What is a hashmap used for?
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What things should be kept in mind while creating your own exceptions in java?
What are the methods used to implement for the key object in the hash map?
StringBuilder s = new StringBuilder("Hello Mom");s.append(",I mean,Mother"); Response.Write(s.ToString()); String s = "Hello Mom"; s+ = ",I mean Mom"; Response.Write(s); Which is faster ? which uses the most memory?
Differece between class and generic class?
what is thread? : Java thread
Explain when noclassdeffounderror will be raised ?
What are the elements of java?
What are the kinds of polymorphism?
Why inputstreamreader is used in java?
can we access the method of class without creating the object of the class
Why use string handling in Java?
Why convert an applet to an application?