What are mutable classes?
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Why is logger singleton?
What are implicit objects in java?
What is meant by distributed application? Why are we using that in our application?
what is a thread?
What is the difference between jvm and jre? What is an interface?
What are mutable classes?
Can list have duplicates in java?
Without creating a new object, How you can retrieve a String or other object?
How dead lock situation occurs in java and how you can identify it?
WAP to illustrate the use of interface
Can an interface have a class?
Can we synchronize static methods in java?