Bit: An Acronym for Binary digits, one of the two digits (0 and 1) used in binary notation.
Bug: Any mistake or malfunction of a computer program or system
Car code: A standardized pattern of vertical marks that represents the Universal Product Code (UPC) which identifies a product.
Bar code reader: A stationary photoelectric scanner that inputs bar codes by means of reflected light.
BASIC: (Beginner’s All-purpose Symbolic instruction Code) A high-level programming language that is easy to learn and use. Originally for beginners, it is now also used in business and by personal computer users.
Binary System: A system in which data is represented by combination of 0s and 1s, which corresponds to the two states off and on.
Booting: Loading the operating system into memory.
Bus or bus line: An electronic pathway for data travel among the parts of a computer also called a data bus.
Bus network: A network that has a single line to which each device is attached.
Byte: A set of bits (usually 8) used to represent one data character — a letter, digit, or special character.