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单词 handshake
释义
handshake

Computer
  • An exchange of signals that establishes communications between two or more devices. The handshake synchronizes the devices and allows data to be transferred successfully. The signals have various meanings, including

    ‘I am waiting to transmit.’

    ‘I am ready to receive.’

    ‘I am not ready to receive.’

    ‘I am switched on.’

    ‘The data is available.’

    ‘Data has been read successfully.’

    See also asynchronous interface.


Internet
  • The process whereby two entities on the Internet start the process communicating with each other. The handshake acts as a coordination point for such transfers. Usually the two entities swap information about themselves during the handshake.


Electronics and Electrical Engineering
  • In computing, a general method of controlling the flow of information between two communicating processors or devices in which permission to send is requested and granted before the data are sent, and often an acknowledgement of receipt of data is given after the transmission.


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