Software - Software A computer software also called program...

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Software  A computer software also called program or a series of instructions that tells the computer what to do and how to do . Software can be categorizes as (1)Application software (2)System software (a) operating system (b) utility program
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Application Software What is application software ? Programs that perform specific tasks for users
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Software forms   Application software is available in a variety of forms: Packaged software, Custom software , Shareware software, Freeware software , Public-domain software.
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Packaged software   It is a copyrighted software. Un-customized software packages, which exist for a wide range of applications and industries Describes ready-made software products that can be readily obtained from software vendors, and which generally require little modification or customization Integrated software designed to fulfill a whole range of business functions, and these offerings became known as packaged software. Word processing and spreadsheets are examples
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Custom software It is copyrighted software, Perform functions specific to a business or industry , Sometimes a company can not find packaged software that meets the needs its unique requirements in this case company use a programmer to develop custom software which usually cost more than packaged software
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Shareware   It is copyrighted software , Distributed free for a trial period , To use beyond that period you have to pay to the person or company ,
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Freeware  It is copyrighted software , Free to use for all time , No trial period .
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Public-domain software   No copy rights , Free software , It has been donated for public use , Anyone can copy or distribute to others .
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System Software What is system software ? Programs that control the operations of the computer Serves as the interface between the user, the application software, and the computer’s hardware
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Operating Systems What are the functions of an operating system ? monitor performance provide a user interface provide file management and other utilities establish an Internet connection control a network administer security start the computer manage programs schedule jobs and configure devices manage memory
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Operating System Functions What is booting ? Cold boot Turning on computer that has been powered off Warm boot Restarting computer that is powered on Warm boot from Windows desktop Warm boot from system unit Process of starting or restarting a computer
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Operating System Functions How does a personal computer boot up? Step 1.
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Software - Software A computer software also called program...

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