大工20秋《专业英语(计算机英语)》在线作业1答案
(判断题)1: The first generation computers were huge,slow,expensive,and often undependable.
A: 对
B: 错
正确答案: T
(判断题)2: The transistor computer did not last as long as the vacuum tube computer lasted, but it was less important in the advancement of computer technology.
A: 对
B: 错
正确答案: F
(判断题)3: Transistors were a tremendous breakthrough in advancing the computer. A: 对
B: 错
正确答案: T
(判断题)4: However what really triggered the tremendous growth of computers and its significant impact on our lives is the invention of the microprocessor.
A: 对
B: 错
正确答案: T
(判断题)5: It wasn't until the 1980's that people began buying computer for personal use.
A: 对
B: 错
正确答案: F
(判断题)6: A computer can be broken down into three distinct categories, namely output,input and CPU.
A: 对
B: 错
正确答案: T
(判断题)7: The term 'output' consists of all components that display words and graphics so that a person can see them.
A: 对
B: 错
正确答案: T
(判断题)8: The keyboard is classified as a form of output.
A: 对
B: 错。
计算机专业英语教程参考答案
计算机专业英语练习参考答案Unit 1[Ex 1]1..F2.T3.T4.F5.T6.T7.T8.T9.T 10.F[Ex 2]1.input, storage, processing, and output2. power, speed, memory3. central processing unit4. internal, primary, memory5. keyboard, central processing unit, main memory, monitor[Ex 3]A. 1.F 2.D 3.G 4.C 5.B 6.E 7.H 8.AB. er 2.monitor 3.data 4.keyboard 5.data processing 6. information puter 8.memory [Ex 4]1.input device2. screen, screen3.manipulates4.instructions5.retrieve6.code7.hard copy8.function/code/instruction[Ex 5]1.T2.T3.F4.F5.T6.F7.T8.FUnit 2[Ex 1]1.T2.F3.T4.F5.T6.T7.T8.F[Ex 2]1. sizes, shapes, processing capabilities2. supercomputer, mainframe computer, minicomputers, microcomputers3. mainframe computer4.microcomputers, storage locations5. portables, laptop computers/ notebook/palm-sized computer, desktop workstations6.semiconductor7. CPU, memory, storage, devices, processing, users8. microprocessor ship[Ex 3]A. 1.C 2.A 3.H 4.I 5.E 6.F 7.G 8.BB. 1.capacity 2.device ptop computer 4.portable computers5.silicon6. semiconductor7.workstation8.voltage9.RAM 10.ROM[Ex 4]1. portable2.access3. main memory4.sophisticated programs5. processing capabilities6.instructions7.semiconductor putationputer professional[Ex 5]1.T2.T3.T4.F5.F6.T7.F8.T9.F 10.T 11.F 12.T 13.T 14.TUnit 3[Ex 1]1.T2.F3.T4.T5.T6.T7.F8.F9.T 10.F 11.T 12.F[Ex 2]1.microprocessor2.bus3.registers4.control unit5.processor6.binary7.arithmetic, logicalliseconds, microseconds, nanoseconds. 9.instruction 10.execution 11.megaherts 12.wordsize[Ex 3]A. 1.J 2.D 3.F 4.B 5.C 6.E 7.I 8.H 9.A 10.GB. 1.storage 2.chip 3.registers 4.ALU 5.bus 6.control bus 7.machine language 8.binary system9.bits 10. computer program[Ex 4]1. configuration2. converts3.data bus4.characters5.converts6.synchronize7.circuitry8.internal clock [Ex 5]1.T2. F3.F4.T5.T6.F7.T8.T9.T 10.FUnit 4[Ex 1]1.F2.T3.T4.T5.F6.T7.F8.T9.T 10.F 11.T 12.T 13.F 14.F 15.T 16.F 17.T 18.F 19 T 20.F 21.T 22.F [Ex 2]1. main memory2.RAM3.diskettes/floppy disks; hard disks4.chips5.parity6.expanded,extended7.monochrome 8.cache 9.ROM 10.updated[Ex 3]A. 1.B 2.E 3.C 4.J 5.I 6.H 7.A 8.F 9.G 10.DB. 1.secondary storage 2.buffer 3.access 4.code 5.diskette 6.slots 7.terminals 8.motherboard9.bytes 10.screen[Ex 4]1.desktop2.software3.animation4.transferred5.sophisticatedpatible7.cache8.upgrade[Ex 5]1.T2.F3.T4.T5.F6.T7.F8.T9.T 10.T 11.T 12.T 13.T 14.F 15.F 16.TUnit 5[Ex 1]1.T2.F .3.F4.F5.T6.T7.T8.F9.F 10.T 11.F 12.F 13.T 14.T[Ex 2]1.floppy disks2.disk