Explain about abstract classes in java?
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Is arraylist an object in java?
Can a class extend more than one class?
Why charat is used in java?
how can u apply shallow cloning and deep cloning to create object?
What is the difference between integer parseint and integer valueof?
Which of the following can be referenced by a variable? A. The instance variables of a class only B. The methods of a class only C. The instance variables and methods of a class
What is difference between class and object in java?
What is a priority queue java?
What is a line separator in java?
Give us the name of the list layoutmanagers in java?
Why is whitespace important?
Define max and min heap, also the search time of heap.