|
Term |
Definition |
| H&S(DSE) |
EU law about the health and safety of display screen
equipment. |
| hacking |
Means unauthorised access to a computer, its files and programmes.
'Hackers' hack for their own amusement, challenge or sometimes financial,
ideological or commercial gain. Hacking is a far less common than is generally
imagined. Also someone who fiddles with computers. |
| half duplex |
In data communication, pertaining to transmission in only one
direction at a time. Contrast with duplex. |
| HCI |
Human-Computer Interaction is the study of how people interact with
computers and to what extent computers are or are not developed for successful
interaction with human beings. |
| hit |
As used in reference to the World Wide Web, “hit” means a
single request from a web browser for a single item from a web server; thus in
order for a web browser to display a page that contains 3 graphics, 4
“hits” would occur at the server: 1 for the HTML page, and one for
each of the 3 graphics. |
| Home Page (or Homepage) |
Several meanings. Originally, the web page that your browser is set
to use when it starts up. The more common meaning refers to the main web page
for a business, organization, person or simply the main page out of a
collection of web pages, e.g. “Check out so-and-so’s new Home
Page.” |
| Host |
Any computer on a network that is a repository for services
available to other computers on the network. It is quite common to have one
host machine provide several services, such as WWW and USENET. |
| hot spots |
Is the text or image which is a link and when it is selected will
retrieve or parse the HTML and display the contents. |
| HTML |
(HyperText Markup Language) -- The coding language used to create
Hypertext documents for use on the World Wide Web. HTML looks a lot like
old-fashioned typesetting code, where you surround a block of text with codes
that indicate how it should appear, additionally, in HTML you can specify that
a block of text, or a word, is linked to another file on the Internet. HTML
files are meant to be viewed using a World Wide Web Client Program, such as
Netscape or Mosaic. |
| HTTP |
(HyperText Transfer Protocol) -- The protocol for moving hypertext
files across the Internet. Requires a HTTP client program on one end, and an
HTTP server program on the other end. HTTP is the most important protocol used
in the World Wide Web (WWW). |
| Hypertext |
Generally, any text that contains links to other documents - words
or phrases in the document that can be chosen by a reader and which cause
another document to be retrieved and displayed. |
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