Expanded memory

Memory that specially written MS-DOS application programs can use with an Expanded Memory Specification (EMS) device driver such as EMM386.SYS.

Extended Memory

Memory above 1MB that is accessed by the protected mode of the 80386 microprocessor and is available to some application programs and operating systems.

Extended VGA mode

Special features of the built-in VGA adapter available when you are using certain display drivers and a multi-frequency monitor. These features include 132-column text mode and resolutions up to 800 x 600 in 16 colors. See also Super-extended VGA mode.

Extension

A suffix of up to three characters that you can add to a filename to better identify it.

File

A group of related pieces of information called records, or entries, stored together on a disk. Text files consist of words and sentences. Program files consist of codes and are used by computers to interpret and carry out instructions.

Filename

A name up to eight characters long that MS-DOS uses to identify a file.

Fixed diskSee Hard disk.

8 Glossary