E

EBCDIC
a code system for turning letters, numbers and symbols into digital data. Used on main frames.
edit
make changes in a document
EGA
Extended Graphics Adapter, an old video type with maximum 640 x 350 resolution
email
electronic mail - sending messages over a network or internet connection
end user
person who actually uses hardware or software
executable
a file which runs a program
expansion card
card which plugs into a slot on the motherboard. Also called controller card, adapter card, interface card, expansion board.
expansion board
see expansion card
external device
plugs into the back of a computer