济南大学计算机专业英语第一章答案

1、HomeworkofChapterOne1.Chapter1MultipleChoiceSelectthebestanswerforeachquestionbelow.Whenyouarefinished,checkyouranswersbyclickingthe'CheckAnswers'buttonatthebottomofthepage.1. People,procedures,software,hardware,anddataarethefivepartsofa(n)r+putersysteminformationsystem?

2、rsoftwaresystem2. Proceduresaretypicallydocumentedinmanualswrittenby国computerspecialists?nendusersMicrosoftrjservice providers3. Whichofthefollowingisanexampleofconnectivity?C.1datar：lharddiskInternet?rpowercord4. Windows7isanexampleofa(n)applicationsoftwarebrowserCoperatingsystem?shareware5. Themos

3、tpowerfultypeofcomputer.mainframecomputersCmicrocomputersr.minicomputerssupercomputers?6. Thesystemcomponentthatcontrolsandmanipulatesdatainordertoproduceinformationiscalledthekeyboardmicroprocessormonitormouse7. Thesedevicestranslatedataandprogramsthathumanscanunderstandintoaformthatthecomputercanp

4、rocess.C.displayinput?c+outputpointer8. ADVDisanexampleofa(n)国harddiskCopticaldisc?outputdevicesolid-statestoragedevice9. Thistypeoffileiscreatedbywordprocessors.worksheetdocument?databasepresentation10. Manyexpertsarepredictingthatthisrevolutionisexpectedtodramaticallyaffectthewaywecommunicateandus

5、ecomputertechnology.rgraphicsinputrmemorywireless2. Chapter 1 Matchinga. microcomputerb. optical discsc. output deviced. PDAe. proceduresf. programg. secondary storageh. supercomputeri. system softwarej. the InternetMatchthedefinitionswiththetermsintheboxtotherightbyenteringtheletterforeachtermnextt

6、oitscorrectdefinitionbelow.1. eGuidelinespeoplefollowwhenusingsoftware.2. fConsistsofthestep-by-stepinstructionsthattellthecomputerhowtodoitswork.3. iSoftwarethatenablestheapplicationsoftwaretointeractwiththecomputerhardware.4. hThemostpowerfultypeofcomputer.5. aTheleastpowerfulandmostwidelyusedtype

7、ofcomputer.6. cTranslatestheprocessedinformationfromthecomputerintoaformthathumanscanunderstand.7. gHoldsdataandprogramsevenafterelectricalpowertothesystemhasbeenturnedoff.8. bUseslasertechnology.9. dAtypeofhandheldcomputer.10. jThelargestnetworkintheworld.(1).Explainthefivepartsofaninformationsyste

8、m.Whatpartdopeopleplayinthissystem?Aninformationsystemtypicallyconsistsof:people,procedures,software,hardware,data,andconnectivity.Informationsystemsareusedbypeopleinordertoincreaseproductivity.Proceduresarerulesorguidelinesforpeopletofollowwhenusingsoftware,hardware,anddata.Softwareisaprogramthatco

9、ntainsthestep-by-stepinstructionsthattellthecomputerhowtodoitswork.Hardwareconsistsofthephysicalequipmentthatprocessesthedatatocreateinformation.Dataconsistsofrawunprocessedfacts,includingtext,numbers,images,andsounds.Almostalloftoday'scomputersystemsaddanadditionalparttotheinformationsystem.Thi

10、spart,calledconnectivity,typicallyusestheInternetandallowsuserstogreatlyexpandthecapabilityandusefulnessoftheirinformationsystems.Whatissystemsoftware?Whatkindsofprogramsareincludedinsystemsoftware?Systemsoftwareisabackground"softwarethatenablestheapplicationsoftwaretointeractwiththecomputer.Sy

