Search Engines are programs that search documents for specified keywords and returns a list of the documents where the keywords were found. A search engine is ...

A routine or subroutine also referred to as a function, procedure, and subprogram is a portion of code that may be called and executed anywhere in a program. ...

OSI (Open Systems Interconnection) is reference model for how applications can communicate over a network. A reference model is a conceptual framework for ...

Wiki is a piece of server software that allows users to freely create and edit Web page content using any Web browser. Wiki supports hyperlinks and has a ...

A LAN (local area network) is a group of computers and network devices connected together, usually within the same building. By definition, the connections ...

The five major areas of application computer systems are: Education: Getting the right kind of information is a major challenge as is getting ...

Data communication refers to the exchange of data between a source and a receiver. Data communication is said to be local if communicating devices are in the ...

Electronic mail, most commonly referred to as email or e-mail since 1993, is a method of exchanging digital messages from an author to one or more recipients. ...

Cache memory is a very high speed semiconductor memory, which can speed up CPU. It acts as a buffer between the CPU and main memory. It is used to hold those ...

Banking: Today, Banking is almost totally dependent on computer.Banks provide following facilities: Banks on-line accounting facility, which includes ...

Mainframe computers were originally housed in large cases or frames, giving them the mainframe name, according to IBM. Mainframes were housed in large ...

Difference between impact printer and non-impact printer regarding to their features: Descriptions Impact printer: Produces text and images when tiny wire ...