Refers to any software that is designed for sale to serve a commercial need. Commercial software is usually proprietary software, but in some instances it may be public-domain software.
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- commit charge
)(k&-mit´ chärj) (n.) In the Windows operating system, the name for the amount of physical memory (RAM) and virtual memory that is allocated to all running programs, or applications, and the operating system itself. Windows Task Manager displays the commit charge in its Performance tab. There are three memory readings, measured in kilobytes: Total: refers […]
The transmission of data from one computer to another, or from one device to another. A communications device, therefore, is any machine that assists data transmission. For example, modems, cables, and ports are all communications devices. Communications software refers to programs that make it possible to transmit data.
- Communications Protocol
All communications between devices require that the devices agree on the format of the data. The set of rules defining a format is called a protocol. At the very least, a communications protocol must define the following: rate of transmission (in baud or bps) whether transmission is to be synchronous or asynchronous whether data is […]
- communications software
Software that makes it possible to send and receive data over telephone lines through modems.
- companion virus
A type of computer virus that compromises a feature of DOS that enables software with the same name, but different extensions, to operate with different priorities. For example you may have program.exe on your computer, and the virus may create a file called program.com. When the computer executes program.exe, the virus runs program.com before program.exe […]