What is the abstract class?
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What are keywords in programming?
What is jrmp?
When throw keyword is used?
Does set allows null in java?
Interface A { String test(); } Interface B { int test(); } Create a class AB which must implements both A & B interfaces.
When should a function throw an exception?
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Class A extends Class B but Class A also inherit Super Class Object so it is multiple inheritence give reason in support of your answer
where the static methods will live ,on stack ? can you explain brefly
what is hashmap& hashtable with example?
What does it mean that a method or field is “static”?
what is auto boxing
What is the difference between arraylist and hashset in java?