C Programming

Understand how computers really work — the foundation almost every other language builds on.

C programming syllabus

Ten modules, from your first program to file handling and the preprocessor.

Module 01

Introduction to C

History and importance of C
Structure of a C program
Compilation and execution process

Module 02

Data types and variables

Basic data types
Constants and literals
Variable declaration and initialization
Type conversions

Module 03

Operators and expressions

Arithmetic, relational, logical, bitwise operators
Assignment operators
Conditional and increment/decrement operators
Operator precedence and associativity

Module 04

Control statements

if, if-else, nested if
switch-case
Loops: for, while, do-while
break, continue, goto

Module 05

Functions

Function declaration and definition
Function call and return
Parameter passing (call by value)
Recursion

Module 06

Arrays and strings

1D and 2D arrays
Character arrays and strings
String-handling functions

Module 07

Pointers

Pointer basics
Pointer arithmetic
Pointers and arrays
Pointers to functions

Module 08

Structures and unions

Structure declaration and initialization
Arrays of structures
Nested structures
Unions

Module 09

File handling

File operations: open, close, read, write
File pointers
Text vs binary files

Module 10

Preprocessor directives

#define, #include, #ifdef, #ifndef
Macros and header files

Practice questions

Write a program to check whether a number is prime or not.
Write a function to calculate the factorial of a number using recursion.
Implement a program to reverse a string without using library functions.
Create a C program to find the largest and smallest elements in an array.
Write a program that uses pointers to swap two numbers.
Design a structure for student information and display data for five students.
Write a C program to copy content from one file to another.
Develop a menu-driven calculator using switch-case statements.
Write a program to demonstrate passing an array to a function.
Implement a simple program to demonstrate the use of macros and conditional compilation.