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Glossary of Internet Terms and Phrases
High-Level Language (HLL)
programming language which provides some level of abstraction above
assembly language. These normally use statements consisting of English-like
keywords such as "FOR", "PRINT" or "GOTO", where each statement corresponds
to several machine language instructions. It is much easier to program in a
high-level language than in assembly language though the efficiency of
execution depends on how good the compiler or interpreter is at optimising
- The number of times a program or item of
data has been accessed or matches some condition. For example, when you
download a page from the Web, the page itself and all graphic elements
that it contains each count as one hit to that
Web site. If a search yields 100 items that match the searching
criteria, those 100 items could be called 100 hits.
- The opening or main page of a
website, intended chiefly to greet visitors and provide information
about the site or its owner.
- A computer containing
programs that another computer can access by means of a
- A connection between two files that automatically updates one whenever
the other is updated.
HTML (Hypertext Markup Language)
- HTML is the lingua franca for publishing hypertext on the
World Wide Web. It is a non-proprietary format based upon
SGML, and can be created and processed by a wide range of tools, from
simple plain text editors - you type it in from scratch- to sophisticated
authoring tools. HTML uses tags such as < h1 > and < /h1 > to structure
text into headings, paragraphs, lists,
hypertext links etc.
protocol used to request and transmit files, especially
webpages and webpage components, over the
Internet or other computer
Hyper Text Transfer Protocol (utilizing TCP) to transfer hypertext requests
and information between
web server process running at a
web site which sends out web pages in response to HTTP requests from
If one site runs more than one server they must use different port numbers.
Alternatively, several hostnames may be mapped to the same computer in which
case they are known as "virtual servers".
HTTPd are two popular web servers. There are many others including some
for practically every
platform. Servers differ mostly in the "server-side" features they offer
server-side include, and in their authentication and access control
mechanisms. All decent servers support
and most have some binary API as well.
- Hypertext transfer protocol daemon. An HTTP/1.0-compatible server,
written by Rob McCool of
NCSA, for making
hypertext and other documents available to
World Wide Web
HTTPd is designed to be small and fast and to work with most HTTP/0.9 and
HTTP/1.0 browsers. You can customise your server to execute searches and
handle HTML forms. It also supports
server side include files, allowing you to include the output of
commands or other files in
- A computer-based information retrieval system that enables a user to
gain or provide access to texts, audio and video recordings, photographs,
and computer graphics related to a particular subject.
- A term coined by Ted Nelson around 1965 for a collection of documents
(or "nodes") containing cross-references or "links" which, with the aid of
browser program, allow the reader to move easily from one document to
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