A function of a router that prevents a route from being updated for a specified length of time, in seconds. A hold down timer is often used to ensure sufficient time for all routers to be updated when a route fails.
- hold-up time
The amount of time, measured in in milliseconds that a power supply unit (PSU) can maintain output within the specified voltage range after a loss of input power. The hold-up time is thje amount of time that the system can continue to run without resetting or rebooting during a power interruption. Some power supplies may […]
In security terminology, a hole refers to a software or operating system vulnerability that could be exploited to compromise the overall security of the computer system or network on which the hole resides.
- holographic data storage
Holographic storage is a mass storage technology that uses three-dimensional holographic images to enable more information to be stored in a much smaller space. The technology uses holograms which are created when a light from a single laser beam is split into two beams; the signal beam (which carries the data) and the reference beam. […]
- home computer
A personal computer specially configured for use in a home rather than an office. Typically, home computers have only medium -power microprocessors, but are equipped with a full complement of multimedia devices. In addition, manufacturers often bundle recreational and educational software with home computers.
- home page
The main page of a Web site. Typically, the home page serves as an index or table of contents to other documents stored at the site.