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  1. Which one of the following function returns the port number of a specified service?

    2. A.

     getportname()
    B.

     getservername()
    C.

     getserverbyname()
    D.

     getservbyname()

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    Workspace

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    Answer : Option D

    Explanation :

    Example- getservbyname(“http”,”tcp”) will return 80.

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