it explains comprehensively the computer software that a student could find easier to understand and learn.

1. Title of presentation
Computer Software

SUBJECT
Information
and
communication technologies

2. 
Definition
of
SOFTWARE

3. 
The set of instructions that operates
various parts of the hardware is called
as software
It is also called as computer program
The hardware needs software for
execution

4. Types

of
software

5. Mainly there are 2 types of a software

 System software
 Application software

6. System software

 Programs that generally perform the background tasks in a
computer
 These programs talk directly to the hardware

7. Types of a system
software

1)
2)
3)
4)
Operating system
Device driver
Utilities
Language translators

8. 1) Operating system

 Control overall operation of a computer
 Interacts directly with a computer
 All softwares interact with the computer through the operating
system
 Control the internal functions of a computer
 Maintain files on the disk drive
 Manages the screen
 Directs the processor to do work
 Examples : windows, Mac OS, LINUX, UNIX, DOS etc

9. 2) Device drivers

 Interact directly with hardware
 Facilitates communication between the computer and its
devices
 Takes instruction from computer and converts them into the
device language form
 Examples : VGA driver etc

10. 3) Utilities

 Perform system management and maintenance
 Performs a particular function related to computer system
managenent
 Examples : antivirus software etc

11. 4) Language translators

 Used to develop or maintain programs
 Translate the user language to machine language
 Examples : compiler, interpreter

12. Application software

 Programs that generally interact with the user to perform work
that is useful to the user
 Generally talk to the hardware through the assistance of a
system software
 Interact directly with the user for the performance of a certain
type of work

13. Types of application
software

1) Scientific softwares
2) Graphics softwares
3) Business softwares
4) Productivity softwares
5) Entertainment softwares
6) Educational softwares
7) Engineering softwares
8) E-commerce softwares
9) Enterprise resource planning softwares
10) Spreadsheats softwares
11) Presentation development softwares
12) Data Base softwares
13) Communication softwares

14. 1) Scientific softwares

 Used in scientific programs
 Examples : MathCAD

15. 2) Graphics softwares






Vector graphics
moving graphics
moving pictures
static pictures
Examples : paint, photo shop, corel draw etc

16. 3) Business softwares

 A major requirement of business
 Examples : payroll, general ledger etc

17. 4) Productivity softwares

 Most popular category in terms of licenses sold
 word processing, address labels, newsletters and magazines
etc are common examples

18. 5) Entertainment
softwares

 music and video players
 Examples : Win Amp, real player, windows media player etc

19. 6) Educational softwares

 Great resource of useful information in intereting form
 Examples : electronic encyclopedis, online learning like virtual
university etc

20. 7) Engineering softwares

 Used to design airplanes etc
 Examples : CAD (computer aided design )

21. 8) E-commerce softwares

 Ability to handle thousands of transaction simultaneously
 Examples : ebay, amazon etc

22. 9) Enterprise resource
planning softwares






Shortly called as ERP
Very large scale
complex and expensive
Used in supermarkets, warehouses
Examples : oracle

23. 10) Spreadsheats softwares

 Electronic replacement for ledgers
 Consists of cells in rows and columns
 examples : Ms Excel etc

24. 11) Presentation
development softwares

 Used to prepare multimedia material for lectures
 Display key points
 examples : Ms power point

25. 12) Data Base softwares

 Used by organizations to maintain their recoird or to do
transactions
 Examples : Ms access, SQL etc

26. 13) Communication
softwares

 Used for communication
 examples : browsers, messengers etc

27. 
THE END