The term computer describes a device made up of a combination of electronic components.By itself,a computer has no ( )and is

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问题 The term computer describes a device made up of a combination of electronic components.By itself,a computer has no (    )and is referred to as hardware,which means simply the physical equipment.The hardware can’t be used until it is connected to other elements,all of which constitute the six parts of a computer-based information system,hardware,software,data/information,people,procedures and communications.
A system is defined as a collection of related components that(    )to perform a task in order to accomplish a goal.Any organization that uses information technology will have a computer-based information system to provide managers(and various categories of employees with the appropriate kind of information to help them make decisions.
Systems analysis and design is to ascertain how a system works and then take st印S to make it (    )Often,a system approach is used to define,describe,and solve a problem or to meet a(an) (    ).
From time to time,organizations need to (    ) their information systems,in,response-to new marketing opportunities,modified government regulations,the introduction.of new technology,merger with another company,or other developments.When change is needed,the time is ripe for applying the principles of systems analysis and design.
From time to time,organizations need to (    ) their information systems,in,response-to new marketing opportunities,modified government regulations,the introduction.of new technology,merger with another company,or other developments.When change is needed,the time is ripe for applying the principles of systems analysis and design.

选项 A、modify
B、replace
C、Change
D、transfer

答案C

解析 计算机一词是指由电子元件组合而成的装置。计算机本身没有(    )被称为硬件,意思是简单的物理设备。硬件必须连接到其他元素才能使用,所有这些元素都构成了基于计算机的信息系统、硬件、软件、数据、信息、人员、程序和通信的六个部分。系统被定义为相关组件的集合,这些组件(    )执行任务以实现目标。任何使用信息技术的组织都将拥有一个基于计算机的信息系统,为经理(以及各类员工)提供适当类型的信息,以帮助他们做出决策。系统分析和设计是为了确定一个系统是如何工作的,然后采取措施使它(    ),经常,系统方法被用来定义、描述和解决一个问题或满足一个(    ),有时,组织需要不时地(    )他们的信息系统,峰响应新的营销机会、政府法规的变更、引入新的技术与其他公司的合并或其他发展。当需要变更时,应用系统分析和设计原则的时机已经成熟。   
A.信息    B.软件    C.智能      D.数据
A.交互    B.工作    C.连接      D.变更
A.改进    B.更好    C.好        D.最好
A.决定    B.需要    C.标准      D.目标
A.修改    B.替换    C.更新      D.传输
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