Is a class subclass of itself?
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What are the restriction imposed on a static method or a static block of code?
In how many ways we can the thread? in java
Write a program in java to create a doubly linked list containing n nodes.
What are the methods of object class ?
How will you calculate the depth of a binary tree if the tree contains 15 nodes?
What is a jagged array in java?
Explain the differences between static and dynamic variables?
What is the difference between final, finally and finalize()?
what is polymorphism?
How do you bind variables?
When should I use singleton?
Why is multithreading important?