How to Write your first Java class

What are the primitive in Java

How to a cast a variable

How to compare value

How to get input from user

What is a constructor in Java, how to implement it

What is encapsulation

How to iterate using the different methods in Java

What are arrays in Java and how to implement it and use it.

What are the different data structure in Java, how to implement them and use them

How to override the methods toString, clone, equals, hashCode

How to read and write in a file

What is inheritance in Java

What is an abstract class

What is an Enum

Why using final keyword

What is an interface in Java

What are exceptions

What is generic type