computer software form 1. learning area introduction to computer software operating system (os)...

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 button All 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 SOFTWAREApplication 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, e-mail and Web browsingA 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 ProcessingWord Processing an office application that enables user to create, edit, format and print textual document.

SpreadsheetA program that processes information in the form of tables. Tables cells can hold values or mathematical formula.

PresentationAn 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 documentdefining the size of paper on which to print and specifying the marginchanging the shape and size of charactersorganising texts in newsletter-style columnsincorporating many types of graphical imagestyping 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 documentdrawing 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 2003. .

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