Which of the following is a characteristic of a magnetic tape? MCQ with Answer and Explanation

Which of the following is a characteristic of a magnetic tape?
A. Used as primary storage
B. Fast data transfer
C. Sequential access
D. Random access
Answer: Option C
Solution (By JKSSB Mock Tests)
Magnetic tape is a sequential access medium, meaning data must be read in order. It is used for backup and archival.

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Practice More Memory and Storage Devices Questions

Question #1
What is the function of a memory mapper?
A. To increase memory speed
B. To map memory addresses to physical locations
C. To control memory refresh
D. To manage cache

Correct Answer: Option B


Explanation:
A memory mapper (like MMU) translates logical addresses to physical addresses, or maps memory regions in systems with limited address space.

This question belongs to: Computer Memory and Storage Devices
Question #2
What storage unit is equivalent to $1024^{6}$ bytes ($2^{60}$ bytes) in computer data storage scaling scales?
A. 1 Exabyte
B. 1 Zettabyte
C. 1 Yottabyte
D. 1 Petabyte

Correct Answer: Option A


Explanation:
The scaling path for binary exponents places $2^{10}$ as KB, $2^{20}$ as MB, $2^{30}$ as GB, $2^{40}$ as TB, $2^{50}$ as PB, and $2^{60}$ bytes as 1 Exabyte (EB).

This question belongs to: Computer Memory and Storage Devices
Question #3
Which of the following is a type of memory that is used for caching data from a hard disk?
A. Flash cache
B. RAM cache
C. Disk cache
D. CPU cache

Correct Answer: Option C


Explanation:
Disk cache is a portion of RAM used to temporarily store frequently accessed data from the hard disk to improve performance.

This question belongs to: Computer Memory and Storage Devices