In computer data organization, what does a single 'Word' represent? MCQ with Answer and Explanation

In computer data organization, what does a single 'Word' represent?
A. A text element containing no numerical integers.
B. A fixed group of 8 bits.
C. The standard space needed to save a string character.
D. The natural unit of data used by a particular CPU design (e.g., 32-bit or 64-bit).
Answer: Option D
Solution (By JKSSB Mock Tests)
A computer word is the standard size of data that a processor can handle and execute in a single operation, typically 32 or 64 bits modernly.

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Practice More Memory and Storage Devices Questions

Question #1
Which of the following is a type of memory that can be written to and read from, but loses data when power is off?
A. ROM
B. EEPROM
C. RAM
D. Flash memory

Correct Answer: Option C


Explanation:
RAM is volatile; it can be read and written, but contents are lost when power is turned off. EEPROM, flash, and ROM are non-volatile.

This question belongs to: Computer Memory and Storage Devices
Question #2
What is the primary function of a memory cache?
A. To increase the memory capacity
B. To reduce the effective memory access time
C. To provide backup storage
D. To store the operating system

Correct Answer: Option B


Explanation:
Cache memory holds frequently accessed data and instructions to reduce the average time to access data from main memory, thus improving system performance.

This question belongs to: Computer Memory and Storage Devices
Question #3
Which memory chip technology allows data blocks to be written and erased simultaneously using low-voltage electrical signals over standard circuit layouts?
A. UV-EPROM
B. Flash Memory
C. Mask ROM
D. Core Magnetic Grid

Correct Answer: Option B


Explanation:
Flash memory is an advanced form of EEPROM that allows multiple memory locations to be erased or written in one collective block operation using electrical currents.

This question belongs to: Computer Memory and Storage Devices