C Programming Language

Home › Structure of a C Program

Structure of a C Program

Updated: 2026-07-05

Introduction

Structure of a C Program is a complete beginner-friendly tutorial on Structure of C Program. It is designed for BTech, diploma, viva, practical exams and placement preparation.

Definition

Structure of C Program is an important concept of C programming that helps students understand programming logic, syntax, memory and problem solving.

Real Life Example

Real-life example: A C program works like a recipe. Each statement gives one clear instruction to the computer.

C Program Example

#include <stdio.h>

struct Student{int roll; char name[30];};
int main(){struct Student s={101,"Rahul"}; printf("%d %s",s.roll,s.name); return 0;}

Output

Sample output will appear according to the program and input.

Viva Questions

  1. Define Structure of C Program.
  2. Give one example of Structure of C Program.
  3. What are common mistakes in Structure of C Program?

MCQs

  1. Structure of C Program belongs to which programming language? Answer: C Programming
  2. Which function is the entry point of a C program? Answer: main()