drive3.revolutions4.bits5.megabytes, gigabyte, terabyte6.density7.sectors8.1.44 [Ex 3]A. 1.H 2.F 3.E 4.D 5.C 6.A 7.B 8.GB. 1.read/write heads 2.read/write heads 3.magnetic tape 4.index 5.disk drivers 6.format 7.clone 8.tracks [Ex 4]1.increment2.spins3.activate4.specification5.magnetize6.overwrite7.contaminated8.mechnism [Ex 5]1.T2.F3.F4.F5.T6.T7.F8.T9.T 10.T 11.F 12.F 13.T 14.T 15.F 16.T 17.F 18.T 19.T 20.TUnit 6[Ex 1]1.F2.T3.F4.T5.T6.T7.F8.T9.T 10.F 11.F 12.F 13.T 14.Fpatible2.hardcopy3.terminal,monitor4.inked ribbon5.line6.Thernal7.Monochrone8.liquid crystal display[Ex 3]A 1.G 2.B 3.I 4.F 5.D 6.H 7.C 8.E 9.J 10.AB 1.printers 2.hard copy 3.CRT 4.hardware 5.pixel 6.output 7.software 8.Line printers 9.plotters10.graphics[Ex 4]1. are attachedpatible3.flexible4.mechanism5.perform6.rotate7.transfer8.video[Ex 5]1.T2.T3.T4.T5.T6.F7.T8.F9.F 10.T 11.T 12.F 13.T 14.T 15.T 16.T 17.F 18.TUnit 7[Ex 1]1.T2.F3.T4.T5.F6.F7.T8.T9.F 10.F 11.F 12.T 13.F 14.T 15.T 16.F 17.T 18.T 19.F 20.F[Ex 2]1.printers, plotters2.graphics3.pins4.pages per minute5.dots per inch6.lines per minute7.non-impact 8.carbon[Ex 3]A. 1.D 2.F 3.B 4.A 5.G .6.E 7.C 8.HB. 1.print wheel 2.Microcomputers 3.ink-jet printer work 5.noise 6.output device7.desktop publishing 8.dot-matrix printers[Ex 4]1.installation2.categorized3.image4.ribbon5.monochrome6.physical7.referred to8.dot[Ex 5]1.F2.T3.F4.T5.F6.T7.F8.T9.T 10.F 11.F 12.T 13.T 14.T 15.FUnit 8[Ex 1]1.T2.T3.F4.T5.T6.T7.F8.T9.F 10.T 11.F 12.F 13.T 14.T 15.F 16.T[Ex 2]1.inputting2.dumb, smart, intelligent3.dumb4.smart5.intelligent6.point-of-sale, automated teller machine7.POS8.terminals9.portable 10.moderms 11.transmitted municate[Ex 3]A. 1.G 2.E 3.A 4.F 5.C 6.B 7.H 8.DB. 1display screen 2.programming 3.telecommunications 4.function keys 5.retrive 6.minicomputers7.moderm 8.automated/automatic[Ex 4]1.intelligent2.verify3.Programmable4.specialized5.identify6.built-in7.high-volume8.are transmitted [Ex 5]1.T2.T3.F4.T5.F6.T7.F8.T9.T 10.T 11.T 12.F 13.T 14.TUnit 9[Ex 1]1.T2.T3.F4.T5.F6.F7.T8.T9.F 10.F 11.T 12.F 13.T 14.F 15.T 16.T 17.T 18.F[Ex 2]1.channels2.electrical pulses or charges, electromagnetic waves, pulses of light3.telephone lines, coaxial cables, microwave systems, satellites systems, fiber optic cables4.telephone linesworks6.atmosphere7.microwave tower8.gigahertz9.digital 10.lightB. 1.noise 2.trnasmission 3.Fiber optics 4.Microwave 5.synchronous 6.optical media7.Coaxial cable 8.digits[Ex 4]municate2.revolves3.detect4.encrypted5.nonconductive6.optical media7.susceptible8.relayed 9.antenna 10.pulses[Ex 5]1.F2.T3.T4.F5.T6.T7.T8.F9.T 10.T 11.F 12.T 13.T 14.T 15.F 16.T 17.T 19.F 20.T 21.F 22.T Unit 10[Ex 1]1.F2.F .3.F4.T5.T6.F7.T8.F9.T 10.T 11.F 12.F 13.T 14.T 15.T 16.F[Ex 2]1.three-dimensional2.joystick3.transmitter4.frames5.virtual[Ex 3]A. 1.C 2.G 3.D 4.H 5.B 6.F 7.A 8.EB. 1.sensors 2.virtual reality 3.software package 4.host computer 5.joystick 6.mouse 7.input 8.transmitter [Ex 4]1.Conveying2.responds3.incorporate4.signals5.performance6.mounted7.cumbersome8.insert[Ex 5]1.T2.f3.T4.F5.T6.T7.T8.T9.F 10.T 11.T 12.T 13.F 14.T 15.T 16.F 17.F 18.F 19.T 20.F 21.F 22.F 23.T 24.T 25.TUnit 11[Ex 1]1.F2.T3.F4.F5.T6.T7.F8.F9.T 10.T 11.F 12.T 13.F 14.T 15.T[Ex 2]1.caller2.audio boards3.directory4.clicking5.IRC[Ex 3]A. 1.F 2.A 3.G 4.B 5.H 6.C 7.I 8.D 9.J 10.EB. 1.update 2.hard disks 3.Audio boards 4.directory 5.menu 6.ports 7.download 8.online9.icon 10.bug[Ex 4]1.fixes2.register3.specify4.created5.remove6.installed7.execute8.to load[Ex 