What environment variables do I need to set on my machine in order to be able to run java programs?
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What is polymorphism and what are the types of it?
Which class is the superclass for all the classes?
Can a class be declared as protected?
What is flag in java?
What is difference between static variable and global variable?
Tell us something about different types of casting?
If I have 1000 objects and my requirement is to sort them quickly, then which collection would you recommend and why?
Does garbage collection occur in permanent generation space in jvm?
Explain public static void main(string args[]) in java.
What do you mean by thread safe?
Write a function to find out longest palindrome in a given string?
what is the use/perpose of having a method antive?