Basic information about computer software
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Software
Software tells the computer what to do and how to do. A computer performs different operations according to the instruction of software. Software is developed in a computer programming language.
Types of Software
Software can be classified into following two main categories or types
1- System Software
2- Application Software
System Software
A program or set of programs that is especially designed to control different operations of computer system is called system software. It controls the working of different components of the computer. The system also enables the other application programs to excute properly
Operating systems, utility programs, and device drivers are the examples of system software. Operating system is the main and most popular type of system software.
Application Software
A program or set of programs that are especially designed to solve the specific problems of users, are called application software. It is also known as software package
There are Different kinds of application software such as comercial software, scientific software, financial packages, Games, multimedia software.
Categories of Application software
The Application software is divided into two main categories
1- Custom-built software
2- Packaged software
Custom-built software
The software that is developed for a particular customer or organization is called custom-built software. It is also known as customized software. For example, software developed to maintain the records of students of a particular collage is an example of custom-built software
Packaged Software
The software that is developed for sale to the general public is called packaged software. Packaged software is used to solve some common problem of many people or users
Some examples of packaged software are ;
1- Word processor such as MS-Word
2- Spreadsheet such as MS-Excel
3- Database software such as MS-Access
4- Graphic software such as Adobe Photoshop and CorelDraw
5- Communication Softwware such as Internet Explorer
Hope it's help u☺
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