What is meant by null and void?
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When do we use synchronized blocks and advantages of using synchronized blocks?
How do you generate random numbers in java?
Differentiate storage classes on the basis of their scope?
why not override thread to make a runnable? : Java thread
can two class in a code be public??if yes then how??
What does the “static” keyword mean?
How does the garbage collector works in java?
What is multithreading in java?
What function extracts specified characters from a string?
What is a vararg?
what is private constructor?what are the uses of writing private constructor in our program?
Difference between string, string builder, and string buffer?