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Question

The basic unit of memory used by a computer to store binary data is called a:

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RRB NTPC 2025 Under Graduate CBT 1 Question Paper PDF (20-Jun-2026) (Shift 3)
The correct answer is

Bit

Computers store and process data in binary form, using only two possible values: 0 and 1.

The smallest and most basic unit of data a computer can store or process is a single binary digit, called a bit.

A byte (8 bits), a nibble (4 bits), and a word (multiple bytes grouped together) are all larger units built up from combinations of bits, not the most basic unit itself.

Hence, the basic unit of memory used to store binary data is the bit.

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