What is a hashmap used for?
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Can we overload final method in java?
What is meant by polymorphism?
Is class forname reflection?
What is array in java?
What are the four versions of java?
What are the two basic ways in which classes that can be run as threads may be defined?
What is variable and its types?
To set the position and size of a component, which methods are used?
How could Java classes direct program messages to the system console, but error messages, say to a file?
What is the parse method in java?
What is the difference between an array and an array list?
What is the console in java?