24:34

The Stack and The Heap in the Java

31:01

Static Variables and Static Block in Java

20:59

Final keyword in Java

27:10

Object lifecycle and Object lifespan in Java

23:36

Encapsulation in Java And "==" comparison on primitive variables

19:22

Static Methods in Java

35:03

Polymorphic reference variables and Casting objects in Java

16:35

IS-A relationship and rules for using Inheritance in Java