Uses Of Application Software

Word Processing
Function
Word processing is an application software that allows users to create and manipulate documents containing mostly text and sometimes graphics.Word processing software can be used to produce documents such as letters, memos, reports, fax, cover, sheets, mailing labels,news letters ,and web pages.

Spreadsheet 
Function
Spreadsheet is an application software that allows users to organise and manipulate data in rows and columns. Spreadsheet contains cells on which you can insert formulae, labels and perform automatic recalculations.It produces worksheets that require repetitive calculations- budgeting, maintaning a grade book, balancing accounts, tracking investment, calculating loan payments, estimating project costs and preparing financial statements.

Presentation 
Function
Presentation is an application software that allows users to create visual aids for presentations to communicate ideas,messages and other information to an audience.

Graphic Editor
Function
Graphic Editor is an application software that allows user to work with drawings,photos and pictures. It provides the users the ability of creating,manipulating,and printing graphics.

Types Of Application Software

                                                 

1. Word processing

Proprietary

-Microsoft Word

-Corel Word Perfect

-EasyWord

Open Source

-KWord

-OpenOffice Write

-AbiWord

 2.Spreadsheet

Proprietary

-Microsoft Excel

-Corel Quattro Pro

-EasySpreadsheet

Open Source

-Kspread

-OpenOffice Calc

-GNumeric

3. Presantation

Proprietary

-Microsoft PowerPoint

-Corel  Presantations

-EasyPresantation

Open Source

-Kpresenter

-OpenOffice Impress

-Agnubis

4. Graphic Editor

Proprietary

-Adobe Photoshop

-Adobe Illustrator

-Corel Draw

-Jasc Paint Shop Pro

-Ulead Photoimpact

Open Source

-GIMP

-Inkscape

-PhotoScape

-Paint.Net

-CinePaint

The Different Interfaces Of OS

Command Line Interface

 (DOS)

-User have to memorise all the syntax to issue command 

-Difficult to use

-Not user friendly

-Take a long time to learn 

Graphical User Interface

(Windows/Linux)

-User have not to memorise all the syntax to issue command 

-Easy to use

-User friendly

-Take a short time to learn