COMPUTER SOFTWARE FORM 1

Learning Area Introduction to computer software Operating System (OS) Application Software Word Processing Software Presentation Software

1.0 Introduction to computer software 1.1 Definition Software is a program which consists of a set of instructions that tells the computer how to perform a specific operation.

1.2 Usage of software performing computation communication with other software human interaction

1.3 Types of Software Operating System e.g-Microsoft Windows, MS-DOS and Mac OS. Utility Program e.g-file compression (zip program) and antivirus programs Application Software e.g-Microsoft Word, Microsoft Excel, Outlook Express and Internet Explorer.

2.0 Operating System 2.1 Definition An operating system is a set of programs that coordinates all the activities among the computer hardware devices. In most cases, the operating system is installed and resides on the computer’s hard disk.

However, on handheld computers and many mobile devices such as PDAs and smart phones, the operating system may reside on a ROM chip. The operating system that a computer uses sometimes is called the platform.

Difference Microsoft Windows XP -Graphical User Interface (GUI). Disk Operating System(DOS) -used a command line interface

Starting the computer

Shutting down the computer

2.2 OS Interface Environment ‘user-friendly’ interact with menus and visual images such as buttons and icons.

2.3 File Management Create Folder Right click – press New – choose folder or

Rename folder Right click on the folder– press Rename – write the file name

Move Files

3.0 Application Software  Programs designed to make users more productive What is application software?

Application Software How is software distributed?  Packaged software, mass-produced  Custom software, performs functions specific to a business or industry  Open source software, provided for use, modification, and redistribution  Shareware, distributed free for trial period  Freeware, copyrighted software provided at no cost  Public-domain software, freeware with no copyright restrictions

Application Software What is system software?  Programs that control the operations of the computer  Serves as the interface between the user, the application software, and the computer’s hardware

Application Software How do you start an application? Start buttonAll Programs Application  From the desktop, click the Start button, point to All Programs, and click the name of the application  The program’s instructions load into memory

Application Software What is a window? Menu Bar  A rectangular area of the screen that displays a program, data, and/or information

Application Software What is a dialog box?  A special window that provides information, presents available options, or requests a response

TYPES OF APPLICATION SOFTWARE DEFINITION OF APPLICATION SOFTWARE Application software is a computer program or a suite of computer programs that performs a particular function for the user. Application software includes all programs that perform specific tasks such as word processing, spreadsheet, database, presentation, and Web browsing A software application that enables a user to display and interact with text, images, and other information typically located on a web page at a website on the World Wide Web.

TYPES OF APPLICATION SOFTWARE COMMON TYPES OF APPLICATION SOFTWARE Word Processing Word Processing an office application that enables user to create, edit, format and print textual document. Spreadsheet A program that processes information in the form of tables. Tables cells can hold values or mathematical formula. Presentation An application software that allows a user to create visual aid for presentation to communicate ideas, messages and other information to a group.

4.0 WORD PROCESSING A word processing program is an office application that enables users to create, edit, format and print textual documents. It also offers commands that enables users to format a document so that they can create an attractive appearance.

USAGES OF WORD PROCESSING SOFTWARE A word processing software (word processor) allows users to create and manipulate documents containing mostly text and sometimes graphics. It provides the ability to create, check spelling, edit and format a document on the screen before printing it to paper. A word processing software can be used to produce documents such as letters, memos, reports, fax cover sheets, mailing labels, newsletters, and web pages. Examples of word processing software are Microsoft Word, StarOffice Writer, TextMaker and Corel WordPerfect. Some features of word processing include the capability of: creating and editing document defining the size of paper on which to print and specifying the margin changing the shape and size of characters organising texts in newsletter-style columns incorporating many types of graphical images typing words in a paragraph continually without processing the ENTER key at the end of each line reviewing the spelling of a document (spelling checker) inserting header and footer in a document drawing tables of any size or shape

Starting word processing software BASED ON WORD PROCESSING MODULE

5.0 Presentation Software 5.1 Concept of Multimedia “Multimedia” comes from the word “multi” and “media”.“Multi” means various. “Media” refers to any hardware or software used for communicating.

Steps in Multimedia Development

Usage of presentation software usage of text, audio, graphic, video and animation are all involved in describing media. So, multimedia is the presentation of information by using a combination of text, audio, graphic, video and animation.

Starting Presentation Software Click Start, All Programs and Microsoft Office. Choose Microsoft Office PowerPoint

Toolbars Standard bar Formating bar Drawing bar

Slide Layout Slide Design Task Pane bar

Creating Presentation Create a blank slide presentation Click ‘Format’ on the Menu bar, then select ‘Slide layout’ as shown below

Editing Presentation Insert WordArt On the drawing toolbar, click WordArt Select any ‘WordArt’ style. The WordArt Gallery dialog box appears. When Edit WordArt Text dialog box appears, type the word Myself and click OK as shown below. Insert Picture Click Insert on the Menu bar, then select Picture from Clipart or Files where your pictures are saved