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Home > ✅ Month 1 – Core Java + SQL Day 1: OOP Basics Day 2: Classes & Objects Day 3: Constructors Day 4: M

✅ Month 1 – Core Java + SQL Day 1: OOP Basics Day 2: Classes & Objects Day 3: Constructors Day 4: M

Day 1: OOP Basics

Understand the four pillars of OOP: Encapsulation, Inheritance, Polymorphism, and Abstraction.

Study real-world examples of OOP concepts.

Practice identifying OOP principles in sample code.

Review the benefits of using OOP in programming.

Day 2: Classes & Objects

Learn the definition of classes and objects in Java.

Create simple classes and instantiate objects.

Explore class members: methods and variables.

Understand the difference between instance variables and class variables.

Day 3: Constructors

Understand the purpose of constructors in Java.

Differentiate between default constructors and parameterized constructors.

Practice creating constructors in your classes.

Learn about constructor overloading.

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