Which storage unit is exactly equal to 1024 Exabytes? MCQ with Answer and Explanation

Which storage unit is exactly equal to 1024 Exabytes?
A. 1 Zettabyte
B. 1 Petabyte
C. 1 Terabyte
D. 1 Yottabyte
Answer: Option A
Solution (By JKSSB Mock Tests)
In binary data scaling progression, 1 Zettabyte (ZB) is composed of precisely 1024 Exabytes (EB).

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Practice More Memory and Storage Devices Questions

Question #1
What is the maximum theoretical data rate of USB 3.0?
A. 480 Mbps
B. 5 Gbps
C. 20 Gbps
D. 10 Gbps

Correct Answer: Option B


Explanation:
USB 3.0 (SuperSpeed) has a maximum theoretical data rate of 5 Gbps. USB 2.0 is 480 Mbps, USB 3.1 is 10 Gbps, and USB 3.2 can be 20 Gbps.

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Question #2
Which of the following is a type of memory that is used for storing the bootloader in a microcontroller?
A. EEPROM
B. SRAM
C. Flash memory
D. DRAM

Correct Answer: Option C


Explanation:
Microcontrollers often have on-chip flash memory for storing the bootloader and program code, as it is non-volatile and can be reprogrammed.

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Question #3
Which of the following is a feature of a hybrid hard drive (SSHD)?
A. Combines a small SSD with a large HDD
B. Is more expensive than a pure HDD but slower than an SSD
C. Uses only flash memory
D. Has no moving parts

Correct Answer: Option A


Explanation:
An SSHD (Solid State Hybrid Drive) combines a traditional HDD with a small amount of flash memory (usually NAND) to cache frequently used data, providing a balance of capacity and speed.

This question belongs to: Computer Memory and Storage Devices