Shareware

Shareware

            The software which is available for certain periods of time for use, of for promoting any company product or all trial version of software is called shareware. In this mostly antivirus software and other like utilities and application falls. Most of antivirus company provides their products for 1 month to try and know about their products how they work. Shareware is a proprietary software.

# note:- Bob Wallace coined the term ‘shareware’ come before the birth of IBM computer.

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Freeware

Freeware

            Freeware is that kind of software which is available for free of cost without any cost. It is available for as long as it remains UN-modified. The complete opposite of freeware is commercial software.  For example net browsers etc.

#note:- Andrew flugelman coined the term ‘freeware’, he was the father of program called ‘PC-talk’.

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Liveware

Liveware

            A Person who operate computer online.

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Firmware

Firmware

Data stored in a computer or other hardware device read only memory (ROM) or elsewhere in the circuitry that provides instruction on how that device should operate. Unlike normal software, firmware cannot be changed or deleted by any end-user without the aid of special programme and remains on that device regardless if it’s on or off.

Firmware  means- Combination of HARDWARE + SOFTWARE

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Utility software

Utility software

            On advance level utility software falls on the System software. Utility means to repair or maintain, so Utility software is that kind of software which helps system to work correctly and smoothly. For example Antivirus software, debugger, dis- de fragment software, Scan disk tools, tune up utilities software, System Profilers, Application launchers, network managers, Encryption utilities.

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Application Software

Application Software

            Application software is that kind of software which helps user to do their task, work etc. for example if we have to do any typing work, we work on word processing software like Ms word, For graphical work we do that on Adobe page maker, Adobe Photoshop, Dreamweaver etc they all are application software. Application software is complete self-contained program. This application software can be classified into two categories

•          Package software
•          Tailored or custom software

Package software: - it is a set of pre-written software program different kinds of program related to an application are combined together to form a package. For example Ms Office package (word, excel, PowerPoint, groove, access etc), Adobe collection (Page Maker, Photoshop etc) etc.

Tailored or custom software (Vertical market software):- This kind of software is developing for solving a particular problem. Software developed in higher level language to perform certain function. Or software that are made on demand for any offices or multinational company according to their uses. For example BVRS for Nepal Election Commission

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