Additional hardware can also be called peripheral s. Software is also called programs. These are the instructions to the computer that tell the computer to perform certain activities. Synonyms are applications, programs, and application program. A bit is either a 0 or a 1.
Bits are the basic language of the computer.
A byte is 8 bits. Think of it as a character or symbol. It is approximately 1000 bytes. It is approximately 1 million bytes. It is approximately 1 billion bytes.