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Java Developer Interview Questions


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Which is the superclass of all classes?

7 Answers

The Object Class

Object class is the superclass of classes

Object class is the superclass of all the classes

The number of lilies in a pond double every day. So, on the first day of the month there is one lily. On the second day, two lilies. Then the next day four lilies, then eight, sixteen, thirty two, etc. If the pond is full on the 30th day of the month, what day is it half full?

5 Answers

add tow numbers without using +

1 Answer

You are given two sorted arrays, you have to find the 4th largest number in an optimised way, how will you do it?

1 Answer

Question were simple.

1 Answer

Core Java

1 Answer

From here all the questions will be from last round unless specified. Last interviewer also asked me two puzzles, links to the problem and solution is given!

1 Answer

tell me abt yourself....?

1 Answer

1.IS java platform independent ? 2.Jvm too? 3.byte code? 4.12 methods of String ? 5.System.err.println("Hello");? 6.write coding for /create one Custom exception? 7.what are checked and unchecked Exception?

1 Answer

how many public clalsses can be in one program?

1 Answer
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