What is the difference between an object-oriented programming language and object-based programming language?
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is java support call by reference and call by value, if supports please explain?
Can I declare a class as private?
Is an array a vector?
They had given one progam final HashMap hm=new HashMap(); public void show() { hm.put("name",value); } in this prg here the final hashtable value can be changed in put method,its the prg run?
what are three ways in which a thread can enter the waiting state? Or what are different ways in which a thread can enter the waiting state? : Java thread
Explain about the performance aspects of core java?
How the elements are organized in GridLayout?
As a developer what steps do you take to improve the performance?
What are File and RandomAccessFile classes?
Can we define static methods inside interface?
Explain OOPs concept.
Why inputstreamreader is used in java?