11、stemsoftwareconsistsoftheoperatingsystem,utilities,devicedrivers,andlanguagetranslators.Itworkswithapplicationsoftwaretohandlethemajorityoftechnicaldetails.(3) .Defineandcomparebasicandspecializedapplicationsoftware.- Describesomedifferenttypesofbasicapplications.- Describesometypesofspecializedappl

12、ications.Basicorgeneral-purposeapplicationsarewidelyusedinalargenumberofcareers.Oneofthesegeneral-purposeapplicationsisabrowsertonavigate,explore,andfindinformationontheInternet.Otherbasicapplicationsarewordprocessors,spreadsheets,databasemanagementsystems,andpresentationgraphics.Specializedapplicat

13、ionsareprogramsthatarenarrowlyfocusedonspecificdisciplinesandoccupations.Someofthebestknownaremultimedia,Webauthoring,graphics,virtualreality,andartificialintelligence.Describethedifferenttypesofcomputers.- Whatisthemostcommontype?- Whatarethetypesofmicrocomputers?Therearefourtypesofcomputers:superc

14、omputers,mainframecomputers,midrangeandmicrocomputers.Microcomputersaretheleastpowerful,yetthemostwidelyusedtypeofcomputer.Therearefourtypesofmicrocomputers:desktopcomputers,notebooks,tablets,andhandheldcomputers.Whatisconnectivity?Whatarewirelessdevicesandthewirelessrevolution?Whatisacomputernetwor

15、k?WhataretheInternetandtheWeb?Whatiscloudcomputing?Connectivityisthecapabilityofthemicrocomputertouseinformationfromtheworldbeyondonesdesk.Dataandinformationcanbesentovertelephoneorcablelinesandthroughtheairsothatcomputerscantalktoeachotherandshareinformation.Wirelessdevicesarewirelessmouse,wireless

16、networkcardandwirelessmodemetc.Wirelessrevolutionisarevolutionthatisexpectedtodramaticallyaffectthewaywecommunicateandusecomputertechnology.Computernetworkisacommunicationsystemconnectingtwoormorecomputersandtheirperipheraldevicestoexchangeinformationandshareresources.Internetisahugecomputernetworka

17、vailabletoeveryonewithamicrocomputerandameanstoconnecttoit.Itistheactualphysicalnetworkmadeupofwires,cables,andsatellitesasopposedtotheWeb,whichisthemultimediainterfacetoresourcesavailableontheInternet.CloudcomputingisthatdataarestoredataserverontheInternetandavailableanywheretheInternetcanbeaccesse

18、d.4. Chapter1True/FalseQuestions1. Thepartsofaninformationsystemare:people,procedures,software,hardware,data,andconnectivity.TrueFalse2. Thepurposeofsoftwareistoconvertdataintoinformation.TrueFalse3. Softwareisanothernameforaprogramorprograms.TrueFalse4. Tobeacompetentcomputeruser,youmustunderstandt

19、heessentialsofinformationtechnology(IT).TrueFalse5. Applicationsoftwareis"background"softwarewhichhelpsthecomputermanageitsowninternalresources.TrueFalse6. Systemsoftwareisacollectionofprograms.TrueFalse7. AntivirussoftwareisaWindowsutilitythatisunnecessaryaslongasyouarecarefulbrowsingtheI

20、nternet.TrueFalse8. Systemsoftwaremightbedescribedasendusersoftware.TrueFalse9. Abrowserisanexampleofsystemsoftware.TrueFalse10. Anothernameforamidrangecomputerisserver.TrueFalse5. Chapter 1 Fill in the Blank Questions1. Computercompetency_referstoacquiringcomputer-relatedskills.2. Inaninformationsy

21、stem,therulesorguidelinesforpeopletofollowarecalled_procedures.3. Hardwareisthecomponentoftheinformationsystemthatisdescribedastheequipmentthatprocessesdatatocreateinformation.4. Thecomponentoftheinformationsystemthatisdescribedasraw,unprocessedfacts,includingtext,numbers,images,andsounds,iscalleddata.5. System software is a collectionman