Hayes-compatible
(adj.) Describes any modem that recognizes Hayes modem commands. Hayes Microcomputer Products is one of the leading manufacturers of modems and has developed a language called the AT command set for controlling modems that has become the de facto standard.
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- Help
Online documentation. Many programs come with the instruction manual, or a portion of the manual, integrated into the program. If you encounter a problem or forget a command while running the program, you can summon the documentation by pressing a designated Help key or entering a HELP command. In Windows, the Help key is the […]
- Hi8
A higher-quality version of the 8mm videotape format that offers a sharper picture. Hi8 is the successor to the original Video8 format and is an analog format.
- HiFD
Short for High Floppy Disk, a type of high-density floppy disk developed by Sony that can hold 200 MB of data. Like the competing SuperDisk disk drive from Imation, HiFD disk drives can read and write old 1.44 MB floppy disks in addition to the new high-density disks. HiFD drives support data transfer rates of […]
- High Availability
High Availability, or HA as it is abbreviated, refers to the availability of resources in a computer system, in the wake of component failures in the system. This can be achieved in a variety of ways, spanning the entire spectrum ranging at the one end from solutions that use custom and redundant hardware to ensure […]
- High Dynamic Range
See under High Dynamic Range Imaging (HDRI).