What is the destroy method?
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Can you explain the meaning of aggregation and composition
Is 0 an even number?
What is yielding and sleeping? how they different?
Define jre i.e. Java runtime environment?
How to optimize the javac output?
Why is java multithreaded?
What is finalize method?
Explain some best practices you would apply while using collection in java?
Can we use string in the switch case?
There are 100 keys and values in HashMap.how to get the keys and values?
what is singleton class in java?
Can we use static class instead of singleton?