What is the numeric promotion?
What is the multi-catch block in java?
What are constants?
Is java platform independent?
Can we have multiple classes in a single file?
What is the exception hierarchy in java?
What is constructor chaining in java?
What is the difference between state-based unit testing and interaction-based unit testing?
What are the methods used to implement for the key object in the hash map?
What is the association?
Explain jvm, jre, and jdk?
What is the difference between iterator and list iterator?
What do the thread?class methods run() and start() do?
Which class contains a method: cloneable or object?
What are the different tags provided in jstl?