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Archive for December, 2007
What is a Database?
A database is a computer application used primarily by businesses to keep track of all types of data. In fact, any computerized business uses a database of one kind or another.
What makes a database useful is the fact that each piece of data, called a record, is entered into the system individually, but remains linked […]
What is a Spreadsheet?
A spreadsheet is a computer application used primarily to create, edit, and display financial and mathematical data on a grid of columns and rows. The name pre-dates computer applications, from the days when a large handwritten worksheet had to be spread across multiple sheets of paper.
Each box on a spreadsheet is called a cell. Each […]
What is a Word Processor?
A word processor is a computer application used to create and edit any kind of document. Besides letters and reports, modern word processors are sophisticated enough to produce just about any type of professional quality document, including newsletters, pamphlets, brochures, manuals, and even books.
The first word processors in the 1970s were actually stand-alone office equipment […]