What is nextint java?
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Every class extends object but why it is not possible for every object to invoke clone() method. ideally protected methods should be accessible from sub classes. isn't it?
there are some duplicate values in ArrayList, how U'll get that array with out duplicate?
what is Hashmap & Hashtable wirh example?
What is bubble sorting in java?
What is null data type?
What is a java lambda expression?
what is use of business objects?
write a program to create an arraylist with string(add,remove) operation.and value should be enter through keyboard.
What is super keyword explain with example?
List primitive java types?
How many types of interfaces are there?
Can you make a constructor final?