What is replacefirst in java?
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What is the size of an array?
What is map java?
What are the interfaces defined by Java.lang package?
What is a variable simple definition?
Mention the default values of all the elements of an array defined as an instance variable.
Can you extend singleton class?
Name few java 8 annotations ?
Explain the key functions of data binding?
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Garbage collection in java?
What is better - 'bit-shift a value' or 'multiply by 2'?
How do you get the length of a string in java?
Give the hierarchy of inputstream and outputstream classes.