory space from the system heap but fails to free it up after use, reducing available RAM until the system slows down or crashes.

This question belongs to: Computer Memory and Storage Devices
Question #2
Which of the following is an example of secondary storage?
A. Cache
B. Hard disk
C. RAM
D. Registers

Correct Answer: Option B


Explanation:
Secondary storage refers to non-volatile storage that is not directly accessible by the CPU, such as hard disks, SSDs, and optical discs. RAM and cache are primary storage; registers are internal to CPU.

This question belongs to: Computer Memory and Storage Devices
Question #3
What does 'S' stand for in the context of SD cards used in smartphones and cameras?
A. Serial Digital
B. Speed Digital
C. Static Digital
D. Secure Digital

Correct Answer: Option D


Explanation:
SD card stands for Secure Digital card, a proprietary non-volatile memory card format developed for portable devices.

This question belongs to: Computer Memory and Storage Devices