When do we use synchronized blocks and advantages of using synchronized blocks?
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Give me an example of array and linked list? Where they can be used?
Difference between final and effectively final ? Why is effectively final even required ?
What an i/o filter?
Can an object be null?
State one difference between a template class and class template.
What is the specification of ?CODEBASE? in an applet?
What is queue in java?
Are arrays static in java?
What is the current version of java?
What is static data type in java?
Does java list allow null?
What is the base class of all exception classes in java?