Application software and system software
- 3. DEFINITION SYSTEM SOFTWARE Programs that manage and support the resources and operations of a computer systems as it performs various information processing tasks. APPLICATION SOFTWARE Programs that direct the performance of a particular use, or application, of computers to meet the information processing needs of end users.
- 4. GENERAL PURPOSE APPLICATION SOFTWARE • General purpose application programs are programs that perform common information processing for end users • They significantly increases the productivity of end users • They are also known as productivity packages For example • WORD PROCESSING • ELECTRONIC SPREADSHEET • DATABASE MANAGEMENT • GRAPHICS • INTEGRATED PACKAGES • DESKTOP ACCESSORIES • PRESENTATION SOFTWARE • PROJECT MANAGEMENT • DOCUMENT MANAGEMENT
- 5. APPLICATION SPECIFIC PROGRAMS • Thousands of application software packages are available to support specific application of end users. • Major categories of such application -specific programs are BUSINESS APPLICATION PROGRAMS SCIENTIFIC APPLICATION PROGRAMS
- 6. WORD PROCESSING SOFTWARE • Word processing software, sometimes called a word processor, allows users to create and manipulate documents containing mostly text and sometimes Graphics • Millions of people use word processing software every day to develop documents such as letters, memos, reports, mailing labels, newsletters, and Web pages. EXAMPLES : MS-Word, WordPad, Notepad and some other text editors.
- 7. DATABASE SOFTWARE • A database is a collection of data organized in a manner that allows access, retrieval, and use of that data. In a manual database, you might record data on paper and store it in a filing cabinet. • Database software is application software that allows users to create, access, and manage a database. Using database software, you can add, change, and delete data in a database; sort and retrieve data from the database; and create forms and reports using the data in the database. EXAMPLE : Oracle, MS Access, etc.
- 8. Electronic Spreadsheet • Helps in compilation of tabular data • Displayed in columns and rows • format stored in the secondary storage to avoid re entering permanent information • It contains Data entered directly by the user or computed with Formulae. • Helps the manager in improving decision making process EXAMPLES : Excel, Lotus 1-2-3 and Apple Numbers .
- 9. SEVERAL BUSINESS APPLICATIONS OF ELECTRONIC SPREADSHEET • Business ledgers • Preparation of Sales/Purchase registers • Invoices • Budgets Also used for • Sales forecasting • Sales Analysis
- 10. INTEGRATED PACKAGE DEFINITION • An integrated package is a huge program that contains a word processor, a spreadsheet, a database tool, and other software applications in the same program. • An integrated application package is kind of like a "Swiss army knife" of software.
- 11. ADVANTAGES OF INTEGRATED PACKAGES • Software Packages offer the conventience of purchasing several programs that should work seemlessly together at a price that is much less than purchasing each of the Package programs. • Purchasing individual programs to make up your own package will almost certainly be more expensive than the package of programs unless you are using free programs. You may like each individual program that you purchase but the programs themselves may or may not be compatible with each other.
- 12. DOCUMENT MANAGEMENT SOFTWARE • Document management software provides a means for sharing, distributing, and searching through documents by converting them into a format that can be viewed by any user. • A popular file format that document management software uses to save converted documents is PDF (Portable Document Format), developed by Adobe Systems.
- 13. GRAPHICS AND MULTIMEDIA SOFTWARE • This software includes computer aided design, desktop publishing, paint/image editing, photo editing, video and audio editing, multimedia authoring, and Web page authoring. • Power users such as engineers, architects, desktop publishers, and graphic artists often use sophisticated software that allows them to work with graphics and multimedia. EXAMPLES : Real Player and Media Player.
- 14. PRESENTATION SOFTWARE • Presentation software is application software that allows users to create visual aids for Presentations to communicate ideas, messages, and other information to a group. • The presentations can be viewed as slides, sometimes called a slide show, that are displayed on a large monitor or on a projection screen. EXAMPLE : Microsoft PowerPoint
- 15. PROJECT MANAGEMENT SOFTWARE • Project management software allows a user to plan, schedule, track, and analyze the events, resources, and costs of a project. • Project management software helps users manage project variables, allowing them to complete a project on time and within budget.
- 16. DESKTOP ACCESSORIES • Keyboard • Mouse • Printer • Scanner • UPS • Speaker • Webcam • Microphone • Pen drive • CD • Joystick
- 17. APPLICATION SPECIFIC PROGRAMS • Definition: An application specific package is produced to perform one specific task. • Example a program written to produce invoices and manage stock levels for a garage. web browsers, calculators, media players, calendar programs
- 18. TYPES OF APPLICATION SPECIFIC PROGRAMS • Accounting general ledger , etc. • Marketing-sales analysis ,etc. • Manufacturing – production control ,etc. • Finance –capital budgeting , etc. • Engineering-computer aided design, etc. • Education – computer aided instruction ,etc. • Entertainment-music, video games, etc.