Explore the concept of interfaces in Java through this comprehensive 40-minute tutorial. Learn about the fundamental principles, syntax, and practical applications of interfaces in Java programming. Discover why interfaces are essential for achieving abstraction and enabling multiple inheritance. Dive into detailed examples demonstrating how to implement and utilize interfaces effectively. Master the rules governing interface usage and understand how interfaces facilitate multiple inheritance in Java. Gain valuable insights into interface-based programming techniques to enhance your Java development skills and create more flexible and maintainable code structures.