5]1.T2.F3.T4.T5.F6.T7.T8.F9.T 10.F 11.T 12.F 13.T 14.TUnit 12[Ex 1]1.F2.T .3.T4.T .5.F6.F7.T8.T9.F 10.T[Ex 2]pressed2.specify3.screen4.wide5.attributes6.optional7.directory8.subdirectories9.lowercase 10.wildcards 11.prompt 12.target[Ex 3]A. 1.H 2.D 3.G 4.C 5.F 6.B 7.E 8.AB. 1.execute 2.prompt 3.file 4.format 5.backup file pressed 7.parameter 8.lowercase[Ex 4]1.is displayed2.archive3.attribute4.default5.subdirectory6.extension7.abbreviated8.lowercaseUnit 13[Ex 1]1.T2.F .3.F4.T5.T6.T7.T8.F9.T 10.F 11.T 12.F 13.T 14.T 15.T 16.F 17.T 18.F 19.T 20.T[Ex 2]1.executable2.configure3.variables4.download5.double click6.performance7.explorer8.customize 9.log 10.feature[Ex 3]A. 1.A 2.F 3.B 4.G 5.C 6.D 7.E 8.HB. 1.utility program 2.documentation 3.spreadsheet piled 5.virus scanner 6.configuraiotn7.features 8.Viruses[Ex 4]1.infect, being detected2.customized3.folders4.optimizes5.highlighted6.reveal7.prompt8.license[Ex 5]1.T2.F3.T4.F5.T6.T7.T8.F9.F 10.T 11.F 12.T 13.T 14.F 15.F 16.F 17.T 18.T 19.F 20.TUnit 14[Ex 1]1.T2.F .3.T4.F5.F6.F7.T8.F9.T 10.T 11.F 12.T 13.F 14.T 15.T 16.T 17.T 18.T[Ex 2]1.duplicate2.destination3.entriespound, single-entry5.overwrite6.array7.one-dimensional8.two-dimensional9.arrays, table/.DBF[Ex 3]A. 1.E 2.D 3.B 4.C 5.AB. 1.record 2.backup 3.field 4.tables 5.array[Ex 4]1.duplicate2.specific3.source, destination4.current5.path6.assign7.original8.dialog[Ex 5]1.F2.F3.T4.F5.F6.F7.F8.F9.F 10.F 12.FUnit 15[Ex 1]1.F2.T3.T4.T5.F6.T7.T8.T9.F 10.F 11.F 12.T 13.F 14.T[Ex 2]1.browse2.sub-directory3.copyrighted4. custom-written5.unzip6.atrribute7.automatically8.decompressed[Ex 3]A. 1.F 2.G 3.H 4.C 5.D 6.A 7.B 8.EB. 1.profile 2.batch program work-aware program 4.copyright 5.browse 6.platform 7.kit 8.zip [Ex 4]1.formatunch3.Custompressed5.unzip6.licensed7.test-run8.page mode[Ex 5]1.T2.F3.T4.F5.F6.F7.T8.F9.F 10.T 11.T 12.T 13.F 14.T 15.F 16.T 17.F 18.F 19.F 20.T 21.F 22.FUnit 16[Ex 1]1.T2.T3.T4.F5.T6.T7.F8.T 10.F 11.T 12.F[Ex 3]1.entitled2.impractical3.paper4.major5.conveying6.eminet7.suffice8.programming languagepilers 10.to lament 11.coincide 12.successive[Ex 4]1.stumbled across2.were appalled at3.making4.was leveled5.analogous6.in futility7.confusion 8.is focused on[Ex 5]1.F2.T3.T4.T5.F6.F7.T8.T9.F 10.T 11.F 12.T 13.F 14.T。
计算机专业英语作业
计算机专业英语计算机专业英语 练习练习V ocabulary (一)Translate the following words and expressions into Chinese ． 1． O perating system (Operating system (操作系统) 2． white box testing （白盒测试（白盒测试3． hard disk （硬盘）（硬盘） 4． management information system （管理信息系统（管理信息系统5． electronic commerce （电子商务（电子商务6． relational database （关系数据库）（关系数据库）7． software engineering （软件工程（软件工程8． software maintenance （软件维护（软件维护9． menu bar （菜单条（菜单条10. network security （网络安全（网络安全(二)Fill in the blank with the corresponding English abbreviations ．1．只读存储器 2．广域网3．传输控制协议 4．文件传送[输]协议5．通用串行总线 6.6.面面向对象编程7．集成开发环境 8．结构化查询语言9．数据库管理系统 010．．开放系统互连(三)Match the following words and expressions in the left column with those similar in meaning in the right column ．1. application software a ．音频2．machine language machine language b ．应用软件3．structured programming c ．机器语言4。
