Dictionary of Computer Terms and Acronyms

Word reference of Computer Terms and Acronyms Word reference of Computer Terms and Acronyms PC Terms-Through Letter B 10Base5 (10 Mbps, baseband, 500 meters): one of a few physical media indicated by 802.3 for use in an Ethernet neighborhood LAN); comprises of Thickwire coaxial link with a most extreme portion length of 500 meters10Base2 (10 Mbps, baseband, 185 meters): one of a few physical media determined by IEEE 802.3 for use in an Ethernet neighborhood LAN); comprises of Thickwire coaxial link with a greatest fragment length of 185 meters10BaseT (10 Mbps, baseband, unshielded wound pair): one of a few physical media determined by IEEE 802.3 for use in an Ethernet neighborhood (LAN); is common phone turned pair wire 100BaseT (100 Mbps, baseband, unshielded turned pair): one of a few physical media determined by IEEE 802.3 for use in an Ethernet neighborhood (LAN); alluded to as Fast Ethernet in view of its higher transmission speedAAL (ATM adjustment layer): adjusts PDUs went down from higher layers onto ATM cellsActive center point: permits different gadgets to be wired to a focal area to have similar media and recover the sign; likewise alluded to as multiport repeatersADSL (unbalanced advanced supporter line): a run of the mill type of xDSL phone organizations offer to habitations AGP (quickened or propelled illustrations port): a rapid, highlight point channel for joining a designs card to a PC's motherboard, essentially to aid the increasing speed of 3D PC graphicsALU (number-crunching rationale unit): a computerized circuit that figures a math activity (e.g., expansion, deduction) and rationale tasks between two numbers; the major structure square of the Central Processing Unit (CPU) or a computerAM (plentifulness balance): a procedure utilized for transmitting data by means of a radio transporter wave Plentifulness: stature of the wave anytime in the waveANSI (American National Standards Institute): a willful association that facilitates the turn of events and utilization of accord measures in the United States and speaks to the requirements and perspectives on U.S. partners in normalization gatherings around the globeAPI (application programming interface): gives software engineers a conventional arrangement of schedules to approach to utilize basic system servicesApplication layer: plays out the elements of record move, email, and so on (see OSI Model) Engineering: how a framework is structured; incorporates how the segments are associated with and work with each otherARP (address goals convention): arrange layer convention gave TCP/IP; used to delineate IP (web convention) address to a MAC (media get to card) addressASCII (American Standard Code for Information Interchange): relates a number from 0 to 255 in the paired (base 2) structure to console charactersASIC (application-explicit coordinated circuit): an incorporated circuit intended for a specific use (e.g., a chip planned exclusively to run a cellphone) Nonconcurrent correspondence: portrays when gadgets, for example, PCs, depend on their own interior tickers; it gives network to printers, modems, fax machines, etc.ATM (offbeat exchange mode): high transfer speed, cell-exchanging innovation; intended to convey a wide range of sorts of data, including voice, video, picture, information, and designs; another type of STDM (measurable time division multiplexing)AUI (connection unit interface): a 15-pin association that gives a way between a hub's Ethernet interface and the medium connection unit (MAU); otherwise called a handset AS (Autonomous framework): an assortment of IP organizes heavily influenced by a solitary entityB (carrier) channel: conveys voice, video, picture, or information traffic, contingent on the hardware and applications availableBandwidth: communicated in a scope of frequencies utilizing hertz as the unit of estimation; additionally called simple capacityBase 2 System: paired number framework, just two discrete qualities (0 and 1) are conceivable and all numbers are a mix of these two characters; computerized signals are numbers sent in the Base 2 framework Base 10 System: the decimal systemBaseband: depicts signs and frameworks whose scope of recurrence is estimated from 0 to a greatest transmission capacity or most noteworthy sign recurrence; at times utilized as a thing for a band of frequencies beginning at 0BGP (outskirt door convention): an interautonomous framework steering convention; a system or gathering of systems under a typical organization and with normal directing policiesBit: compression of the articulation twofold digit; littlest unit of information in a computerBIOS (fundamental info/yield framework): the firmware code run by an IBM-perfect PC when originally fueled on, known as booting up; essential capacity is to set up the machine so other programming projects can stack, execute, and accept control of the PC Bluetooth: a particular