Complete Java SE 8 Developer Bootcamp - Section Overview "Abstract Classes and Interfaces"

The video tutorial introduces the pillars of object-oriented programming, focusing on abstraction. It explores abstract classes and interfaces, highlighting their role in creating consistency and flexibility in programming. The tutorial also discusses how abstraction, like polymorphism, can introduce substitutability in applications. The session concludes with a brief summary and a transition to the next lecture.

Can you explain the concept of substitutability in the context of abstraction?

What are the key components of the first lecture mentioned in the text?