Common binary number lengths
Each 1 or 0 in a binary number is called a bit. From there, a group of 4 bits is called a nibble, and 8-bits makes a byte.
What is smaller than a byte?
While a byte can hold a letter or symbol, a bit is the smallest unit of storage, storing just one binary digit. The standard number of bits in a byte is eight, but that number can vary from system to system, depending on the hardware. ... A nibble or quadbit refers to four bits, or half of a standard byte/octet.
Which is smaller nibble or byte?
Half a byte (four bits) is called a nibble.