Define immutable object?
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Why we should declare the variables as static and final in interfaces?
What are the restrictions imposed by a Security Manager on Applets?.
diffrence b\w println() and printf()
Which class is used by server applications to obtain a port and listen for client requests?
How do you declare a string variable?
What is the covariant return type?
What is a databasemetadata?
What is means by DLL file means ? What is the use of DLL file? What are the contents of DLL file?
Is string passed by reference in java?
explain the classification of exception and hoew to handle the exceptions
Is a method a function?
What is difference between equal and == in java?