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Asked by Gowre Last Modified
Answer 
Simply says function is called sub program.
When we call the function then only it will execute.
1. No argument passing and no return
2. Argument passing but no return
3. Argument passing and return also
4. No argument passing but return the value.
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In C programming, a "calling function" refers to a function that invokes (calls) another function to perform a specific task or calculation. Here’s a breakdown of how calling functions work in C:
Function Definition:
void if the function doesn't return a value), optional parameters (also called arguments), and a body containing statements that define what the function does.Function Prototype (Declaration):
Function Call:
() and any required arguments inside the parentheses. This is known as calling or invoking the function.
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