What is a method vs function?
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suppose in a class there is a code like this: { Set hs=new Hashset(); hs.add(new Emp("kathy",1000)); hs.add(new Emp("kathy",2000)); } how can u avoid the above code in your class as set won't allow duplicate objects?
What is java used for?
What is the loop in java?
Define array. Tell me about 2-D array.
Explain method overloading?
What are the types of java?
Features of Java?
What is ResourceBundle class?
What is the difference between serialization and deserialization?
Is java supports multiple inheritance? explain?
How is java hashmap implemented?
What is a char in java?