In the following essay, each blank has four choices. Choose the most suitable one from the four choices and write down in the an

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问题 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 socket 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(66)computers attached to the network. A socket(67)two addresses:(68). Sockets provide a(69)communication channel between one or more systems.
There are(70)sockets separately using TCP and UDP.

选项 A、Email address and IP address
B、MAC address and port address
C、MAC address and IP address
D、port number and IP address

答案D

解析

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本试题收录于：网络工程师上午基础知识考试题库软考中级分类

网络工程师上午基础知识考试

软考中级

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