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  1. What is the scope of an external variable?
    1. From the point of declaration to the end of the file being compiled
    2. Any source file in a program
    3. From the point of declaration to the end of the file in which it is defined
    4. Whole source file in which it is defined
    5. None of these
Correct Option: A

From the point of declaration to the end of the file being compiled


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