What method is used to specify a container's layout in java programming?
What happens if main method is not static?
what is use of threads how many ways to create thread
Is it possible to write a regular expression to check if string is a number?
Are true and false keywords?
How can you eliminate duplicates?
What is ordered map in java?
Is upper case in java?
what is use of marker interface? give me good example?
What will happen if there is a default method conflict as mentioned above and we have specified the same signature method in the base class instead of overriding in the existing class ?
why string is not taking as primitive datatypes but we r taking it as a class? why explain it?
Difference between interface and abstract class with ex.
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What are abstract methods in java?