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根据下面的文字资料回答 71~75 题

In the following essay,each blank has four choices.Choose the most suitable one from the four choices and write down in the answer sheet.A( 1 )is basically an end point of a communication link between two applications.Sockets that extend over a network connect two or more applications running on separate computer sat tached to the network.Asocket( 2 )twoaddresses:( 3 ).Sockets providea ( 4 )communication channel between one or more systems.There are stream and datagram sockets separately using TCP and( 5 ).

第6题:文中( 1 )处正确的答案是(  )。

  • A.program
  • B.UDP
  • C.socket
  • D.TCP
参考答案
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第9题:文中( 4 )处正确的答案是(  )。

  • A.full-duplex
  • B.half-duplex
  • C.simplex
  • D.complex

第8题:文中( 3 )处正确的答案是(  )。

  • A.Email address and IP address
  • B.MAC address and port address
  • C.MAC address and IP address
  • D.port number and IP address

第7题:文中( 2 )处正确的答案是(  )。

  • A.is made of
  • B.composed of
  • C.is composed of
  • D.is consisted of

第5题:文中( 5 )处正确的答案是(  )。

  • A.Buffer
  • B.Source-quench messages
  • C.Buffering
  • D.Windowing

第4题:文中( 4 )处正确的答案是(  )。

  • A.Buffer
  • B.Source-quench messages
  • C.Buffering
  • D.Windowing

第2题:文中( 2 )处正确的答案是(  )。

  • A.transmitting devices
  • B.transmitted devices
  • C.receiving devices
  • D.received devices

第3题:文中( 3 )处正确的答案是(  )。

  • A.Buffer
  • B.Source-quench messages
  • C.Buffering
  • D.Windowing

第1题:文中( 1 )处正确的答案是(  )。

  • A.transmitting devices
  • B.transmitted devices
  • C.receiving devices
  • D.received devices
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