that permits cell phones, PCs, and PDAs to be associated remotely over short rangesBps: bits every second: a typical proportion of information speed for PC modems and transmission carriersBRI (essential rate interface): an incorporated administrations advanced system design, generally proposed for the home and little venture (see additionally PRI)Bricks and snaps: a business that existed pre-web that presently utilizes web based business innovation to sell on the internetBridge: deciphers the LAN equipment connector address contained in MAC and conclude whether to channel or forward the edge; doesn't change the casing in any capacity Programs: customer applications that get to WWW serversBuilding spine: associates LANs inside a buildingBus: an electrical association between any two segments in a computerBus topology: framework design where electrical signs created by a gadget associated anyplace on the transport are gotten by all other associated devicesByte: the standard size of information in a PC; 8-bits PC Terms-Letters C through D Cache: keeps information the processor is probably going to require rapidly close within reach; expands processor activity speedCAD/CAM (PC supported plan/PC helped manufacturing): software used to structure items, for example, electronic circuit sheets in computersCampus backbone: connects building LANs togetherCD-R (reduced plate - recordable): a extraordinary sort of CD-ROM that can be composed onto by any PC with a chronicle drive; must be composed onto onceCD-ROM (minimal circle read-just memory): optical stockpiling gadget read by lasers; can hold up to 700 megabytes of information Disc RW (minimal circle - rewritable): a unique kind of CD-ROM that can be composed onto by any PC with a chronicle drive; can be composed onto more than onceCIR (submitted data rate): describes the client data move rate the system bolsters during typical system operationsCLEC (serious nearby trade carrier): In the U.S., a media communications supplier organization (additionally called a transporter) that rivals other, effectively settled bearers (the neighborhood phone company)Client/server architecture: a arrange where a few PCs are devoted customers (workstations) and some are dedicated servers; data is incorporated on the server, and an executive sets approaches and oversees it CMOS (integral metal-oxide semiconductor) RAM: requires almost no force; keeps up data in any event, when the PC is offCollision: occurs when a few system clients convey simultaneously and meddle (slam into) one anotherCollision domain: logical arrange portion where information parcels can crash into each other for being sent on a common medium, specifically in the Ethernet organizing protocolComputer networking: a mix of equipment and programming that gives the different PCs access an association speak with each other PC working framework (OS): a unique PC program that gives a situation wherein different projects can utilize the PC's focal processor and the joined info/yield devicesConnectivity devices: bring clients of the system into contact with one anotherConstant bit rate (CBR): a transmission that utilizes a set measure of system limit consistently; utilized when the appearance of the data is time-sensitiveConvergence: the consolidating and at times conflicting of voice and dataCPE (client premises equipment): generally alludes to phones, DSL or link modems, or bought set-top boxes for use with correspondence specialist co-ops' administrations CPS (cycles per second): a proportion of how much of the time a rotating current alters course; has been supplanted by the term hertz (Hz)CPU (Central Processing Unit): the mind of the PC framework where estimations and choices are made; likewise alluded to as the processorCPU Speed: how quick the CPU worksCSU (station administration unit): provides a loopback work for phone organization testing, and checks bipolar sign generationCRC (cyclic excess check): method of checking for mistakes in information that has been transmitted on an interchanges interface; a capacity used to create a Checksum against a square of information CS (assembly sublayer): particular conventions that are liable for social affair and organizing higher layer data so it very well may be handled by the lower layersCSMA/CD (bearer sense different access/crash detect): set of rules for deciding how arrange gadgets react when two gadgets collideD (information) channel: used for regular station motioning by both the phone organization switch and the client hardware; gives the consider signals that set up B station connectionsDACS (computerized access and cross-interface system): a bit of media communications gear utilized for directing T1 lines; can cross-associate any T1 line in the framework with some other T1 line in the framework Data: information controlled inside the PC as bits and bytesDatagram: data parcel that is sent over an IP arrange; related with the system l