Software

A set of instructions given to the computer to solve a problem is called software. Software is also called program. Different softwares are used to solve different problems. A computer works according to the instructions written in software.

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Types of Software

Software can be divided into the following categories:


Software;

1.System Software

2.Application


1. System Software


System software is set of programs to control and manage the operations of a computer hardware. It controls the usage and allocation of different hardware components. It enables application programs, to execute properly. It controls the basic operations as follows: 


  1. Saving data on disk
  2. Making computer to work for us
  3. Printing a document etc.

Examples of System Software


Some examples of system software are as follows:


  1. Operating System
  2. Utility Programs
  3. Device Drivers

2. Application Software


Application software is used to perform various applications on the computer. It helps a computer user to perform specific tasks. People use application software according to their needs. It is also known as application package.


Categories of Application Software


The main categories of application software are as follows:


a) Customized Software

Customized software is a type of application software that is designed for a particular customer or organization. It is developed to meet the exact requirements of a particular customer or organization. A customized software can be developed by single programmer or a team of programmers. The cost of customized software is more than packaged software.


Example;

A software developed for a particular university is an example of customized software.


 b) Package Software

Package software is a type of application software that is developed for sale to the general public. It is also known as off-the-shelf software. It enables the people to perform daily activities. Package software is normally developed by expert programmers.


Examples;


1.) Word processor such as MS Word.


2.) Spreadsheet such as MS Excel and Lotus 123 etc./ 


3.) Database software such as MS Access and Oracle etc.


4.) Graphics software such as CorelDraw and Adobe Photoshop etc.


 TABLE FOR SYSTEM SOFTWARE AND APPLICATION SOFTWARE 

Q. Differentiate between system software and application software.


 The difference between system software and application software is as follows: 


System Software


1. It is general-purpose software.

2. It is used to manage computer resources.

3. It executes all the time in computer.

4. The number of system software is less than application software.

5. Application software is essential for a computer to work.


Application Software


1. It is specific purpose software.

2. It is used to solve particular problems. 

3. It executes as and when required.

4. The number of application software is much more than sy

stem software.

5. Application software is not essential for a computer to work.