专业英语课后答案(完整)

专业英语课后答案(完整)ComputingEssentials2008练习答案Chapter1:InformationTechnology,TheInternet,andYouCrosswordPuzzleAnswers:AcrossNum.  Clue  Answer1  Themostessentialpartofaninformationsystem.  People7  Coordinatescomputerresources.  OperatingSystem10  Modifiessignalsforprocessing.  Modem12  Datathathasbeenprocessedbythecomputer.  Information13  Unprocessedfacts.  Data14  Notebookcomputerthatacceptshandwritteninput..  TabletPCDownNum.  Clue  Answer2  Usescomputerstobecomemoreproductive.  EndUser3  Rulesorguidelinestofollowwhenusingsoftware,hardware,anddata.  Procedures4  Createdbywordprocessors.  DocumentFiles5  Specializedprogramsthatallowinputandoutputdevicestocommunicate.  DeviceDrivers6  Createdbydatabasemanagementprograms.  DatabaseFiles8  Thephysicalequipmentofamicrocomputer.  Hardware9  Theworld’slargestcomputernetwork.  Internet13  Providesstep-by-stepinstructionstothecomputer.  SoftwareMultipleChoiceAnswers  BBABDDACDDMatchingAnswersEFIHACGBDJChapter2:TheInternet,TheWeb,andElectronicCommerceCrosswordPuzzleAnswers:AcrossNum.  Clue  Answer2  ProvideusersaconnectiontotheInternet.  ISP3  Unwelcomee-mail.  Spam5  ExploretheWeb.  Surf7  Internetuploadinganddownloadingservice.  FTP8  Stealscreditcardinformation.  Carder9  Afile,suchasadocumentorworksheet, thatisattachedtoane-mailmessage.  Attachment10  Involvesthesaleofaproducttoanotherbusiness.  B2B13  ConnectiontoWebresources.  Link15  Processoftransferringinformationfromaremotecomputertothecomputeroneisusing.  DownloadDownNum.  Clue  Answer1  Thesitesthatasearchenginereturnsafterrunningakeywordsearch.  Hits4  SpecialprogramwritteninJava.  Applet5  Locatesinformationonline.  SearchEngine6  LocationofWebresource.  URL11  ProgramthatprovidesaccesstoWeb  Browser12  Usedtoblockcertainsites.  Filter14  Provideshigh-speedconnectionusingexistingtelephonelines.  DSLNum  MultipleChoiceAnswers  DACCA AAADBMatchingAnswersidgef chjabChapter3:BasicApplicationSoftwareCrosswordPuzzleAnswers:AcrossNum.  Clue  Answer4  Rectangularareathatcontainsmessages.  Window5  Systemtoorganizeandretrievedata.  DBMS8  Collectionofindividualapplications.  SoftwareSuite10  Rearrangerecordsusingafield.  Sort11  Formedbyintersectionofrowandcolumn.  Cell14  Collectionofrelateddata.  Database16  Flyer,report,newsletter,Webpage.  Document17  Thesemakeupapresentation.  Slides18  Questionorrequestfordatainadatabase.  QueryDownNum.  Clue  Answer1  Listofcommands.  Menu2  RectangulargridofrowsandcolumnsusedinprogramslikeExcel.  Worksheet3  Hasrecordsandfields.  Table6  Controlsformatandplacementofslides.  MasterSlide7  Requestsuserinput.  DialogBox9  Movesinsertionpointtonextline.  WordWrap12  Seriesofcells.  Range13  Averticalblockofcellsonecellwide.  Column15  Containbuttonsandmenus.  ToolbarsNum  MultipleChoiceAnswers  DDBDD ABBCDMatchingAnswersjachb diegfChapter5:SystemSoftwareCrosswordPuzzleAnswers:AcrossNum.  Clue  Answer5  Programthatmakescopiesoffilesincaseofdamageorloss.  Backup6  Bootthatoccurswhenthecomputerisalreadyon.  Warmboot8  Combinationofseveralutilityprogramsinonepackage.  UtilitySuite9  Allowscommunicationbetweendevicesandtheoperatingsystem.  Driver11  Concentricringsonadisk.  Tracks12  Usedtocontrolandcoordinatenetworkedcomputers.  NOSDownNum.  Clue  Answer1  Locationtostorerelatedfiles.  Folder2  Computerthatcoordinatesallcommunicationbetweenothercomputers.  Networkserver3  Usesgraphicalelementstocommunicatewiththeoperatingsystem.  GUI4  Broken-upfilestoredindifferentsectors.  Fragmented5  Startingorrestartingacomputer.  Booting7  Operatingsystemwithover80percentofthemarket.  Windows10  Graphicobjectsonthedesktopusedtorepresentprogramsandotherfiles.  IconsNum  MultipleChoiceAnswersCDCAA ACBBACMatchingAnswersjdfbg haeicChapter7:InputandOutputCrosswordPuzzleAnswers:AcrossNum.  Clue  Answer6  Usedtogrademultiplechoiceexams.  OMR9  SpecializeddigitalcamerathatbroadcastsimagesovertheInternet.  WebCam10  Recordsimagesdigitallyonadisk.  Digitalcamera13  Mostpopularinputdeviceusedforcomputergames.  Joystick14  DeliversmuchclearerpicturethanregularTV.  HDTV16  Resolutionisexpressedasamatrixofthesedots.  Pixel17  Keyboardthatrollsupforstorageandtransport.  FlexibleDownNum.  Clue  Answer1  Thedistancebetweeneachpixel.  Dotpitch2  Mostcommonlyusedwaytoinputdata.  Keyboard3  Buttonrotatedtoscrollthroughinformationdisplayedonthemonitor.  WheelButton4  Mostwidelyusedtypeofmouse.  Mechanical5  Typeofterminalthatdoesnoprocessing.  