大工10秋《专业英语（计算机英语）》在线作业1
试卷总分：100       测试时间：--
 单选题 判断题  答案在下面附件内

一、单选题（共 10 道试题，共 50 分。）V 1.  ( ) consists of the raw facts and figures that are processed into information.
A. Data
B. Hardware
C. Software
D. Procedure
      满分：5  分
2.  ( ) are hardware components that can convey information to a user in a form that they can use.
A. Output devices
B. Input devices
C. Keyboard
D. USB
      满分：5  分
3.  ( ) also called main memory, primary storage, RAM, is an internal storage area in the computer, where data and programs designed for immediate processing are held.
A. Software
B. Hardware
C. Memory
D. Mainframe
      满分：5  分
4.  ( ) stands for American Standard Code for Information Interchange.
A. ALU
B. ASCII
C. CISC
D. CPU
      满分：5  分
5.  ( ) are output devices that print characters, symbols, and graphics on a physical medium such as paper and a transparency file.
A. Display devices
B. Flat panel monitors
C. Printers
D. none of the above
      满分：5  分
6.  ( ) is a holding area for data, instructions, and information.
A. Memory
B. Input devices
C. Output devices
D. CPU
      满分：5  分
7.  ( ) is the electronic device that interprets and carries out the basic instructions that operate the computer.
A. Processor
B. Keyboard
C. USB
D. none of the above
      满分：5  分
8.  The first computers used ( ) for circuitry and magnetic drums for memory, and were often enormous, taking up entire rooms.
A. vacumm tubes
B. transistors
C. integrated circuits
D. microprocessors
      满分：5  分
9.  ( ) is a computer program made up of a sequence of detailed instructions designed to direct a computer to perform certain functions.
A. Software
B. Hardware
C. Memory
D. Mainframe
      满分：5  分
10.  ( ) also called a Personal computer or PC, defines a computer, which is designed for general use by a single person. It can perform all of its inputting, processing, outputting, and storage activities by itself.
A. Microcomputer
B. Supercomputer
C. Mainframe
D. Minicomputer
      满分：5  分

二、判断题（共 10 道试题，共 50 分。）V 1.  The first generation of computer is vacuum tubes.
A. 错误
B. 正确[url=http://www.vu80.com]答案[/url]
      满分：5  分
2.  A computer 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.
A. 错误
B. 正确
      满分：5  分
3.  RAM stands for Read Only Memory, it is the computer memory on which data has been prerecorded.Once data has been written on a RAM chip, it cannot be removed and can only be read.
A. 错误
B. 正确
      满分：5  分
4.  Input devices are the peripherals that allow users to enter data, programs, commands, and user responses into a computer and transform them into a suitable form for processing.
A. 错误
B. 正确
      满分：5  分
5.  CPU stands for Central Processing Unit. It performs the system's calculating and processing.
A. 错误
B. 正确
      满分：5  分
6.  ROM stands for Random Access Memory.It is the main location for holding programs and data that the CPU is presently processing.
A. 错误
B. 正确
      满分：5  分
7.  A keyboard is the primary input device. It is used for entering letters, numbers and commands into the system.
A. 错误
B. 正确
      满分大工10秋《专业英语（计算机英语）》在线作业2
试卷总分：100       测试时间：--
 单选题 判断题 

一、单选题（共 10 道试题，共 50 分。）V 1.  ( ), in analog transmission, the height of a wave within a given period of time.
A. Amplitude
B. Bandwidth
C. Frequency
D. none of the above
      满分：5  分
2.  ( ), also called communications network; a system of interconnected computers, telephones, or other communications devices.
A. Protocol
B. Node
C. Packet
D. Network
      满分：5  分
3.  ( ) convert the programming instructions into a language that computers understand and process.
A. Language translators
B. Utilities programs
C. System software
D. Operating system
      满分：5  分
4.  ( ), to send files from a user's microcomputer to another computer. Compare with download.
A. Upload
B. Telecommuting
C. Hypertext
D. Online service
      满分：5  分
5.  ( ) is a set of programs that controls and runs the operation of the computer hardware and provide an interface through which the user communicates with the computer.
A. System software
B. Application software
C. Operating system
D. none of the above
      满分：5  分
6.  ( ), underlined words or highlighted items in a Web site's page that indicate links to other sites(Via hypertext).
A. Hyperlinks
B. Upload
C. Online service
D. none of the above
      满分：5  分
7.  ( ), communications network that covers a geographic area with a size of a city or a suburb.
A. MAN
B. LAN
C. WAN
D. none of the above
      满分：5  分
8.  ( ), communications network that covers a wide geographical area, such as a state or a country.
A. LAN
B. MAN
C. WAN
D. none of the above
      满分：5  分
9.  ( ) are specialized programs designed to allow particular input or output devices to communicate with the rest of the computer system.
A. Utilities programs
B. System software
C. Operating system
D. Device drivers
      满分：5  分
10.  ( ), type of local area network in which all microcomputers and other communications devices are connected to a central node, such as a file server.
A. Bus network
B. Star network
C. Ring network
D. Hybrid network
      满分：5  分

：5  分
8.  ALU performs arithmetic, comparison, and logic operations. It is one part of the CPU.
A. 错误
B. 正确
      满分：5  分
9.  A bus is a cable which is capable of carrying signals representing data from one place to another.
A. 错误
B. 正确
      满分：5  分
10.  Hardware refers to the physical equipment that can perform the basic functions contained within the data processing cycle.
A. 错误
B. 正确
      满分：5  分

二、判断题（共 10 道试题，共 50 分。）V 1.  Two types of software are system software and application software.
A. 错误
B. 正确
      满分：5  分
2.  In full-duplex mode, the communication is unidirectional, like a one-way street. Only one of the two stations on a link can transmit;the other can only receive.
A. 错误
B. 正确
      满分：5  分
3.  A router is a highly intelligent device that supports connectivity between both like and unlike LANs,and between LANs and WANs or MANs.
A. 错误
B. 正确
      满分：5  分
4.  The operating system is automatically loaded into RAM soon after you turn on, or "boot" the computer.
A. 错误
B. 正确
      满分：5  分
5.  Linux is an operating system similar to Unix that is becoming more and more popular.
A. 错误
B. 正确
      满分：5  分
6.  Data recovery programs are used to recover deleted or damaged(corrupted) files.
A. 错误
B. 正确
      满分：5  分
7.  WAN is an acronym for local area network.It is a group of computers and other devices dispersed over a relatively limited area and connected by a communications link.
A. 错误
B. 正确
      满分：5  分
8.  The CPU executes programs coded in a lower level language called the machine language.
A. 错误
B. 正确
      满分：5  分
9.  Software also called a program, is the series of computer language coded instructions that tells the computer how to perform tasks.
A. 错误
B. 正确
      满分：5  分
10.  A compilier is software that looks at an entire high-level program before translating it into machine language.
A. 错误
B. 正确
      满分：5  分