Epson U11, U12 EGA, Extension, Expanded memory, Extended memory, Drive designator, The letter name of a disk drive, followed by a colon-forexample, C :

Drive designatorThe letter name of a disk drive, followed by a colon-for example, C : .EGA

Enhanced Graphics Adapter. A type of display adapter card that allows you to display high-resolution graphics on an EGA monitor. It can display up to 43 lines of text with 80 characters on each line, or it can display monochrome or X-color graphics at resolutions up to 640 x 350.

Expanded memory

Memory that specially-written MS-DOS programs can use when an expanded memory manager program maps that memory into an accessible area. See also LIM EMS 4.0.

Extended memory

Memory above 1MB that is accessed by the 386 or 486 microprocessors when they are operating in protected or virtual mode. This memory is available to OS/2 programs, but is available to MS-DOS only if an extended memory manager program is installed. See also Expanded memory and OS/2

Extension

A suffix of up to three characters which you can add to a filename to identify its contents or purpose. Some programs automatically create an extension for a filename when you create a file using the program.

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