Dumb7  Numberoftimesascreenisredrawneachsecond.  Refreshrate8  Measureofresolution.  dpi11  Keysthatturnfeaturesonandoff.  Toggle12  Translatesprocessedinformationintohardcopy.  Printer15  Barcodesystemusedinsupermarkets.  UPCNum  MultipleChoiceAnswers  ABABD ADCDBMatchingAnswersiefja bgdchChapter9:CommunicationsandNetworksCrosswordPuzzleAnswers:AcrossNum.  Clue  Answer5  Interpretsandroutsincomingradiofrequencies.  Basestation7  Continuouselectronicwaves.  Analog9  Configurationofanetwork.  topology10  Networkinterfacecard.  NIC11  Transferspeedortransferrate.  bps12  Shortrangewirelesscommunicationstandard.  bluetooth14  Measurementofthewidthofthecommunicationchannel.  bandwidthDownNum.  Clue  Answer1  Nodethatrequestsandusesresourcesavailablefromothernodes.  client2  Eachdeviceinthenetworkhandlesitsowncommunications.  Busnetwork3  DevicethatallowslinksbetweenLANs.  Networkgateway4  Processthatconvertsdigitaltoanalog.  modulation6  PiecesofamessagesentovertheInternet.  packets8  Globalpositioningsystem.  GPS13  Anydevicethatisconnectedtoanetwork.  node15  Usesexistingtelephonelinestoprovidehigh-speedconnections.  DSL16  Centralnodeforothernodes.  hubNum  MultipleChoiceAnswers  CBADC DBBDDMatchingAnswersgbaih ecjdfChapter11:InformationSystemsCrosswordPuzzleAnswers:AcrossNum.  Clue  Answer3  Levelofmanagementconcernedwithstrategicplanning.  Top5  Identifies,investigates,anddevelopsnewproductsandservices.  Research9  Reportproduceduponrequest.  Demand10  SomeonewhomakesdecisionsinaDSS.  User11  Modelthathelpsmiddle-levelmanagersinlong-rangeplanning.  Tactical12  Informationworkerinvolvedinthecreationofinformation.  Knowledgeworker14  Concernedwithcalculatingemployeepaychecks.  Payroll16  Specializedinformationsystemthatknowledgeworkersuse.  KWS17  Keepstrackofsummariesofallforegoingtransactions.  GeneralledgerDownNum.  Clue  Answer1  Thebuyingofmaterialsandservices.  Purchasing2  Plans,prices,promotes,sells,anddistributesgoodsandservices.  Marketing4  Formthatshowssupplyandorderinformation.  Purchaseorder6  Reportthatcallsattentiontounusualevents.  Exception7  Helptop-levelmanagersoverseeoperationsanddevelopplans.  ESS8  Informationworkerthatdistributesinformation.  Dataworker13  UsedatafromTPStosupportmiddlemanagers.  MIS15  Levelofmanagementconcernedwithdecisionmaking.  MiddleNum  MultipleChoiceAnswers  BBADD ACCCCBMatchingAnswershjfdg bacieChapter13:SystemsAnalysisandDesignCrosswordPuzzleAnswers:AcrossNum.  Clue  Answer3  Systemsimplementation  Conversion8  Collectionofactivitiesandelementsorganizedtoaccomplishagoal.  System9  Buildamodelthatcanbemodifiedbeforethesystemisinstalled.  Prototyping10  Automateddesigntool.  CASE12  Approachwherenewsystemistriedinonlyonepartofanorganization.  Pilot14  Showslevelsofmanagementandformallinesofauthority.  Organizationchart15  Listofquestions.  ChecklistDownNum.  Clue  Answer1  1ststepinthedesignphase.  Feasibility2  Studyanorganization’ssystems.  Systemsanalysis4  System’sperformanceiscomparedtotheoriginalspecifications.  Systemaudit5  Approachwherenewsystemisimplementedslowlyovertime.  Phased6  Conversiondonebyabandoningoldsystemandstartingthenew.  Directapproach7  Diagramthatshowstheinformationflowwithinanorganization.  Dataflow11  Showstherelationshipbetweeninputandoutputdocuments.  Gridchart12  Oldandnewsystemsareoperatedsidebyside.  Parallel13  Themostcommonlyoverlookedactivityintheimplementationphase.  TrainingNum  MultipleChoiceAnswers  ADACD DADACMatchingAnswersghfdc abijeChapter15:YourFutureandInformationTechnologyCrosswordPuzzleAnswers:AcrossNum.  Clue  Answer4  Inputscustomerinformationandotherdata.  Dataentryworker6  Repairsandinstallscomputercomponentsandsystems.  ComputerTechnician8  Actinginanticipationoffutureproblems,needs,orchanges.  Proactive9  DevelopsandmaintainsWebsites.  Webmaster10  Plansanddesignsinformationsystems.  Systemanalyst11  Preparesinstructionmanualsandtechnicalreports.  Technicalwriter12  Designs,tests,andresearchesencryptionprocedures.  CryptographerDownNum.  Clue  Answer1  Personthatisunfamiliarwithcomputers.  Na?ve2  Creates,tests,andtroubleshootscomputerprograms.  Programmer3  Personthatfeelslearningaboutcomputersisanimposition.  Frustrated4  Createsandformatspublication-readymaterial.  Desktoppublisher5  Instructsusersonthelatestsoftwareandhardware.  Computertrainer7  Personthatfeelstheideaofusingamicrocomputerisoverrated.  CynicNum  MultipleChoiceAnswersDBADC DCADBMatchingAnswersdjhae ibgcf