TERM 2 CLASS:SS1 WEEK/PERIOD FOUR LESSON TOPIC/TITLE Application Software

CONTENT Application software are suites of programs with associated documentation, used for a particular type of problem or variety of similar problems. Mostly, applications programs are produced by an organization for internal use to perform specific tasks. CLASSES OF APPLICATION SOFTWARE Application software can be divided into two types: User Application Programs (Program written by the users) or customized software. Application Packages Are subdivided into: a) Special or Specific Purpose. These consist of programs designed to do just one specific task. E.g Payroll. b) General Purpose: These provide facilities which might be useful in a wide variety of business situations and used in different segments of business. E.g Database program and word processing program. Application Packages: Word processing Packages: Ms-word, Spread Sheet Packages. Ms Word is used to create, edit, save and print memos, letters, documents, term, papers, newsletter etc. It gives room for correction before printing is done unlike a type writer. Spreadsheets: Ms-Excel they are general-purpose tools which can be used for tasks which arise in a different application. Graphics Package: e.g Corel Draw Corel Draw: Is powerful graphic software for designing presentation publication jobs. The application and efficiency of Corel Draw involves creating graphics, text, designing and picture clip art. Database: The database Management System is complex software which constructs expands and maintains database. It also provides for an interface between the user and the data in the database. The database Management System (DBMS) maintains data in the Base by 1. Adding new records 2. Deleting old or dead records 3. Updating record An example of DBMS is Microsoft access: as the name implies, a DBMS aids you to manage and manipulate your data that is stored in a computer database.