Sunday, February 1, 2009

Computer Software




The software is the information that the computer uses to get the job done. Software needs to be accessed before it can be used. There are many terms used for process of accessing software including running, executing, starting up, opening, and others.

Computer programs allow users to complete tasks. A program can also be referred to as an application and the two words are used interchangeably.

Examples of software programs or applications would be the
Operating System

Wordprocessor (typing letters),
Spreadsheet (financial info),
Database (inventory control and address book),
Graphics program, Internet Browser, Email
and many others.

As well any document that you create, graphic you design, sound you compose, file you make, letter you write, email you send or anything that you create on your computer is referred to as software. All software is stored in files.

Software is stored on a disk or tape whether that disk is a floppy, hard disk, CD, tape or one of the dozens of other storage devices available.

There are millions of different pieces of software available for almost every conceivable need. Software is available commercially through stores and mail order and also available on the Internet. Software is also available through an Open Source license which allows anyone to use the Open Source software free of charge as long as the license is maintained. If you can't find the application that you need software development companies can custom design software for you.

The largest software companies offer packages of software or suites that include many of the programs that the average person or business needs. Software packages or suites contain programs that work together and share information, making it easier to combine that information in versatile ways. For example when writing a letter you can get the mailing address from an address book, include a letterhead from a graphics program and included a financial chart from a spreadsheet and combine this collection of information in the body of the letter.

The three basic types of software are; commercial, shareware and open source software. Some software is also released into the public domain without a license.

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