APPLICATION PACKAGES

Word Processor:  This is a package that is design mainly for producing letter, mailing lists, labels, greeting cards, business cards, reports, manuals and newsletter. Word processor is used to create, edit, save and print reports. It affords the opportunity to make amendments before printing is done. During editing, characters, words, sentences or a number of lines can be removed or inserted as the case may be. You can also spell check. One document can be printed as many times as possible. Example of word processor is Microsoft Word and Word perfect.

Spreadsheet: Spreadsheet is made of columns and rows. The columns and rows form rectangular shapes into which numerical figures and alphabet are entered. Each of the rectangular shape is called a cell. The size of the cells can be adjusted to suit what you intend to enter. Reports can also be made on the spreadsheet. For instance, it can be used to present the scores of students in each subject at the end of the term. Other features of spreadsheet are the ability to use formula(e) to calculate, use sum and average functions, ability to perform arithmetic calculation and has the capability to display report in graphical forms. Examples of spreadsheet are Excel and Lotus.

Database: This is design mainly for the collection of related information. Here phone numbers, addresses are examples. A lot of data can be stored here in structured form. The files here are made of information for each person while records contain fields. A section of records is referred to as a field. Examples are names, address and age. Data base enables user to organize data in an orderly form, and provides tools for desired operations for easy retrieval. Data can be classified and organized in orderly form, able to manipulate information in the system, can edit sort and search for data. It affords the opportunity to print according to the desired setting.

Desktop Publishing: It is special graphical computer application package that is design for graphical representations. Among reports produced by it are greeting cards, complementary cards, postal, letter headed papers. Diagrams etc. it is used in publishing companies.