Electronic Media: Electronic storage media including memory devices in computers (hard drives) and any removable/transportable digital memory medium, such as magnetic tape or disk, optical disk, or digital memory card; or transmission media used to exchange information already in electronic storage media. Transmission media include the Internet (wide open), extranet (using Internet technology to link a business with information accessible only to collaborating parties), leased lines, dial-up lines, private networks, and the physical movement of removable/transportable electronic storage media. Written communications sent via facsimile (not from one computer to another) and verbal information exchanges are not considered electronic media.
Data Storage: Computer storage is the holding of data in an electromagnetic form for access by a computer processor. Primary storage are data in random access memory (RAM) and other “built-in” devices. Secondary storage are data on hard disk, tapes, and other external devices.