What is an iterator java?
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What are the special characters?
Explain importance of throws keyword in java?
How will you reverse a link list without using recursion?
How to sort a vector elements that contains the user define class object? (Note: If Suppose consider, A Student class contain two data members. They are String studentName and int rollNo. I am creating Four objects for this class, each object contains students details like name and roll no. Now i am storing that objects in vector and if i retiving the elements from the vector means then it should be display in sorting order)
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What kind of variables a class can consist of?
Why pointers are not used in java?
What is the difference between inheritance and encapsulation?
I want to control database connections in my program and want that only one thread should be able to make database connection at a time. How can I implement this logic?
Difference between final and effectively final ?
How does synchronized modifier work?
What is difference between wait and notify in java?
How do you create a first line indent?