How many bits are contained in a standard hexademical digit stored in computer memory? MCQ with Answer and Explanation

How many bits are contained in a standard hexademical digit stored in computer memory?
A. 2 bits
B. 4 bits
C. 8 bits
D. 16 bits
Answer: Option B
Solution (By JKSSB Mock Tests)
A single hexadecimal character represents values from 0 to 15, which maps to a 4-bit binary sequence (a nibble).

Discuss this Question (0)

No comments yet. Be the first to start the discussion!

Practice More Memory and Storage Devices Questions

Question #1
What hardware feature on an internal motherboard controls the synchronization and flow of data commands arriving from the system RAM to the processor cores?
A. The Power Supply Relay
B. The Memory Controller
C. The Expansion Slot Bracket
D. The Sound Card

Correct Answer: Option B


Explanation:
The memory controller (either standalone on the chipset or integrated directly inside modern CPU dies) manages the electrical signals and data timing for reading and writing to system RAM.

This question belongs to: Computer Memory and Storage Devices
Question #2
What is the typical capacity of a USB flash drive in 2026?
A. 16 MB
B. 128 GB
C. 1 GB
D. 2 TB

Correct Answer: Option B


Explanation:
128 GB is a common capacity for USB flash drives in 2026, though larger capacities exist. 1 GB and 16 MB are outdated.

This question belongs to: Computer Memory and Storage Devices
Question #3
What type of storage system uses an automated robotic mechanical assembly to swap high-capacity data cartridges or tapes without human intervention?
A. Primary RAM Cache
B. Direct-Attached RAID
C. Tertiary Storage / Tape Library
D. Virtual Swap Space

Correct Answer: Option C


Explanation:
Tertiary storage systems, like automated tape libraries, use robotic mechanisms to mount and dismount removable media cartridges for massive corporate data archiving.

This question belongs to: Computer Memory and Storage Devices