What is hash in java?
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How many types of thread in java? give the name
What will happen if there is a default method conflict as mentioned above and we have specified the same signature method in the base class instead of overriding in the existing class ?
what is ejb? what is the importance of ejb?
What is difference between null and void?
Can you add null to a list java?
Can you run the product development on all operating systems ?
Is arraylist a class in java?
What is wrapper class html?
How to sort a collection of custom Objects in Java?
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?
Explain final, finalize() and finally?
What is advantage of java?