Can we serialize arraylist in java?
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What is constructor and its types?
Can I extend singleton class in java?
what happens when we add the objects morethan the size limit to a hashmap
How many times garbage collector will invoke an object?s finalize() method?
Is 'null' a keyword?
What is the difference between private & public & friendly classes?
Are maps ordered java?
What methods are called, When we navigate from one applet to another applet?
types of applets?.
What are new features introduced with java 8 ?
What is the difference between error and exception and explain in simple words not whatever is given in the book.
Can a class be subclass of itself?