Round 1: Basic Java Concepts Scenario: Write a Java program to calculate the area of a rectangle. Scenario: Explain exception handling in Java and demonstrate try-catch blocks. Scenario: Discuss the difference between ArrayList and LinkedList in Java. Round 2: Object-Oriented Programming (OOP) in Java Scenario: Design bank account classes using inheritance and polymorphism. Scenario: Explain synchronization in Java for handling concurrency. Scenario: Design class hierarchy for a library management system. Round 3: Advanced Java Concepts Scenario: Optimize code using Java streams for data processing. Scenario: Explain JDBC usage for database connectivity and transactions. Scenario: Apply design patterns like Singleton and Factory in Java cod