A half byte is called a

A half byte is called a Nibble. Key Points A bit is the smallest unit of storage. A bit stores just a 0 or 1. Computers are designed to store data and execute instructions in bit multiples called bytes. One nibble is equal to 4 bits. Computer storage and memory are often measured in megabytes (MB) and gigabytes (GB). 1 kilobyte (KB) = 1024 bytes 1 megabyte (MB) = 1024 kilobytes 1 gigabyte (GB) = 1024 megabytes 1 terabyte (TB) = 1024 gigabytes 1 petabyte (PB) = 1024 terabytes