A system of symbols for representing data or instructions. Also any software program or part of a program.
CommandAn instruction you enter on the keyboard to direct the computer to perform a specific function.
ConfigurationThe particular setup of a group of components. For example, a CPU with two floppy disk drives, connected to a monochrome monitor and a printer is a typical system configuration.
Control codeA command (generated when you hold down Ctrl and press another key on the keyboard) that instructs the computer to perform a specific function.
CPUCentral Processing Unit. The piece of hardware which interprets instructions, performs the tasks you indicate, keeps track of stored data, and controls all input and output operations.
CursorThe highlighted marker which shows your position on the screen and moves as you enter and delete data.
Data
Information stored or processed by a computer.
Data disketteA formatted diskette used to store files.
DIP switchesSmall switches on a piece of hardware such as a CPU, a printer, or an option card. DIP switch settings control various functions and provide a system with information about itself. DIP stands for Dual InLine Package.
DirectoryA list of the files stored on a disk or a part of a disk.
Disk
The collective term for both hard disks and floppy disks (diskettes).