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  第73题      
  章/节:   专业英语       

 
A transport layer protocol has several responsibilities. One is to create a process-to-process (program-to-program) communication; TCP uses port(71)to accomplish this. Another responsibility of a transport layer protocol is to create a(72)and error-control mechanism at the transport level.TCP uses a sliding(73)protocol to achieve flow control. It uses the acknowledgment packet, time-out, and retransmission to achieve(74)control.The transport layer is also responsible for providing a connection mechanism for the application program. The application program sends(75)of data to the transport layer.It is the responsibility of the transport layer at the sending station to make a connection with the receiver.
 
 
  A.  path
 
  B.  window
 
  C.  frame
 
  D.  diagram
 
 
 

 
  第74题    2012年下半年  
   57%
A management domain typically contains a large amount of management information. Each individual item of(71)information ..
  第73题    2016年上半年  
   58%
The use of network(71),systems that effectively isolate an organization's internal network structure from an(72)netw..
  第72题    2010年上半年  
   71%
Both bus and tree topologies are characterized by the use of multipoint(71).For the bus, all stations attach, through ap..
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