Question: Explain the difference between the = = operator and the . equals ( ) method in Java. When would you use one over the other?

Explain the difference between the == operator and the .equals() method in Java. When would you use one over the other?
What is the purpose of the static keyword in Java? Provide examples of its usage.
Describe the concept of Exception handling in Java. What are the differences between checked and unchecked exceptions?
Explain the difference between an abstract class and an interface in Java. When would you prefer to use one over the other?
How does multithreading work in Java, and what is the significance of the synchronized keyword?

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