Distance Learning
Definition: The use of technology in educational courses to let students view and participate in lectures from various locations, or on an individual basis (using CD-ROMs, for instance). Various forms of computer-based communication (email, newsgroups, videoconferencing, electronic forums) may be used ...
Domain Name Service
Definition: In a Web address (URL), the domain name is the portion just after "http://". For example, in "http://www.ucdavis.edu/main/index.html", the domain name is "www.ucdavis.edu". But having these addresses as text is just a convenience. Computers see everything as numbers, including address ...
DOS
Definition: Disk Operating System. An old operating system for PCs. Need another definition?
Download
Definition: To transfer data or programs from a server or host computer to one's own computer or digital device. What This Means: When data are in one place and need to be moved to another, a download occurs. Upload means the same ...
DPI
Definition: Dots per inch. A resolution measure for printers and computer monitors Need another definition?
DSL
Definition: Digital subscriber line. A network that runs over traditional phone lines but provides much faster service than dial-up or its predecessor, ISDN Need another definition?
Due Date
Definition: Due Date is the date when the collection is due to be completed. What This Means: A term that is functional for users of ESP's metadata dictionary tool, called DataSpecs. DataSpecs is used when developing an education agency's data dictionary. Need another ...
DV Tape
Definition: Digital video tape. Tape used to store digital video; instead of actually storing images and sound, it stores the movie as a file, like on a computer. Need another definition?
DVD
Definition: Digital video disc. A special type of disc with greater data storage capacity and access rate. Commonly used for movies and other video data, but can hold any kind of data. Need another definition?
DVD-R
Definition: Digital video read. A DVD that can be written on once but read repeatedly. Compatible with all DVD systems. Need another definition?
