本教材共分三部分

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1、前言本教材共分三部分，现将PartA部分编辑成电子教案，以便教师和同学讲课和学习。并对其中的句型和词组多以双语进行讲解。通过学习，能使学生不仅较全面的掌握计算机专业方面的知识，同时又能提高英文的基本知识和阅读方法unitone:InformationSystemsI:unit1-51.pptUnitTwo:Human-ComputerInterfaces2.pptUnitthree:Operatingsystems3.pptUnitefour:DatabaseIntroduction4.pptUn

2、itfive:SystemAnalysisandDesign5.pptUnitsix:ProgrammingLanguage..unit6-10unit6.pptUnitseven:TheJavaLanguage..unit6-10unit7.docUnitEight:SoftwareEngineering..unit6-10unit8.pptUnitNine:ASoftwareDevelopment..unit6-10unit9.pptUnitTen:ComputerNetwork.

3、.unit6-10unit10.pptUnitEleven:InternetBasic..unit11-15unit11.pptUnittwelve:COMPUTERVIRUSES..unit11-15unit12.pptUnitThirteen:Bridges，Routers，andGateways..unit11-15unit13.pptUnitFourteen:NetworkApplications..unit11-15unit14.pptUnitFifteen:Whatis

4、AI..unit11-15unit15.pptunitoneInformationSystemsInformationSystemsAninformationsystemhasfiveparts：people，procedures，software，hardware，anddata.Whenyouthinkofamicrocomputer，perhapsyouthinkofjusttheequipmentitself.Thatis，youthinkofthemonitororthekeyboard

5、.Thereismoretoitthanthat.Thewaytothinkaboutamicrocomputerisaspartofaninformationsystem.Aninformationsystemhasfiveparts：people，procedures，software，hardware，anddata（1）People：Itiseasytooverlookpeopleasoneofthefivepartsofamicrocomputersystem.Yetthatiswhatmi

6、crocomputersareallabout—makingpeople，anduserslikeyourself，moreproductive.Unite1（2）Procedures：Proceduresarerulesorguidelinesforpeopletofollowwhenusingsoftware，hardware，anddata.Typically，theseproceduresaredocumentedinthemanualsinmanufactureswhichprovidewi

7、ththeirproducts.（3）Software：Softwareisanothernameforaprogram.Aprogramconsistsofthestep-by-stepinstructionsthattellthecomputerhowtodoitswork.Thepurposeofsoftwareistoconvertdata（unprocessedfacts）intoinformation（processedfacts）.（4）Hardware：Thehardwareconsi

8、stsoftheequipment：keyboard，mouse，monitor，systemunit，andotherdevices.Itactuallyprocessesthedatatocreateinformation.（5）Data：Dataconsistsoftheraw，unprocessedfact，includingtext，numbers，images，andsounds.Examplesofrawfactsarethehoursyo