01

Topic One

The extern storage class is used to give a reference of a global variable that is visible to ALL the program files.

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02

Topic Two

The extern storage class is used to give a reference of a global variable that is visible to ALL the program files.

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03

Topic Three

The extern storage class is used to give a reference of a global variable that is visible to ALL the program files.

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04

Topic Four

The extern storage class is used to give a reference of a global variable that is visible to ALL the program files.

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