functional testing functional testing d ．软件测试5．memory memory e ．结构化程序设计6．relational database relational database f ．内存7．firewall firewall g ．功能测试8．software testing software testing h ．关系数据库9．hacker hacker i ．黑客1010．．audio audio j.j.防防火墙Translation Translate the following sentences into Chinese1. There are several applications called Web browsers that make it easy to access the World Wide Web, Two of the most popular being Netscape Navigator and Microsoft ’s Internet Explorer. 2. SQL SQL Server Server Server is is is designed designed designed to to to allow allow allow thousands thousands thousands of of of users users users to to to access access access the the database at the same time and is a true client/server database system. 3. During During the the the last last last few few few years, years, years, it it it has has has been been been realized realized realized that that that maintenance maintenance maintenance of of programs is more expensive than development, so reading of programs by humans is as important as writing them. 4. Some Some applications, applications, applications, such such such as as as Word, Word, allow allow for for for several several several windows windows windows in in in a a special special mode mode mode called called called MDI MDI MDI in in in which which which you you you can can can open open open multiple multiple multiple documents documents within the same application. Translate the following paragraph into Chinese Over the last few decades there has been a tremendous growth in information technology technology and and and its its its impact impact impact on on on everyday everyday everyday life. life. Complex Complex software software software systems systems have have become become become critical critical critical to to to the the the operation operation operation of of of many many many systems systems systems in in in areas areas areas such such such as as banking, communications, manufacturing, power generation, and transportation. Progress Progress in in in computer computer computer science science science and and and accumulated accumulated accumulated experience experience with with industrial industrial industrial production production production of of of software software software have have have led led led to to to the the the emergence emergence emergence of of of software software engineering as a separate discipline. The software engineering discipline has been defined as “the application of systematic, disciplined, quantifiable approaches approaches to to to the the the development, development, development, operation, operation, operation, and and and maintenance maintenance maintenance of of of software.software.software.”” that is, the application of engineering to Software. 计算机专业英语练习答案计算机专业英语练习答案Vocabulary1．操作系统．操作系统 2．白盒测试．白盒测试3．硬盘．硬盘 4．管理信息系统．管理信息系统 5．电子商务子商务6．关系数据库．关系数据库 7 7．软件工程．软件工程．软件工程 8．软件维护．软件维护9．菜单栏．菜单栏 1010．．网络安全络安全1．ROM (Read Only Memory)2．WAN (Wide Area Network)3．TCP: Transmission Control Protocal4．FTP: File Transmission(Transfer) Protocal5．USB : Universal Serial Bus6．OOP : Object Oriented Programming7。
大连理工大学智慧树知到“选修课”《专业英语(计算机英语)》网课测试题答案1
大连理工大学智慧树知到“选修课”《专业英语（计算机英语）》网课测试题答案（图片大小可自由调整）第1卷一.综合考核(共15题)1.Microsoft Office 2000 includes Word, _____, Outlook and FrontPage.A.ExcelB.Power PointC.AccessD.All of the above2.The Internet began as the ARPANET.()A.正确B.错误3.Transistors were a tremendous breakthrough in advancing the computer.()A.正确B.错误4.Click the Print button to print the workbook.()A.正确B.错误5.The keyboard is classified as a of output.()A.正确B.错误6._____ layer just above the internet layer.work InterfaceB.TCPC.Host-to-Host TransportD.Application7.A(n) _____ mouse emits and senses light to detect movement. A.cordlessB.opticalC.cameraD.microphone8.CPU is the soul of a computer.()A.正确B.