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计算机
The term computer describes a device made up of a combination of electronic components.By itself,a computer has no ( )and is
The term computer describes a device made up of a combination of electronic components.By itself,a computer has no ( )and is
admin
2019-10-12
42
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.
A system approach is used to define,describe,and solve a problem or to meet a(an) ( ).
选项
A、decision
B、need
C、standard
D、objective
答案
D
解析
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