How does finally block differ from finalize() method?
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How would overload a function based on return type?
Can a class be a super class and a sub-class at the same time? Give example.
What is an event?
What does provide mean construction?
Write a regular expression to validate a password. A password must start with an alphabet and followed by alphanumeric characters; its length must be in between 8 to 20.
When do we use hashset over treeset?
Why do we use bufferedreader?
What are some characteristics of interference class?
how many types of Inheritance?
What are the concepts of 'OOPS'?
Can we force garbage collector to run ?
What is update method and when it is called?