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Application Software is software for specific purpose, so we can say that software developed for user's purposes is called Application Software. This is developed by using High Level Language in the form of creative project work by the software industries.
There are many software available for user purposes:
Optical Mark Reader is an input device which can recognize & count a pre-specified type of mark made by pencil or ball pen. It is mainly used for counting the (?) tick mark or shaded circles in the object type question paper.
Track ball is an input device similar to mouse which contains one or more buttons and a ball. The ball is only the movable part of track ball which is used to move the cursor one the monitor of the computer.
Touch padis touch sensitive pad used as an input device commonly used in laptop computers. This device works by sensing the user's finger movement and down ward pressure.
Microphoneis an input device which is used to input the voice or sound into the computer. Microphone is very popular device nowadays also used for voice chatting over the internet & video conference.
Graphic digitizer is an input device which is also known as digitizing tablet or touch tablet which is pressure sensitive device mainly used in Computer Aided Design and graphics applications.
Joystickis a small hand-held input device which is similar to gear lever of motor cars. This device is mainly used to play computer games with the help of control buttons.
Touch screen is a direct entry input device which contains special sensors on it. When the user touches the object on screen it recognizes the touch and produces reaction accordingly.
|Package software||Tailor software|
|i. They are generalized set of programs||i. They are special set of programs.|
|ii. They are developed by software |
|ii. They are developed by individual |
|iii. E.g. MS-WORD, MS-EXCEL etc.||iii. E.g. Telephone directly, SLC result |
The program stored in ROM Chip is known as firmware. It is a basic and permanent
program written in Read Only Memory by the experts in order to provide the basic
information about the computer system.