software a program that runs on computer contains series of instructions

SOFTWARE

A PROGRAM THAT RUNS ON COMPUTERCONTAINS SERIES OF INSTRUCTIONS

TYPES OF SOFTWARE

SYSTEM SOFTWAREPLATFORM FOR RUNNING OTHER SOFTWARE

APPLICATION SOFTWARETO RUN VARIOUS TASKS

CATEGORIES?CATEGORIES?

APPLICATION SOFTWARE

Word ProcessingWord Processing

Enables to manipulate text

Can move blocks of text around

Check your spelling and grammar

Example:Microsoft word


Desktop Publishing

Like Word processing

Managing columns as in newspaper

DTP software is available

Ex: Microsoft publisher


Spreadsheet

Table of numbers arranged in rows and columns

With related charts and graphs

Manipulation on tables

Can automatically redo the calculationEx: Microsoft Excel


Database

To manage records

To manipulate records

Ex: Microsoft accessEx: Microsoft access


Graphics

To manipulate pictures and drawings

To produce original art on the computer

Can also open existing pictures and photographs

You can add ,distort or erase parts of the picture and resize it.

Ex: Microsoft Paint and adobe photoshopMicrosoft Paint and adobe photoshop


Multimedia Presentation

To prepare a talk to an audience

Is projected onto a very large screen during the talk

Consists of series of slides

Can include effects, pictures,graphics, etc

Ex: Microsoft Powerpoint


Web browser software

URL

Search engine

Enter keywords

EX:?


Website writer

To create website

Create web pages

To manage websites

Ex: Adobe dreamweaver, Microsoft expression web


E-mail Software:

Running on client computers

Send and receive e-mails

Ex:Microsoft Outlook


Educational software packages

Teach how to type

Could look at the keys you press

To measure your speed and accuracy

Could set up personalised typing lessons to improve your typing.

OTHER APPLICATION SOFTWARES

Integrated software

Many software bundled into one package

Data is bundled to transfer informations between different parts of the package

Ex: MS Office


Specialist Application Software

Provides tools for specific task

Limited word processing and drawing facilities

Ex: DVD label Creator


General-purpose software

In contrast to specialized software

Can be use for various tasks

Also called as OFF-THE-SHELFOFF-THE-SHELF software

BESPOKE SOFTWARE

Uniquely created only to meet the needs of a particular business or individual

Also called as Custom-written softwareCustom-written software Expensive

BESPOKE SOFTWARE

Advantages:

You get what you want

Tailored just for your needs

You have closer control over the revisions

A company that owns the original source code for the program can change it as needed.

May run faster, because the code is optimized to serve only that purpose.

BESPOKE SOFTWARE

Disadvantages:

Takes time to develop Cost of development will be higher Is essentially new Needed skilled workers to operate Not all are familiar with the s/w Need time to spend training the staff Need long training time

OFF THE SHELF SOFTWARE

‘Off-the-shelf’ is the sort of software that you use at home and school.

Examples include word processors, spreadsheets, databases, desktop publishing packages, graphics packages etc.software

software a program that runs on computer contains series of instructions

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