Page 31 - CA_165_V2.0_C9_Flipbook
P. 31
SOFTWARE
Computer can neither think nor work on its own. It has to be provided with a set of pre-defined instructions
which are written in a computer language which it can follow. Such sets of instructions are known as
Programs. A set of organised programs meant for specific purpose is known as Software. Software is an
intangible part of a computer which provides intelligence to the computer.
Software can be broadly classified as:
l Application Software
l System Software
Software
Application System Utility
Software Software Software
General Purpose
Application Package
Operating Language
Specific Purpose System Processor
Package
Customised
Package
Winzip
Anti-Virus
Compiler Interpreter Assembler Disc Manager
Application Software
Application Software refers to programs which are designed to accomplish particular type of tasks to
meet a user’s specific needs. Application software can be classified into two categories:
l General Purpose Application Package l Specific Purpose Application Package
l Customised Package
General Purpose Application Package
General Purpose Application packages are typically designed to accomplish various types of tasks which
meet the needs of general user. Some examples of general purpose application packages are:
Word Processing Package
A word processing package enables the user to type and manipulate text to create documents. It also
enables to create, edit, print and save documents. For example: MS-Word, Word Star, OpenOffice Writer,
etc.
Spreadsheet Package
Spreadsheet package helps in representing data in form of tables and enables users to perform
calculations and analysis by making graphs, tables, charts, etc. For example: MS-Excel, Google Sheets,
OpenOffice Calc, etc.
Basics of Information Technology 29

