Saumya Yadav

Understand the core principles of Object-Oriented Programming (OOPs) in C++ with these crisp, theory-focused notes. These are designed to simplify key concepts and clear your understanding of how object-oriented design works — a must-have for interviews, academics, and real-world development.

What’s Covered:

• Why OOP? Introduction and Need
• What is OOP? Core Principles Explained
• Creating Classes & Objects
• Constructors & Types
• Encapsulation
• Access Modifiers (private, public, protected)
• Inheritance
• Polymorphism (Compile-time & Runtime)
• Abstraction

Bonus Concepts Covered:

• Local & Global Variables
• Memory Layout of a C++ Program
• const Keyword
• Macros
• static Keyword
• Shallow vs Deep Copy
• friend Functions
• Virtual Constructors & Destructors
• Inline Functions

Check the Full Sheet Here:

cpp-dsa-sheet.vercel.app/sheet

Clear, to-the-point, and explained with real-world relevance.

Ideal for revising concepts, strengthening understanding, and preparing for technical discussions.