What Shareware is
Software available on the Internet for downloading so you can try it before buying it. It is copyrighted and distributed on a "free-will donation" basis, either via the Internet or by being passed along by satisfied customers. users who continue to use the program after a trial period are expected to pay a registration fee. In return, they get documentation, technical support, and access to updated versions.
The meaning of Program
Another term for software, it is basically a list of instructions (written in a programming language) that tells a computer how to execute certain functions and perform tasks in a specific way.
There are many kinds of programs, including:
-antivirus, which detect and remove computer viruses
-application, which are tools that perform specific kinds of tasks (such as word processing)
-authoring, to help create Web sites
-calendar, which contain a calendar or appointment book
-child, which are actually subprograms loaded into memory and used by the main program
-computer program components (CPC), which are routines or modules within a larger program
-conversion, which change a file from one format to another
-demo, which exhibit a sample of a program for free or for a low price
-drawing, used for drawing, illustrating, and editing graphics
-event-driven, which wait for events to occur and then respond to them
-file recovery, which restore files that have been damaged or unintentionally deleted,
-file transfer programs (FTP), which enable a user to copy a file from one computer to another
-formatingt, which erase a disk and prepare it for use
-system, such as the operating system
-utility, which maintain the computer system
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