Explain the concept of hashtables?
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Explain about strings in java?
Why Java is a platform independent language?
What is the use of keywords in java?
What are the two parts of a conditional statement?
How big is a gigabyte?
Give few difference between constructor and method?
What is bom encoding?
What does the string method compareto () do?
Can a Byte object be cast to a double value?
Can we extend private class in java?
Explain the difference between the public, private, final, protected, and default modifiers?
What is meant by class loader? How many types are there?