《计算机专业英语1235》1.Consumption of the total life-cycle effort i...

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川大《计算机专业英语1235》17春在线作业1答案

一、单选题：
1.Consumption of the total life-cycle effort in software maintenance is(    ) that in software development.          (满分:2)
    A. less than
    B. larger than
    C. equal or less  than
    D. equal or larger than
2.CAD(    ).          (满分:2)
    A. Computer-Access Device
    B. Computer-Aided Design
    C. Computer-Access Diagnosis
    D. Computer-Access Detection
3.One machine cycle in RISC has(    ).          (满分:2)
    A. two machine instructions
    B. three machine instructions
    C. one machine instructions
    D. four machine instructions
4.Process planning and production planning and control are located on(    ).          (满分:2)
    A. the hub
    B. the outer ring
    C. the inner ring
    D. anywhere
5.CASA(    ).          (满分:2)
    A. Computer-Assisted System Association
    B. Computer and Automated System Association
    C. Canadian Aeronautics and Space Agency
    D. Civil Air Service Agency
6.Which one is an image-editing tool(    )?          (满分:2)
    A. Photoshop
    B. Word
    C. Extreme 3D
    D. Premiere
7.Which one is a moviemaking tool(    )?          (满分:2)
    A. Photoshop
    B. Word
    C. Extreme 3D
    D. Premiere
8.HTML is(    ).          (满分:2)
    A. Hypertext Markup Logic
    B. Hypertext Markup Language
    C. Hypertext Markup Link
    D. Hypertext Markup Line
9.If every line etched into the silicon die could be shrunk in one-fourth ,the same circuit could be built in(    ).          (满分:2)
    A. one-fourth
    B. one-eighth
    C. one-sixteenth
    D. one-thirty second
10.Which one is a sound-editing tool(    )?          (满分:2)
    A. Photoshop
    B. Word
    C. Extreme 3D
    D. Premiere
二、多选题：
1.The Collect and Paste can be used(    ) .          (满分:2)
    A. to cut or copy E-mail message
    B. to collect objects
    C. within a single Office 2000 application
    D. among multiple Office 2000 applications
2.Any graph can be represented by(    ).          (满分:2)
    A. points
    B. squares
    C. lines
    D. angles
3.A virus program often remains(    ).          (满分:2)
    A. dormant
    B. open
    C. hidden
    D. awaked
4.The main goals of research in software engineering are(    ) .          (满分:2)
    A. development of usable software standards
    B. development of accepted applicable standards
    C. development of generally applicable standards
    D. to overcome the major hurdle in the path of software management
5.Technique of control token can be used to the(    )networks.          (满分:2)
    A. bus
    B. hub
    C. ring
    D. tree
6.Software design may(    ).          (满分:2)
    A. be a creative process
    B. not be learned from a book
    C. be learned from a book
    D. require a creative amount of flair
7.We can use Microsoft Word to(    ).          (满分:2)
    A. access Web pages
    B. insert a hyperlink to a Web page
    C. create a 3-D column chart
    D. retrieve pictures from other Web pages
8.Hub topology is(    ).          (满分:2)
    A. a ring
    B. a variation of the bus
    C. the most widespread topology for LANs
    D. called hub/tree topology sometimes
9.Modem is(    ).          (满分:2)
    A. a modulator
    B. a demodulator
    C. a modulator/ demodulator
    D. a data set
10.The virus execution is(    ).          (满分:2)
    A. the virus activation
    B. the code not directly concerned with infecting a system
    C. the initiation of the portion of the virus
    D. the code directly concerned with infecting a system
11.SQL Server(    ).          (满分:2)
    A. is a client/server RDBMS
    B. consists of the physical storage of data
    C. consists of the SQL Server’s services
    D. is a file server
12.Analysis activities of software maintenance involve(    ).          (满分:2)
    A. understanding the scope of a desired change
    B. understanding the effect of a desired change
    C. understanding the constraints on making the change
    D. redesigning the product
13.Data terminal equipment(DTE) is used to(    ).          (满分:2)
    A. perform parallel-to-serial conversion for transmission
    B. perform parallel-to-serial conversion for reception
    C. perform serial-to-parallel conversion for transmission
    D. perform serial-to-parallel conversion for reception
14.According to the physical size of computers we can classify the computers into(    ).          (满分:2)
    A. microcomputer
    B. minicomputer
    C. mainframe
    D. supercomputer
15.A structured data type is that(    ) .          (满分:2)
    A. its values are not decomposable
    B. its values are decomposable
    C. its values are not composed of component elements
    D. it is a data structure
16.Windows 2000 has the key technologies, they are(    ).          (满分:2)
    A. active directory
    B. security
    C. flat directory
    D. enterprise management
17.A microprocessor with a microprogrammed instruction set consist of(    ).          (满分:2)
    A. main memory
    B. control-memory unit
    C. control logic unit
    D. arithmetic-logic unit
18.Maintenance activities include(    ).          (满分:2)
    A. making enhancements to software products
    B. developing a new software product
    C. correcting problems
    D. adapting products to new environments
19.Supporting documents include(    ).          (满分:2)
    A. user’s manual
    B. design specification
    C. principles of operation
    D. test plan
20.Symbols used in program flowcharts include(    ).          (满分:2)
    A. processing
    B. terminal
    C. loop
    D. decision
三、判断题：
1.High-lever language programs may be used with the same makes of computers with little modification.          (满分:2)
    A. 错误
    B. 正确
2.Telephone network is a packet switching network.          (满分:2)
    A. 错误
    B. 正确
3.The importance of the laser printer was that a high-quality final product could be produced without the need for traditional typesetting processes.          (满分:2)
    A. 错误
    B. 正确
4.A database is a collection of logically related data elements.          (满分:2)
    A. 错误
    B. 正确
5.A general-purposes bus is point-to-point between two physical devices.          (满分:2)
    A. 错误
    B. 正确
6.Multimedia is any combination of test, graphic art, sound, animation, and video delivered to you by computer or other electronic means.          (满分:2)
    A. 错误
    B. 正确
7.AI is a new methodology which use the ideas and methods of computation.          (满分:2)
    A. 错误
    B. 正确
8.In a large system we should test the interface among the modules first.          (满分:2)
    A. 错误
    B. 正确
9.We usually call the computers in a WAN hosts or end systems.          (满分:2)
    A. 错误
    B. 正确
10.The most powerful CAD package can be used to design and represent 3D objects.          (满分:2)
    A. 错误
    B. 正确
11.The programs in a DBMS package establish an interface between the database itself and the user of the database.          (满分:2)
    A. 错误
    B. 正确
12.C++ is a object-oriented language(    ).          (满分:2)
    A. 错误
    B. 正确
13.An acceptance test should be performed by programmers joining with customers.          (满分:2)
    A. 错误
    B. 正确
14.MIDI data are digitized sound; they are shorthand representation of music stored in numeric form.          (满分:2)
    A. 错误
    B. 正确
15.MRP Ⅰ was a feedback loops between inputs and outputs.          (满分:2)
    A. 错误
    B. 正确
16.We should concern the metrical properties when we use graph theory.          (满分:2)
    A. 错误
    B. 正确
17.Data warehouse platform should be tuned for quick recovery purpose.          (满分:2)
    A. 错误
    B. 正确
18.Ink-jet plotters can only produce hard-copy raster images in B/W.          (满分:2)
    A. 错误
    B. 正确
19.The term interoperability means the ability of the same computing systems.          (满分:2)
    A. 错误
    B. 正确
20.Data warehouse needs the transaction-level database recovery.          (满分:2)
    A. 错误
    B. 正确
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