C++ Programming Language

C++ is a computer programming language developed by Bjarne Stroustrup as an extension of the C language. It is known for is fast speed, low level memory management and is often taught as first programming language. It provides:

• Hands-on application of different programming concepts.
• Similar syntax to C and other popular languages making it easier to switch.

Example Program

The below code shows the simplest C++ program that you can run to print some text on the console screen.

#include <iostream>
using namespace std;
int main() {
    cout << "Hello World";
    return 0;
}

Hello World

This C++ tutorial is designed to provide a guide for easy and efficient learning of both core and advanced concepts of C++. Each concept is explained with simple illustrations and practical code examples that can be executed easily. This tutorial also provides quizzes in each section to test your understanding. Let's start!

C++ Fundamentals

This section guides you through the basic concepts of C++ programming. It covers topics that teaches you to write your first program, manage data, perform different operations and control the flow of the program.

• Introduction
• Identifiers
• Keywords
• Variables
• Data Types
• Quiz: Basics | Variables and Data Types
• Operators
• Basic Input / Output
• Quiz: Operator | Input Output
• Conditional Statements
• Loops
• Quiz: Control Statements | Loops

C++ Function

Functions allow users to divide the program into multiple blocks each performing a specific task. This section teaches you how to work with functions to write a modular and reusable code.

• Functions
• Parameter Passing Techniques
• Default Arguments
• Recursion
• Inline Functions
• Lambda Expression
• Quiz: Functions

Compound Data Types

Compound data types are created from the built-in data types. This section guides you through important compound data types such as array, strings, pointer and structures that helps in managing complex real-world data.

• Arrays
• Pointers
• References
• Quiz: Array | Pointer | Reference
• Strings
• Structures
• Unions
• Enumeration
• Quiz: Strings | Structure and Union

Dynamic Memory Management

C++ allows the low-level memory manipulation using pointers and dynamic memory allocation/deallocation operators. This section guides you through the basis of dynamic memory management.

• Dynamic Memory Management
• new and delete Operators
• Memory Leak
• Quiz: Dynamic Memory Management

Object Oriented Programming (OOPs) in C++

This section covers key concepts of Object-Oriented Programming (OOPs) in C++ such as classes, objects, encapsulation, inheritance, polymorphism, and abstraction.

• Object Oriented Programming (OOPs)
• Classes and Objects
• Encapsulation
• Polymorphism
• Inheritance
• Abstraction
• Quiz: OOPs Quiz

C++ Standard Template Library (STL)

This section covers Standard Template Library (STL) which is an in-built library that provides a set of commonly used data structures such as vectors, lists, stacks, queues, maps, etc. and algorithms that enhance productivity and performance.

• Templates
• Standard Template Library (STL)
• Algorithms
• Containers
• Iterators
• Vector
• Stack
• Queue
• Map
• Set
• Quiz: STL Quiz

Exception Handling in C++

Exception handling are the techniques to handle runtime errors efficiently. This section covers how to handle exceptions to prevent crashes and improve the reliability of applications.

• Exception Handling
• Exception Handling using Classes
• Stack Unwinding 
• User-Defined Exceptions
• Quiz: Exception Handling Quiz

File Handling in C++

File handling allows programs to store and retrieve data from files. This section introduces file handling in C++ using streams. It covers reading from and writing to files using streams.

• Files and Streams
• I/O Redirection
• Quiz: File Handling Quiz

Advanced C++

This section covers advanced concepts in C++ such as move preprocessor, multithreading, etc. Mastering these topics allows developers to write efficient, high-performance C++ applications.

• Preprocessor
• Namespaces
• Smart Pointers
• Callbacks
• Multithreading
• Signal Handling

C++ Skill Assessments

Test what you have learnt through this C++ using a series of our Skill Assessment Test.

• Beginner Skill Assessment Practice Test
• Intermediate Skill Assessment Practice Test
• Advanced Skill Assessment Practice Test

C++ Interview Questions

Quickly prepare yourself for C++ interviews with the help of our carefully curated list of commonly asked interview questions.

• Top 50 C++ Interview Questions and Answers
• Top C++ STL Interview Questions and Answers
• 30 OOPs Interview Questions and Answers
• Top C++ Exception Handling Interview Questions and Answers

C++ vs Other Programming Languages

Let's see where C++ stands as compared to other programming language:

The below program compares the basic program structure of C++ with other languages: