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1、书山有路勤为径，学海无涯苦作舟！ 住在富人区的她大连理工大学22春“选修课”专业英语（计算机英语）在线作业二辅导答案一.综合考核(共30题)1._ is an operating system similar to Unix.A.Windows NTB.MS-DOSC.OS/2D.Linux参考答案：D2.Click the backward Undo arrow to cancel the first action you performed.()A.正确B.错误参考答案：B3.Transistors were a tremendous breakthrough in advancing t
2、he computer.()A.正确B.错误参考答案：A4.A program is a set of words and symbols that allow a programmer to tell the computer what operations to follow.()A.正确B.错误参考答案：A5.Each web page has a unique address, called a URL that identifies its location on the network.()A.正确B.错误参考答案：A6._ is an outline of the logic o
3、f the program you will write.A.Program flowchartsB.Logic structuresC.PseudocodeD.Design参考答案：A7.We abbreviate Virtual Private Networks to _.A.NICB.VPNC.HUBD.MODEM参考答案：B8.A location in RAM memory is accessed by its _.A.contentsB.addressC.storage unitD.storage capacity参考答案：B9.Use the spell checker to c
4、orrect spelling errors on the worksheet.()A.正确B.错误参考答案：A10.A web page is written in a computer language called HTML.()A.正确B.错误参考答案：A11.The Internet is a world wide collection of networks that use the TCP/IP protocols to facilitate data transmission and exchange.()A.正确B.错误参考答案：A12.A(n) _ mouse emits
5、and senses light to detect movement.A.cordlessB.opticalC.cameraD.microphone参考答案：B13.The fourth generation computers can be characterized by both the jump to monolithic integrated circuits and the invention of _.A.microprocessorB.transistorC.chipD.circuit参考答案：A14.TCP/IP refers to a suite of _.A.syste
6、mB.control unitsC.application programsD.data communication protocols参考答案：D15.The Internet began as the ARPANET.()A.正确B.错误参考答案：A16.The ENIAC used thousands of _, which took up a lot of space and gave off a great deal of heat just like light bulbs do.A.vacuum tubesB.integrated circuitsC.chipsD.switche
7、s参考答案：A17.The software and hardware components of a computer _.A.function independentlyB.can never be coordinatedC.rely on each other and support each otherD.none of the above参考答案：C18.CPU is the soul of a computer.()A.正确B.错误参考答案：A19.A computer can be broken down into three distinct categories, namel
8、y output, and CPU.()A.正确B.错误参考答案：A20.Click the open folder button to open an existing workbook.()A.正确B.错误参考答案：A21._ are collections of two or more connected computers.A.VPNB.ModemC.NetworksD.Cable参考答案：C22.The standard protocol used for sending Internet e-mail is called _. It works in conjunction wit
9、h POP servers.A.SMTPB.WWWC.TCPD.UDP参考答案：A23.Click the Print button to print the workbook.()A.正确B.错误参考答案：B24._ is a compiled object-oriented programming language used to write applets.A.CB.C+C.JavaScriptD.Java参考答案：D25.To access the Web, users require a _, which is the software program used to access
10、the World Wide Web.A.Plug-insB.HelperC.Add-onsD.Web browser参考答案：D26.Mouse belongs to.()A.正确B.错误参考答案：A27.The short for MIS is management information system.()A.正确B.错误参考答案：A28.Microsoft Office 2000 includes Word, _, Outlook and FrontPage.A.ExcelB.Power PointC.AccessD.All of the above参考答案：D29.Which of
11、the following is not the e-commerce business models?A.Business-to-Business(B2B)B.Electronic fund transferC.Business-to-Customer(B2C)D.Customer-to-Customer(C2C)参考答案：B30.In 1947 three scientists, John Bardeen, William Shockley, and Walter Brattain working at _ invented the transistor computer.A.BaiduB.MicrosoftC.AT&Ts Bell LabsD.Yahoo参考答案：C
大连理工大学22春“选修课”《专业英语（计算机英语）》在线作业二辅导答案8
