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1、Chapter1CrsswordPuzzle1.people2.enduser3.procedures4.documentfile5.devicedriver6.databasefile7.operationsystem8.hardware9.Internet10.modem11.software12.information13.data14.tabletPCMultipleChoice1.b2.b3.a4.b5.d6.d7.a8.c9.d10.dOpen-endedLAninformationsystemhasfiveparts:people,procedur
2、es,software,hardwareanddata.People:Areenduserswhousecomputertomakethemselvesmoreproductive.Procedures:Specifyrulesorguidelinesforcomputeroperations.Software:Providesstep-by-stepinstructinsforcomputerhardware・Hardware:Processesthedatatocreateinformation.DataiConsistofunprocessedfactsi
3、ncludingtext,numbers,imageandsounds・Peoplearethemostimportantpartofanyinformationsystem・2.Systemsoftwarehelpsthecomputermanageitsowninternalresources.ltincludesthreekindsofprograms:operatingsystems,utilitiesanddevicedriversprograms.3・Basicapplicationsarethekindsofprogramstobeconsider
4、edcomputercompetent.Specializedapplicationsaremorenarrowlyfocusedonspecificdisciplinesandoccupations.Basicapplicationshavesometypes^suchasbrowser,wordprocessor^spreadsheet,andsoon.Alsospecializedapplicationshavemanytypes,someofthebestknownaregraphics,audioandvideo,multimedia,Webautho
5、ring,andartificialintelligenceprograms.4.Therearefourtypesofcomputers:supercomputers5mainframecomputers,minicomputers,andmicrocomputers・Supercomputersarethemostpowerfultypeofcomputer.Mainframecomputersoccupyspeciallywired,air-conditionedrooms,theyarecapableofgreatprocessingspeedsandd
6、atastorage.Minicomputersarerefrigeratorsizedmachines・Microcomputersaretheleastpowerful.yetthemostwidelyusedandfastest-growing,typeofcompute匚Microcomputersarethemostcommontypeofcomputers.Therearefourtypesofmicrocomputers:Desktopcomputers,Notebookcomputers,HandheldcomputersandPDA.4.Con
7、nectivityisthecapabilityofyoumicrocomputertosharetheinformationwithothercomputers.Wirelessrevolutiondramaticallyaffectconnectivity.Acomputernetworkisacommunicationssystemconnectingtwoormorecomputers.Internetisthelargestnetworkintheworld.TheWebprovidesamultimediainterfacetothenumerous
8、resourcesava
