What is the purpose of the 'write' operation in memory? MCQ with Answer and Explanation

What is the purpose of the 'write' operation in memory?
A. To store data into a memory location
B. To retrieve data from memory
C. To delete data from memory
D. To copy data between registers
Answer: Option A
Solution (By JKSSB Mock Tests)
A write operation stores data into a specified memory address, altering the contents of that location.

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Practice More Memory and Storage Devices Questions

Question #1
Which of the following is an advantage of optical storage over magnetic storage?
A. Lower cost per GB
B. Faster read/write speeds
C. More durable (resistant to magnetic fields)
D. Higher capacity

Correct Answer: Option C


Explanation:
Optical discs are immune to magnetic fields and are relatively durable under normal handling, while magnetic disks can be damaged by strong magnetic fields. However, optical is slower and lower capacity.

This question belongs to: Computer Memory and Storage Devices
Question #2
What type of computer memory is specifically designed to detect and correct single-bit data corruption errors in critical enterprise server environments?
A. Dual-Channel RAM
B. ECC RAM
C. Static SRAM
D. Non-Volatile RAM

Correct Answer: Option B


Explanation:
ECC (Error-Correcting Code) memory contains extra data bits that allow the memory subsystem to identify and fix single-bit memory errors on the fly, preventing system crashes.

This question belongs to: Computer Memory and Storage Devices
Question #3
Which of the following is a type of memory that uses a rotating disk?
A. Hard disk
B. SSD
C. Flash memory
D. RAM

Correct Answer: Option A


Explanation:
Hard disk drives use rotating platters to store data magnetically. SSDs and flash memory have no moving parts.

This question belongs to: Computer Memory and Storage Devices