A collection of 8 bit is called –

Byte
Record
Word
Nibble

The correct answer is A. Byte.

A byte is a group of eight bits that is used to represent a single character or number in a computer. It is the smallest addressable unit of memory in a computer.

A nibble is a group of four bits. It is half the size of a byte.

A word is a group of bits that is used to represent a number or value in a computer. The size of a word varies from computer to computer.

A record is a group of bytes that is used to represent a single piece of data in a computer. Records are typically used in databases.