Software is a set of programs, which is designed to perform a well-defined function. A program is a sequence of instructions written to solve a particular problem.
There are two types of software −
The system software is a collection of programs designed to operate, control, and extend the processing capabilities of the computer itself. System software is generally prepared by the computer manufacturers. These software products comprise of programs written in low-level languages, which interact with the hardware at a very basic level. System software serves as the interface between the hardware and the end users.
Some examples of system software are Operating System, Compilers, Interpreter, Assemblers, etc.
Here is a list of some of the most prominent features of a system software −
Application software products are designed to satisfy a particular need of a particular environment. All software applications prepared in the computer lab can come under the category of Application software.
Application software may consist of a single program, such as Microsoft’s notepad for writing and editing a simple text. It may also consist of a collection of programs, often called a software package, which work together to accomplish a task, such as a spreadsheet package.
Examples of Application software are the following −
Features of application software are as follows −
Apart from the above main types of software there are many other subtypes, which will be mentioned below.
Freeware – Freeware is a type of software that anyone can download from the Internet and use for free.
(Examples – Google Talk, Yahoo Messenger, uTorrent, etc.)
Shareware – Shareware is usually distributed for free on a trial basis. It can be shared without violation of any laws. They usually stop working or prompt the user to purchase the full version, once the trial period expires.
(Examples – BearShare, Kazaa, Winzip, etc.)
Utility Software – These are usually small programs that help the management of the hardware and the application software installed on a computer.
Open Source Software – This is a type of software for which the source code is available to all users (open). As such, anyone can make changes to it and release their own new version.
(Example – Linux, Android OS, OpenOffice, etc.)
Web Browsers – Browsers are programs that allow you to surf or browse web pages on the Internet.
Hardware represents the physical and tangible components of a computer, i.e. the components that can be seen and touched.
Examples of Hardware are the following −
Relationship between Hardware and Software
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