免费智能真题库 > 历年试卷 > 数据库系统工程师 > 2014年上半年 数据库系统工程师 上午试卷 综合知识
  第73题      
  章/节:   计算机专业英语       

 
Cloud computing is a phrase used to describe a variety of computing concepts that involve a large number of computers (71)through a real-time communication network such as the Internet.In science,cloud computing is a (72)for distributed computing over a network,and means the (73)to run a program or application on many connected computers at the same time.
The architecture of a cloud is developed at three layers: infrastructure,platform,and application,The infrastructure layer is built with virtualized compute,storage,and network resources.The platform layer is for general-purpose and repeated usage of the collection of software resources.The application layer is formed with a collection of all needed software modules for SaaS applications.The infrastructure layer serves as the(74)for building the platform layer of the cloud. In turn,the platform layer is a foundation for implementing the(75)layer for SaaS applications.
 
 
  A.  ability
 
  B.  applroach
 
  C.  function
 
  D.  method
 
 
 

 
  第71题    2015年上半年  
   63%
Why Have Formal Documents?
First, writing g the decisions down is essential. Only when one writes do the gaps appe..
  第71题    2012年上半年  
   62%
At a basic level, cloud computing is simply a means of delivering IT resources as (71). Almost all IT resources can be d..
  第75题    2015年上半年  
   73%
Why Have Formal Documents?
First, writing g the decisions down is essential. Only when one writes do the gaps appe..
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第73题    在手机中做本题