错误9.A backup program _____.A.makes a copy of files you selectB.returns you to the previous programC.undoes the last change you madeD.None of the above10.A VPN offers the security and full data access of a private WAN, but because it runs over the Internet, it is more affordable and complex.()A.正确B.错误11.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.switches12.TCP/IP refers to a suite of _____.A.systemB.control unitsC.application programsD.data communication protocols13.RAM is a _____ storage.A.permanentB.flashC.temporaryD.expansion14.A location in RAM memory is accessed by its _____.A.contentsB.addressC.storage unitD.storage capacity15.A computer can be broken down into three distinct categories, namely output, and CPU.()A.正确B.错误第2卷一.综合考核(共15题)1.Database management system(DBMS) programs are designed to work with data that is logically structured or arranged in a particular way, known as _____.A.data modelB.databaseC.inationD.data2.Click the open folder button to open an existing workbook.()A.正确B.错误3.The standard protocol used for sending Internet e-mail is called _____. It works in conjunction with POP servers.A.SMTPB.WWWC.TCPD.UDPe the spell checker to correct spelling errors on the worksheet.()A.正确B.错误5.Which of 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)6.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7.Telnet enables users to cute terminal sessions with local hosts.() A.正确B.错误8.A web page is written in a computer language called HTML.()A.正确B.错误9.It wasn't until the 1980's that people began buying computer for personal use.()A.正确B.错误10.Most networks-even those with just two computers also contain a hub or switch to act as a connection point between the computers.()A.正确B.错误11.CD-ROM is an optical technology that is used to make compact disks for CD stereo systems.()A.正确B.错误12._____ is a compiled object-oriented programming language used to write applets.A.CB.C++C.JavaScriptD.Java13.FTP performs basic interactive file transfers between hosts.()A.正确B.错误14.An audio wave is a two-dimensional acoustic wave.()A.正确B.错误15.Which one is an image-editing tool?A.PhotoshopB.WordC.Extreme 3DD.Premiere第1卷参考答案一.综合考核1.参考答案：D2.参考答案：A3.参考答案：A4.参考答案：B5.参考答案：B6.参考答案：C7.参考答案：B8.参考答案：A9.参考答案：A10.参考答案：A11.参考答案：A12.参考答案：D13.参考答案：C14.参考答案：B15.参考答案：A第2卷参考答案一.综合考核1.参考答案：A2.参考答案：A3.参考答案：A4.参考答案：A5.参考答案：B6.参考答案：A7.参考答案：B8.参考答案：A9.参考答案：B10.参考答案：A11.参考答案：A12.参考答案：D13.参考答案：A14.参考答案：B15.参考答案：A。
计算机专业英语模拟试题1参考答案
计算机专业英语模拟试题1参考答案计算机专业英语模拟试题⼀参考答案⼀、词汇（选择⼀个最合适的词汇，将对应的英⽂字母填⼊空格内。
每题1分，共10分）1、B refers to the parts of the computer that you can see and touch.A. SoftwareB. HardwareC. HardshipD. Instruction2、primary memory which is stored on chips located A.A. on the motherboardB. outsideC. inside the processorD. on the CPU3、The display screen is the most common C device used to show you what the computer is doing.A. inputB. printingC. outputD. electronic4、Windows gives you more control over the A you work.A. operationB. wayC. energyD. power5、The most important program on any computer is A.A. Operating SystemB. VirusC. softwareD. Office 20006、There are D separate products that form the Windows 2000。
