C Programming Function Declaration
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Questions and Answers

What is the advantage of using functions instead of copy-paste coding?

  • It increases the execution speed
  • It allows for code reuse (correct)
  • It makes the code shorter
  • It reduces the chance of errors

What is the purpose of a function declaration?

  • To optimize the function's performance
  • To specify the function's return type and parameters (correct)
  • To define the function's implementation
  • To invoke the function

What is function overloading?

  • When multiple functions have the same name but different parameters (correct)
  • When a function is called recursively
  • When a function is passed by reference
  • When a function returns multiple values

What is the significance of argument types in function invocation?

<p>It ensures the correct parameter values are passed (D)</p> Signup and view all the answers

What is the difference between call-by-value and call-by-reference?

<p>Call-by-value passes a copy of the value, while call-by-reference passes a reference to the original value (D)</p> Signup and view all the answers

What is the purpose of a function prototype?

<p>To specify the function's return type and parameters (C)</p> Signup and view all the answers

What is the result of returning a value from a function?

<p>The value is passed to the calling function (A)</p> Signup and view all the answers

What is recursion in the context of functions?

<p>When a function calls itself repeatedly (B)</p> Signup and view all the answers

What is the difference between a user-defined function and a built-in function?

<p>A user-defined function is defined by the user, while a built-in function is provided by the programming language (A)</p> Signup and view all the answers

What is the purpose of the return statement in a function?

<p>To pass a value to the calling function (B)</p> Signup and view all the answers

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