Q45 What is function prototype? July 17, 2015 Gyantoday Most Important Interview Questions In C Leave a comment Please click on the link to know about function prototype. Share this: RelatedQ51 What does printf() and scanf() return?July 18, 2015In "Most Important Interview Questions In C"Q47 What is function declaration and function definition?July 17, 2015In "Most Important Interview Questions In C"Q38 What is storage class and its type?July 16, 2015In "Most Important Interview Questions In C"