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选择题
题目：The fourth generation computers, such as microcomputers, appearing in the mid-1970s, were based on().
题目：The second generation computers, introduced in the early 1960s, were based on().
题目：Modern digital computers can be classified as (), minicomputers, workstations, or microcomputers on the basis of cost and performance（性能）.
题目：One megabyte equals approximately ()
题目：（） have the fastest speed and the largest storage space.
题目：The first generation computers,such as ENIAC, introduced in the early 1950s,were based on()
题目：Modern digital computers can be classified as mainframes,minicomputers, workstations, or
题目：A group of eight bits is called a ()
题目：A digital computer is generally made up of five distinct elements（独立部件）: a central processing unit, input devices, memory storage devices,（） devices, and a bus.
题目：Whereas the decimal system（十进制）is based on 10,the () system is based on 2. There are only two digits in the latter system, 0 and 1.
题目：Modern digital computers can be classified as mainframes,(), workstations, or microcomputers on the basis of cost and performance（性能）.
题目：The third generation computers, dating from the 1960s, were based on().
题目：A program is a sequence of () that tells the hardware of a computer what operations to perform on data.
题目：The first generation of computers is based on ()
题目：A computer program consists of a set of ( ).
题目：We can classify programming languages under two types: low-level languages and ( ) languages.
题目：( ) is an object-oriented language.
题目：A/An ( ) is a low-level language in binary code (二进制代码) that the computer can understand and execute directly.
题目：() is a program that is often used to help find problems in other programs.
题目：High-level languages must first be translated into machine languages before they can be understood and processed by a computer. This job is often done by ( ).
题目：A/An （） is a sequence of code in a program executed repeatedly, either for a fixed number of times or until a certain condition is met.
题目：A/An () is a fixed-size, sequenced collection of elements of the same data type.
题目：系统设计范例可以翻译为system design paradigm
题目：需求分析与定义可以翻译为requirements analysis and definition
题目：探索式编程方法可以翻译为exploratory programming approach
题目：系统文件编制可以翻译为system documentation
题目：瀑布模型可以翻译为water model
题目：system specification短语可以翻译为系统规格说明
题目：unit testing短语可以翻译为单位（或单元、部件）测试
题目：software life cycle短语可以翻译为软件生命周期
题目：system validation testing短语可以翻译为系统验证测试
题目：evolutionary development process短语可以翻译为演化开发过程
题目：硬件与软件支持可以翻译为hardware and software support
题目：专用因特网连接可以翻译为dedicated Internet connection
题目：点分十进制记数法可以翻译为dotted notation
题目：宽带因特网访问可以翻译为broadband Internet access
题目：因特网编址可以翻译为Internet addressing
题目：Among the following domain names, which domain belongs to school?
题目：A ( ) spans a large geographical area.
题目：ISO对应的中文是（ ）。
题目：An IP address is a () address.
题目：“www.hust.edu.cn” is a/an () name.
题目：server farm短语可以翻译为多类型服务器
题目：access protocol术语可以翻译为存取协议
题目：storage area network短语可以翻译为存储区域网
题目：high-throughput computing短语可以翻译为高吞吐（量）计算
题目：云计算提供商可以翻译为cloud computing provider
题目：存储芯片可以翻译为storage chip
题目：基于内部网的私有云可以翻译为intranet-based private cloud
题目：The architecture of a cloud is developed at three layers: infrastructure, platform, and application. The infrastructure （ ） is deployed first to support IaaS (Infrastructure as a Service) services. This layer serves as the （ ） for building the platform layer of the cloud for supporting PaaS (Platform as a Service) （ ）. In turn, the platform layer is a foundation for implementing the layer for SaaS applications. 1.layer 2.foundation 3.services 4.application
题目：The application layer is formed with a collection of all needed software modules for ( ) applications. Service applications in this layer include daily office ( ) work. The application layer is also heavily used by enterprises in business ( ) and sales, consumer relationship management, financial transactions, and ( ) chain management. 1.marketing 2.management 3.SaaS 4.supply
题目：voice recognition module短语可以翻译为语音识别模块
题目：function key术语可以翻译为功能键
题目：touch-sensitive region术语可以翻译为触敏区
题目：address bus术语可以翻译为地址公交车
题目：flatbed scanner短语可以翻译为平板扫描仪
题目：操作系统可以翻译为operating system
题目：液晶显示（器）可以翻译为LCD (liquid crystal display)
题目：喷墨打印机可以翻译为inkjet printer
题目：数据总线可以翻译为data road
题目：串行连接可以翻译为 serial connection
题目：There are there type of application programs to translate source code into objiect code.They are compilers，interpreters，and（ ）.
题目：A( ）translate all the source code of a program written in a high-level language into object code prior to the execution of the program.
题目：is a program that is often used to help find problems in othe programs.
题目：is a sequence of code in a program executed repeatedly，either for a fixed number of times or until a certain condition is met.
题目：When you install a new device in a computer，you have to add the correct device（ ）to the operating system to allow the computer to communicate with the device.
题目：应用程序可以翻译为application program
题目：实用程序可以翻译为useful program
题目：逻辑程序可以翻译为logic program
题目：墨盒 可以翻译为ink cartridge
题目：程序的存储与执行可以翻译为program storage and execution
题目：Data storage traditionally used individual，unrelated files，sometimes called （ ）files.
题目：A DBMS is a combination of five components：hardware,software，（ ），users，and procedures.
题目：The three-level architecture for a DBMS discussed in the text consists of the internal，（ ），and external levels.
题目：In the relational database model,data is organized in two-dimensional （ ）called relations.
题目：While trying to keep the advantages of the relational model，an object-oriented database allows applications to access （ ）data.
题目：（ ）refers to the parts of the computer that you can see and touch.
题目：The most important program on any computer is ( )
题目：A ( ) copy is a copy of a current file made in order to protect against loss or damage.
题目：The infamous “Michelangelo”( ) strikes thousands of computers every year on March 6th.
题目：For some time, we’ve been experiencing some ( ) in this particular program. It cannot run in a normal way.
题目：When you send a document electronically, you can also sign it. This is called ( ) signature.
题目：To access a page on the WWW, one needs a ( )
题目：The display screen is the most common ( )device used to show you what the computer is doing.
题目：Anti-Virus software protects your computer from viruses by ( ) your computer’s memory and disk devices.
题目：Threats to computer security are computer crimes (including viruses and electronic break-ins) and natural and other hazards. 对上面句子翻译最准确的是（ ）
答案：
A、计算机安全面临的威胁是计算机犯罪（包括病毒和电子闯入）以及自然与其他危害。