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第74题      2017年下半年 系统架构设计师 上午试卷 综合知识
所属知识点   专业英语       

 
The architecture design specifies the overall architecture and the placement of software and hardware that will be used. Architecture design is a very complex process that is often left to experienced architecture designers and consultants. The first step is to refine the (71) into more detailed requirements that are then employed to help select the architecture to be used and the software components to be placed on each device. In a (72), one also has to decide whether to use a two-tier, three-tier,or n-tier architecture. Then the requirements and the architecture design are used to develop the hardware and software specification. There are four primary types of nonfunctional requirements that can be important in designing the architecture. (73) specify the operating environment(s) in which the system must perform and how those may change over time. (74) focus on the nonfunctional requirements issues such as response time,capacity,and reliability. (75) are the abilities to protect the information system from disruption and data loss, whether caused by an intentional act. Cultural and political requirements are specific to the countries in which the system will be used.
 
 
  A.  Environment requirements
 
  B.  Maintainability requirements
 
  C.  Performance requirements
 
  D.  Virus control requirements
 
 
 

  专业英语 知识点 更多相关真题:    更多>  
 
  第73题    2011年下半年  
   64%
Information systems design is defined as those tasks that focus on the specification of a detailed computer-based solution. Typically, there are four systems design tasks for in-ho..
  第74题    2009年下半年  
   63%
An architectural style defines as a family of such systems in terms of a (71) of structural organization. More specifically, an architectural style defines a vocabulary of (72) and..
  第75题    2013年下半年  
   42%
A system’s architecture is a representation of a system in which there is ;i mapping of (71) onto hardware and software components, a mapping of the (72) onto the hardware ar..
 


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