Why null value is used in string?
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What is a boolean output?
What is difference between equals and hashcode method?
What are the high-level thread states in java programming?
What is lazy initialization in java?
What does sprintf return?
Why are functions called methods in java?
How do you start a thread?
Which of the following is not an isolation level in the JDBC
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How can you say java is object oriented?
What is string syntax?