COMPUTER SOFTWARE

# A PROGRAM a set of instructions fed into a computer according to which the computer processes the raw data into an organised information.

# A SOFTWARE is a collection of computer programs.

A software is an interface between the user and the computer.


SOFTWARE TYPES

• System Software
• Application Software

SYSTEM SOFTWARE

• Required for functioning and interaction of individual hardware components of computer.
• Acts as an interface between user and the computer.
• Application software require system software for working.
• Some are called as SYSTEM MANAGEMENT PROGRAMS which include OPERATING SYSTEM and DEVICE DRIVERS.
• Some are called DEVELOPING SOFTWARE which include PROGRAMMING LANGUAGES, TRANSLATORS, LOADER and LINKER.

OPERATING SYSTEM consists of programs which controls and coordinates various activities of individual components of computer.

DEVICE DRIVER assists the operating system in making a particular device attached to a computer as functional.

APPLICATION SOFTWARE

• Designed to perform various tasks on the computer.
• MS Word, Presentation, Spreadsheets, DBMS, Desktop publishing software are examples.
• For specific purposes, software are made like Reservation System, Accounting software, Attendance System, Billing System.