2. A
ATM ( Asynchronus Transfer Mode ):Multiplexingtechnologyandhighspeed,usedto
transmitdifferenttypesof traffic,includingvoice,videoanddata.
Agent: Shortprogram "smart" createdto make certainpeople tasks,providingthe user
operative.
AGP: portgraphicsaccelerator.Letsrun fast three-dimensionalgraphicsfiles.
Algorithm:A setof well-definedrulesforsolvingaproblem
ALT: Used incombinationwithotherkeystogenerate commands.
ActiveX: Technologythatprovidesaprogrammingenvironmentto allow interactionand
customizationof Websites.
Allocation:Locatión,ubication
Applet:Small programin Javaprogramminglanguage embeddedinawebpage
Archie:A tool that letsyoulocate filesonthe Internet
@ : Inthe e-mail,isthe symbol thatseparatesthe username the name of youremail
provider.
Authoring:Activitytocreate contentforWebPagesinHTML format.The administratorof
a Web masteror Website isgenerallyresponsible forcontentauthoring.
AVI:Microsoftformatfor audioand videofiles.
3. B
bandwidth:Technical termthatdeterminesthe volumenof informationthatcanflow
througha physical meansof data communication.
Bad command:Commandwrong.The drive mechanismusedinvalidorincorrectcommand
for the unit.
Backbone:Highspeedconnectionthatconnectstocomputersresponsibleforcirculating
large volumesof information..Usedtoconnect networkstogetherusingdifferent
technologies.
Backdoor:hiddensectionof acomputerprogram that isoperatedonlyif there are
particularconditionsorcircumstancesinthe program.
Back-endprocessor:the processorthatisusedfor determinatedandspecializedfunction,
For example toadministrateadata-base.
Backup: Isa securitycopyto preventpossible lossof information
Banner:ads that occupiespartof a Webpage.Clickingonit,the ridercan reachthe
advertiser'ssite.
BBS (BulletinBoardSystem):A computerizedsystemfordataexchange betweenagroup
of people whoshare the same geographicalarea.
-Bcc: blindcarboncopy.Functionthat letsyousendan e-mail tomore thanone recipient
and yourname will notappearon the mailinglist.
-Betatest:in the software developmentprocess,isthe secondphase of verificationor
testing,priortoproduct launch.
-BIOS:Basic Input/ OutputSystem:.Setof procedurestocontrol the flow of data between
the operatingsystemandhardware devices.
Bit: Anabbreviationforbinarydigit(bit).The bitisthe smallestunitof storage inabinary
systemwithinacomputer.
Buffermemoryareausedtostore data temporarilyduringaworksession.
Bus: commonbond,commonconductor,viainterconnection.Methodof interconnection
of devicesusingasingle sharedline.
4. SearchEngine:A tool that letsyouputcontenton the Web,how Booleansearching
throughkeywords.Searchenginesare organizedbywordorindexes.
Byte:A unitof informationusedbycomputers.Eachbyte consistsof eightbits.
Serial Bus:A methodof transmittingabitat a time ona single line.
C
Coaxial Cable: This is a copper wire surrounded by insulation.
Cable-modem: modem that connects a computer with high speed Internet through
a cable TV line.
Cache: a browser's cache stores copies of frequently accessed documents, so that
in the future appear more quickly.
Character: number, letter or symbol on the computer, consisting of a byte.
CD-ROM: Compact Disk - Read Only Memory. Compact disc read-only. It has a
storage capacity of up to 650 megabytes, much greater than the diskette.
Chat: chat. Internet service that allows two or more users to chat online using the
keyboard.
Chip: An abbreviation for "microchip." Very small circuit consisting of thousands to
millions of transistors printed on a silicon wafer.
Clipboard:
Command (command) statement that a user gives the computer operating system
to perform a certain task.
COMPUTER: Computer, universal machine for automated processing of
information.
CONTRO UNIT: Control Unit. Organ that interprets and execute the instructions of
the computer.
5. Cookie: small text file that a website places on the hard drive of a computer visits.
At the same time, collects information about the user. Accelerates site navigation.
Their use is controversial because it threatens the privacy of users.
CPU: Central Processing Unit Central Processing Unit. Is the processor that contains
the logic circuits that perform the instructions on the computer.
CRTL: This is a key generally used in combination with other or others to get
different to those drawn in the normal keyboard is used simultaneously pressing
CURSOR: Mark or moving point of light that appears on the screen or a computer
terminal and always indicates the position of the next character entered by the
keyboard.
CURSOR MOVEMENT: Moving the cursor
6. D
Direct Access: isan iconto quicklyreopenaprogram or file.
Deputy:Itis nameda data file sentwithanemail.
Database:A collectionof dataorganizedinamannerthat is easyto access,manage and
update.
DATA FILE: Data File.
DATA BASE: A database. Systematic organization of data files for easy access,
retrieval and updating.
-Data entry: data entry. Process of entering data into a computer for processing.
-Data: data, information.
-Directory (directory): A group of interrelated files that are stored under one name.
-Hard Drive: turntable storage in the form of circular plate coated with a magnetic
film. The data is recorded in concentric tracks on the film.
-DISKETTE: Disco. Is a floppy disk made of mylar plastic sheet coated with magnetic
oxide, which can record computer data.
-Down load: download, download. Transfer of information from the Internet to a
computer.
E
7. ENTER: Enter, enter. Is the key with which informs the computer that already has
written a command and must proceed to execute it.
Ethernet: In addition to defining the physical and Ethernet connections are defined
as transmit data.
Emulation: The process of reconciliation between computers using software.
Encrypt, protect file content expressing a coded language. Simple coded languages
consist, for example, in replacing letters with numbers.
Extranet: part of an intranet access available to customers and other users outside
the company.
F
FDDI (FiberDistributedDataInterface):DistributedDataInterface fiber.
-Firewall:A computerthatruns special software usedtopreventunauthorizeduseraccess
to the network.
FiberOptictechnologytotransmitinformationaspulsesof lightthroughaglassfiberduct
-FTP(File TransferProtocol):File TransferProtocol.Allowsyoutosendandreceive files
fromInternet.
G
Gateway:A device usedtoconnectdifferenttypesof operatingenvironments.
-General Failure:General Failure.Thisoccurswhenusingafloppydiskette isunformatted
or poorlyinsuredordiscdrive isdaa ± ado.
9. T
Tree:data structure in whichrecordsare storedin a hierarchical way.
V
Virus:A program that searches,andeventuallyeliminatecomputervirusesthatmayhave
infectedahard diskor floppydisk.