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Discussion :: Declarations and Initializations

  1. If the definition of the external variable occurs in the source file before its use in a particular function, then there is no need for an extern declaration in the function.

    2. A.
    True
    B.
    False

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    Answer : Option A

    Explanation :

    True, When a function is declared inside the source file, that function(local function) get a priority than the extern function. So there is no need to declare a function as extern inside the same source file.

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