A. only oneB. twoC. threeA. developedB. decodedC. programmedD. described8、Anti-Virus protects your computer from viruses by C your computer's memory and disk devices.A. deletingB. changingC. scanningD. replacing9、Multimedia will become increasingly D throughout every aspect of our lives.A. passB. preciseC. permitD. pervasive10、Communication through the Internet, the C performs the reverse function.A. A station controller (STACO)B. DTEC. Data communications equipment (DCE)D. CRT⼆、语法——单项选择题（每⼩题1.5分，共15分）1、The girl I saw D brown hair and blue eyes.A. had sheB. she hadC. herD. had2、I didn't hear the phone last night, I D asleep.A. must beB. must have beenC. should beD. should have been3、He was glad to find the fire A brightly.A. burningB. burnedC. to bum4、Though D by what he said ,she didn't believe in him.A. attractingB. she attractedC. attractedD. have been attracted5、 D that ,I could do it much better.A. If I doB. If I were doC. Were I to doD. Were I do6、It was in this very place A I bought the laser printer.A. whereB. whenC. in whichD. that7、He is old enough to tell right C wrong.A. ofB. inC. fromD. to8、 A he did was quite wrong.A. WhatB. ThatC. IfD. Which9、 C , we missed our plane.A. The train being lateB. To be lateC. The train is being lateD. The train which is late10、I wish that I C the concert last night.A. couldB. have attendedC. could have attended三、多选（每⼩题2分，共20分）1、Windows 2000 is abda. new lease of Windows c. the same as Windows NTb. an inventive technology d. used for building a scalable network2、C++ is abc .a. object-oriented c. extended from Cb. procedure-oriented d. a superset of C3、Office automation is ad .a. the application of computer c. communications technologyb. the computer d. used to improve the productivity of people4、Microsoft Office Professional 2000 include abcd .a. Word 2000 c. Excel 2000b. PowerPoint 2000 d. Outlook 20005、Types of media include abd .a. text c. animationb. full-motion video d. audio6、Modem is c .a. a modulator c. a modulator/demodulatorb. a demodulator d. a data set7、The Internet is acd .a. as a common internet c. constrained by a set of IP suiteb. a specific kind of internet d. defined as the network of networks8、Viruses can delay their attack for abcd .a. daysb. weeksc. monthsd. years9、The attributes of the stack are b .a. FIFO c. queueb. LIFO d. built into their circuitry10、With an Internet connection you can get some of the basic services available are：abcda. E-mailb. Telnetc. FTP四、完形填空（选择⼀个最合适的答案，将对应的英⽂字母填⼊空格内。
《计算机专业英语》习题参考答案
《计算机专业英语》习题参考答案Lesson 1I.1. Operating System2. Fetch-evaluate-execute3. Front-side bus4. Dual-core processor5. Basic Input/Output System(BIOS)II.1. 指令是特定各式的二进制数列，它们对于每台机器都是唯一的。
2. CPU是中央处理单元的简称，每个字母分开发音。
3. 大多数计算在中央处理器中进行。
4. 双核是指一个处理器上有两个完整运算内核的CPU。
5. 处理器：是微处理器或CPU的缩写。
6. 集成电路：即芯片，是由半导体材料制成的一种电子设备。
III.1. F2. T3. TIV.1.ALU, CU, Register2.memory3.processor4.the CPULesson 2I.1.Static Random Access Memory(SRAM)2.Dynamic Random Access Memory(DRAM)3.Virtual Memory4.Physical Memory5.Level 1 Cache6.Level 2 Cache7.HDD access speedII.1.动态随机存储器之所以称为“动态”是因为它每秒钟被刷新数千次。
2.RAM：是计算机中存储操作系统、应用程序和当前正是用数据的地方。
3.ROM由计算机中一小块长寿命电池供电。
4.RAM缓存是由高速静态随机存储器构成的存储器。
III.1. F2. F3. F4. TIV.1. non-volatile2. compiler3. volatile4. DRAMLesson 3I.1. Motherboard2. PC Case3. Hard Disk Drive(HDD)4. Optical mouse5. RAM6. Mobile DiskII.1.PC是有很多组件构成的一个系统。
20秋大工《专业英语(计算机英语)》在线作业2答案
