A formal language. See automaton, finite-state automaton.
The following result, which is an immediate consequence of the Remainder Theorem:TheoremLet f(x) be a polynomial. Then x−h is a factor of f(x) if and only if f(h)=0.The theorem is valuable for ...
The number of occurrences of an event. For example, if a die is rolled 20 times and 4 sixes are observed the absolute frequency of sixes is 4 and the relative frequency is 4/20.
The collection of illegal files often found in a depository directory. A typical warez file will contain pirated software.
A young user of the Internet. The term is usually used to describe someone who is a frequent user.
Some electronic document that is emailed to subscribers. For example, a newsletter from a retailer announcing its latest offers.
Jargon for pornographic material found on the Internet. It usually refers to pictures and animations. See also pubic directory.
Someone who carries out illegal file sharing, for example someone who copies CDs and makes them available to friends.
The principal means of defining data types in Cobol. The syntax of an elementary data item is defined by means of a character string. Simple examples are “A(20)” defining a string of 20 alphabetic ...
A language for addressing parts of an XML document, selecting nodes (elements, attributes, character data, etc.) by their name, their value, and/or their location relative to specified other nodes in ...
Informal To make a connection to a network, or to a specific device or service on a network.
The rate of change in velocity or the change in velocity occurring over a given time interval: acceleration = change of velocity/time. It is usually expressed as metres per second squared (ms−2). ...
A series of letters and digits which uniquely identifies an account on a computer or on a network.
A term occasionally used to describe a Web site which sells a product such as books or CDs.
A computer-graphics output primitive defined by a rectangular grid of equal-size rectangular cells each having a single color.
A metric which determines the maximum time a visitor to a Web page will be shown an advert.
A Web server which is protected by a number of security devices, usually via a screened host firewall.
A bot which carries out a searching function, such as looking for reviews of a particular software product.
A device, possibly a special-purpose piece of hardware or a computer, which collects information about network traffic.
A password that is easy to crack, for example a password which contains a small number of letters.