Value added network van enhanced data transmission

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Unformatted text preview: lifies and retransmits signals from earth stations. Time division multiplexing: A method of sharing a communication channel in which the total time available Trojan horse: A computer virus disguised as a useful program, but containing hidden instructions to perform some malicious task instead. Truth table: A table which gives the output values for the various input combinations in case of a logical expression. Tuple: A group of related fields (a row of a table) in a relational database. Turnaround time: The elapsed time between the submission of a job to a computer system for processing and the completion of the job. Turnkey solution: See end-to-end solution. Twisted-pair cable: A simple, inexpensive, and slow wired transmission medium. UART: A chip on the device controller's card that converts parallel data from the system bus of the computer into serial data that can flow through a serial cable or telephone wire. Ultra Large Scale Integration (ULSI): Integration of about ten million electronic components on to a single chip. Ultra Voilet EPROM (UVEPROM): An EPROM chip in which the stored information is erased by exposing the chip for some time to ultraviolet light. Unbundled: A term, which means that the application software is priced separately from the computer hardware. Unconditional transfer: A program instruction that causes the program control to flow out of normal sequence unconditionally. Unibus architecture: An interconnection architecture in which there is a single data bus, a single address bus, and a single control bus used to interconnect the CPU with both the memory and I/O devices. Unicode: A code for internal representation of characters. It uses two bytes to represent more than 65,000 characters or symbols. It is targeted to cover all languages of the world and mark computer programs and data internationally interchangeable. Uniform Resource Locator (URL): An addressing scheme used by WWW browsers to locate sites on the Internet. Uninterrupted Power Supply...
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This document was uploaded on 04/07/2014.

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