C Language : Easy Lessons

Learn C Language in easy way

PART-1

Lesson 1: Overview Detail in C                                        

Introduction
Characteristics
Reason Of Popularity
Why Choose C Language
History Of C Language
Programming Languages Classification
Process To Learn C
Structure Of C Program
C Character Set
Constants & Variables
Types Of Constants
Data Types
Declaration Of C Variables
Keywords And Identifiers In C
Instructions In C Language
Program Execution Instruction
C Tokens
Symbolic Constants
Different Types Of Errors
Header Files In C

Lesson 2: Data Types in C                                            

Introduction

Data Types Used In C Language

Type Conversion In Expressions

Type Casting

Lesson 3: Operators and Expressions                             

Introduction

·         Arithmetic Operators

·         Relational Operators

·         Logical Operators

·         Assignment Operators

·         Increment and Decrement Operators

·         Conditional Operators (Ternary operator) 

·         Bitwise Operators

·         Special Operators

Lesson 4:Decisions Making Statements                         

Different Statements In C

Expression Statements

Compound Statements

Control Statements

Iteration/Conditional Statements (if statements)

if Statement

if-else Statement

Nested if-else Statement

else-if Ladder Statement

Forms of if

Logical Operators

&& (Logical AND) Operator

|| (Logical OR) Operator

! (Logical Not) Operator

Lesson 5: Case Control Structure (Switch Case)              

Decision Making With Switch Case Statement

Rules of switch case statement

Lesson 6: Loops in C                                                                                

Introduction

while loop

for loop

do-while loop

Break Statement

Continue Statement

Goto Statement

Lesson 7: Functions                                                       

Introduction

Why Use Function

Rules Of Functions

Function Prototypes

Types Of Functions

Library functions

User-defined function

Elements Of User-Defined Functions

Function Definition

Function Call

Function Declaration

Different Ways To Use User-Defined Function

Function Declaration and Prototypes

Call by reference & Call by Value

Recursion (Recursive function)

Lesson 8: Storage Classes in C Language                      

Introduction

Types Of Storage Classes

Automatic Storage Class

Register Storage Class

Static Storage Class

External Storage Class

  Reasons To Use Storage Classes

Lesson 9: Array                                                            

Introduction

Operations Performed On Array

Array Declaration

Accessing Elements of an Array

Entering Data into an Array

Reading Data from an Array

Array Initialization

Array Elements in Memory

Bounds Checking (Array Size Checking)

Passing Array Elements to a Function

Call By Value

Call By Reference

Pointers and Arrays

Passing An Entire Array To A Function

Memory Representation Of Array

More Than One-Dimension Array

Initializing 2-Dimesional Array

Memory Map of 2-Dimesional Array

Pointers And 2-Dimensional Array

Three Dimensional Array

Array Of Pointers

Lesson 10: String                                                          

Introduction

String Declaration

String Using Pointer

String I/O Operation

Standard Library String Functions

Explain Some Important Library Functions

Strlen ( )

Strcpy ( )

Strcat ( )

Strcmp ( )

Two Dimensional Arrays Of Characters

 Array Of Pointers To String

Limitation Of Array Of Pointers To Strings

Lesson 11: Pointer                                                          

Introduction

Creating A Pointer

Declaring Pointer Variable

Initializing Pointers

Using Pointers

Pointers And Variable Types

Pointers And Arrays

Array Element Storage

Pointer Arithmetic

Incrementing Pointers

Decrementing Pointers

Other Pointer Manipulations

Array Subscript Operator and Pointers

Lesson 12: Structure                                                     

Introduction

Arrays Vs Structures

Why Use Structure

Declaring A Structure / Initialization Of Structure

Accessing Structure Elements

Structure Initialization

Copying And Comparing Structure Variables

How Structure Elements Are Stored

Array Of Structures

Structures Within Structures

Lesson 13: Union                                                            

Introduction

Defining, Declaring and Initializing Union

Accessing Union Members

Lesson 14: File Handling                                              

Introduction

Input / Output Operations On Files

getc() and putc()

getw() and putw()

fprintf() and fscanf()

feof()

Functions For Random Access To Files

ftell()

rewind()

fseek()

Lesson 15: ASCII Values                                                

PART-2

Practical Programs in C

PART-3

Objective Type Questions