Batch file

A type of file that allows you to execute a series of MS-DOS commands by typing one command. Batch files are text files with the filename extension, .BAT. In a batch file, each command is entered on a separate line. When you type the filename, MS-DOS executes each command in the file in sequence. See also AUTOEXEC.BAT file.

Baud rate

A measure of data transmission speed. Equivalent to bits per second.

BIOS

Basic Input/Output System. Routines in ROM that handle the basic input/output functions of the operating system.

Chip

A hardware component of your system (formally known as an integrated circuit). Examples of chips include memory chips and the CPU.

Clock speed

See CPU speed.

CMOS

Complementary Metal-Oxide Semiconductor. A type of low power, integrated circuit (chip).

2G l o s s a r y