What is the purpose of extern variable?
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Can we use String with switch case?
Difference between serialization and deserialization in java?
Define linked list and its features with signature?
if am have 100 threads(for ex:T1,T2---T100) how we give priority to these threads and how the system excute these threads
Explain the difference between string, stringbuffer and stringbuilder in java?
What are the rules for variable declaration?
Is multiple inheritance supported by java?
Which variable is the independent variable?
How can you say HashMap is syncronized?
What is the purpose of main function in java?
Can we clone singleton object?
Without creating a new object, How you can retrieve a String or other object?