Terms that are on use on this site.

There are 493 entries in this glossary.
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H

Term Definition
Hand shaking

contact among or between CPUs for identification.

Handshake

An interface procedure that is based on status/data signals that assure orderly data transfer as opposed to asynchronous exchange.

Hardware

the physical, manufactured components of a computer system, such as the circuit boards, CRT, keyboard, and chassis.

Harmonic distortion

Continuous distortion of the normal sine wave, occurring at frequencies between 60 Hz and 3 kHz.

Heuristic

Describes an approach based on common sense rules and trial and error, rather than on comprehensive theory.

High-level language

A problem-oriented programming language in which each instruction may be equivalent to several machine-code instructions.

HMI

Human-machine interface

Host

1) A central controlling computer in a network system.
2) Any device on a network system that provides a controlling function to another device on the network.
3) Any intelligent device for which another device is providing a communication interface to a network.

Host computer

the primary computer in a multi-processor network that issues commands, accesses the most important data, and is the most versatile processing element in the system.

Hot swap

exchange of components during operation.

HTML

Hyper text markup language

Hypertext

An interactive on-line documentation technique that allows users to select ?? typically via a mouse click ?? certain words or phrases to immediately link to information related to the selected item.

Hysteresis

1) The effect of residual magnetism whereby the magnetization of a ferrous substance lags the magnetizing force because of molecular friction. 2) The property of magnetic material that causes the magnetic induction for a given magnetizing force to depend upon the previous conditions of magnetization. 3) A form of nonlinearity in which the response of a circuit to a particular set of input conditions depends not only on the instantaneous values of those conditions, but also on the immediate past of the input and output signals.

Glossary 2.64 is technology by Guru PHP

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