Computer - Software
Software is a set of programs, which are 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 softwares:
The system software is a collection of programs designed to operate, control and extend the processing capabilities of the computer itself. System software are generally prepared by computer manufacturers.
These softwares 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 hardware and the end users.
Some examples of system software are Operating System, Compilers, Interpreter, Assemblers, etc.
Features of System Software are the following:
Close to system.
Fast in speed.
Difficult to design.
Difficult to understand.
Smaller in size.
Difficult to manipulate.
Generally written in low-level language.
Application softwares are the softwares that are designed to satisfy a particular need of a particular environment. All softwares prepared by us in the computer lab can come under the category of Application Software.
Application software may consist of a single program, such as a Microsoft's notepad for writing and editing 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 softwares are the following:
Student Record Software
Inventory Management Software
Income Tax Software
Railways Reservation Software
Microsoft Office Suite Software
Features of Application Software are the following:
It is close to user.
It is easy to design.
Slow in speed.
Generally written in high-level language.
Easy to understand.
Easy to manipulate and use.
Bigger in size and requires large storage space.