Computer question from JKP Constable exam, 2024 by JKSSB
Which of the following is the smallest unit of data in a computer?
Last updated May 13, 2026
Correct Answer:
Option A —
Bit
In computing and digital communications, data is stored and processed using a binary system (0s and 1s). A Bit (short for binary digit) is the most basic, fundamental unit of this information.
Comparison of Data Units
To understand how these units relate to each other, here is a breakdown from smallest to largest:
Bit (Binary Digit): The smallest unit. It represents a single logical state: either 0 or 1.
Nibble: A group of 4 bits. It is exactly half of a byte.
Byte: A group of 8 bits. This is the standard unit used to represent a single character (like a letter or a number).
KB (Kilobyte): In traditional binary calculation, this is 1,024 bytes.
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