1.Click the open folder button to open an existing workbook.()A.正确B.错误答案：A2.Click the Print button to print the workbook.()A.正确B.错误答案：Be the spell checker to correct spelling errors on the worksheet.()A.正确B.错误答案：A4.Click the backward Undo arrow to cancel the first action you performed.()A.正确B.错误答案：B5.The short for MIS is management information system.()A.正确B.错误答案：A6.A network interface on each computer, usually called a network interface card(NIC) or adapter.()A.正确B.错误答案：A7.FTP performs basic interactive file transfers between hosts.()A.正确B.错误答案：A8.Telnet enables users to cute terminal sessions with local hosts.()A.正确B.错误答案：B9.Most networks-even those with just two computers also contain a hub or switch to act as a connection point between the computers.()A.正确B.错误答案：A10.A VPN offers the security and full data access of a private WAN, but because it runs over the Internet, it is more affordable and complex.()A.正确B.错误答案：A11.Microsoft Office 2000 includes Word, _____, Outlook and FrontPage.A.ExcelB.Power PointC.AccessD.All of the above答案：D12.ERP is _____.A.Enterprise resource planning softwareB.Enterprise Application IntegrationC.Electronic Application IntegrationD.None of the above.答案：A13._____ is an operating system similar to Unix.A.Windows NTB.MS-DOSC.OS/2D.Linux答案：D14.A backup program _____.A.makes a copy of files you selectB.returns you to the previous programC.undoes the last change you madeD.None of the above答案：A15.TCP/IP refers to a suite of _____.A.systemB.control unitsC.application programsD.data communication protocols答案：D16.TCP/IP application layer protocols include the following except _____.A.HTTPB.FTPC.UDPD.Telnet答案：C17._____ provides reliable, full-duplex connections and reliable service by ensuring that data is resubmitted when transmission results in an error.A.TCPB.ARPC.UDPD.IP答案：A18._____ layer just above the internet layer.work InterfaceB.TCPC.Host-to-Host TransportD.Application答案：C19._____ are collections of two or more connected computers.A.VPNB.ModemworksD.Cable答案：C20.We abbreviate Virtual Private Networks to _____.A.NICB.VPNC.HUBD.MODEM答案：B。
《计算机专业英语》答案
《计算机专业英语》参考答案Chapter 1 Computer ScienceText AExercises2.(a)out (b)with (c)in (d)in (e)in (f)with (g)for (h)aboutText BExercises3.(a)to (b)now (c)in (d)with (e)out (f)uponText CExercises1.(1)analyze, analytic (2)complicate, complex (3) collaborate, collaborative (4)vary, various (5)introduce, introductory (6)base, basic (7)create, creative (8)differ, different (9)free, freeChapter 2 Discrete Mathematics for Computer ScienceText AExercises1.C48 =70，C38 =562.6*25=1923.if a=0then i f b=0then return(0)else return(1+Add(0,b-1))else if b=0then return(1+Add(a-1,0))else return(1+1+Add(a-1,b-1))4.if Rest(S)=Øthen return(First(S))else if (First(S)<Largest(Rest(S)))return(Largest(Rest(S)))else Return(First(S))5.Now we can define function Concat(S1,S2) as:if(Length(S1)=0)then return(S2)else return(Cons(First(S1), Concat(Rest(S1),S2)))Text BExercises1.[Proof]:According to given conditions, we knowa n = a n-1 + 2na n-1 = a n-2 + 2(n-1)……a2 = a1 + 2*2a1 = 3sum all items in left side, and delete same items in the right side of equations, we can result thata n = 3 + 2（2+3+……+n-1+n）=1+n(n+1)=n2+n+1that is what we conclude.Text CExercises1.（1）depend, dependent (2) correspond, correspondent (3)grow, grown (4)solve, solvent (5) relate, relational (6)recur, recursive (7) validate, valid (8) conclude, conclusive (9) justify, justificative2.(1)connect-disconnect (2)possible-impossible (3)regular-irregular (4)measure-countermeasureChapter 3 Algorithms in the Real WorldText AExercises2. finite, solving, processing, effective, eventually, next, randomly3. by, in, on, in, on, from4. the algorithm can terminate.It is correct for sorting.If the length of array A is n, the time for computation is O(n2)Its memory cost n units.As n increase, its computational cost will become large.Text BExercises3.