EBCDIC (Extended Binary Code Decimal Interchange Code) A binary code which allows the computer to interpret letters, numbers and symbols.
E-commerce The buying and selling of goods and services on the Internet.
EDI (electronic data exchange) A way of transferring business documents such as invoice between computers.
Email messages distributed by electronic means from one computer user to one or more recipients via a network.
Embedded controller A resident program within the processing unit of a control system.
EPROM (erasable-and programmable ROM) Memory chip which can be erased by exposure to ultraviolet (UV) light and reprogrammed.
EEPROM (electrically-erasable-and programmable ROM) Hybrid memory chip with the capacity to be electrically erased and reprogrammed.
EFTPOS (electronic funds transfer at point of sale) A system used in shops to read the magnetic strip on a customer’s credit, debit or store card.
E-mail Messages transmitted between computers via communication channels.
Electronic eavesdropping, the act of electronically intercepting conversations without the knowledge or consent of at least one of the participants. Historically, the most common form of electronic eavesdropping has been wiretapping, which monitors telephonic and telegraphic communication.
Electronic Whiteboard is a large interactive display that connects to a computer. A projector projects the computer's desktop onto the board's surface where users control the computer using a pen, finger, stylus, or other device.
Encryption A security measure used to encode data before transmission so which read the barcodes on goods passed over them. The system produces the customer’s bill and reorders stock automatically.
Expert systemsA software package that acts as a consultant or expert to the user. It is “expert'’ in a specialized application or area and provides assistance to the user in solving problems in that area.