(1)—(e), (2)—(c), (3)—(d), (4)—(a), (5)—(b)4. inconvenience, incapacity, independence5.We couldn’t have lived without water.Chapter 4 Dictation SystemText AExercises2. forefront, institution, turnaround, boost, embrace, portfolio, handle, portable, issue, stringent3. off, on, from, into, in, to, over, to, on, toText BExercises2.(1)—(h), (2)—(g), (3)—(a), (4)—(j), (5)—(e), (6)—(f), (7)—(b), (8)—(i), (9)—(c), (10)—(d) Text CExercises3. organize,organizationaldictate,dictativeproduce,productiveadministrate,administrativetranscribe, transcriptivesimplify,simplicialimplement,implementativeprotect,protectiveChapter 10 Introduction to ComputersText AⅠ.1. hardware, software2. a Central Processing Unit (CPU), memory, an input device, an output device3. Input devices, Output devices4. An input device5. application software, system softwareⅡ.1. hardware 6. integrated circuit2. software 7. secondary storage3. a Central Processing Unit (CPU) 8. computer system4. application software 9. main memory5. operating system 10. scannerText BⅠ.1. The WYSIWYG2. cell3. finding, fixing4. Formulas5. headings across the top6. character, word, phraseⅡ.1. true 6. false2. true 7. false3. true 8. true4. true 9. true5. false 10. falseText C当使用计算机的时候，你必须知道与它“交流”。
大工14秋《专业英语(计算机英语)》在线测试1答案
D. Memory
正确答案：B
5. The first generation of computer is ( ).
A. vacuum tubes
B. transistors
C. integrated circuits
D. microprocessors
正确答案：A
6. The ( ) is the communications medium for the entire computer system.
A. Processor
B. hardware
C. memory
D. CPU
正确答案：A
12. ( ) performs arithmetic, comparison, and logic operations. It is one part of the CPU.
A. RAM
B. ROM
C. CPU
正确答案：A
17. A ( ) is an electronic device that operates under the control of instructions stored in its own memory, which can according to specified rules, produce results,and store the results for future use.
C. port
D. keyboard
正确答案：B
16. A ( ) is a cable which is capable of carrying signals representing data from one place to another.
[大连理工]20秋《大学英语1(远程英语1)》在线测试3-答案
My grandpa told me briefly what had happened.
[本题参考选择是]:正确
Lily is the taller among her classmates.
[本题参考选择是]:错误
He is curious to know which he said.
The manager will tell you where to get it.
[本题参考选择是]:正确
These foods are become more popular with Chinese.
[本题参考选择是]:错误
[大连理工]20秋《大学英语1（远程英语1）》在线测试3
试卷总分:100 得分:100
一、单选题 (共 20 道试题,共 80 分)
I avoided to talk to him as () as possible.
A.more
B.best
C.much
ual
[本题参考选择是]:C
Peter is not so () as to say that to the whole class.
A.crossissed
D.is cross
[本题参考选择是]:B
Lynn can’t tell () the car is.
A.when
B.that
C.which
D.where
[本题参考选择是]:D
So () a serious problem comes up, your response simlply is to avoid it?
A.where
B.which
C.when
计算机专业英语作业一参考答案
《计算机专业英语》作业一参考答案一、Translate the following words and expressions into English.（20%）1、variable2、transistor3、microprocessor4、database5、instruction6、hardware7、application program 8、operating system9、secondary storage 10、very large scale integrated circuit11、parallel interface 12、sound recognition13、mouse/keyboard 14、printer15、floppy disk drive 16、CD-ROM17、register 18、Input/Output device19、bit/byte 20、clock frequency二、Translate the following words and expressions into Chinese.（20%）1、二进制2、计算机辅助设计3、软件4、算术逻辑单元5、虚拟内存6、太字节7、红外线接口8、高级语言9、磁带10、存储容量11、中央处理器12、小型计算机系统接口13、控制总线14、字15、数据处理器16、十进制17、美国信息交换标准代码 18、中间结果19、当前目录 20、相对路径三、Translate the following screen messages into Chinese.（30%）1、Abort edit (Y/N)?终止编辑（是/否）？2、Abort, Retry, Ignore, Fail?.终止执行，再试，忽略错误，失败？3、Access denied.拒绝存取。
4、A file server could not be found.文件服务器找不到。