How does system arraycopy work in java?
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Can a constructor have different name than a class name in java?
Explain with example the concept of constant variable in java.
Why do we use return statement?
What is the association?
Define how does a try statement determine which catch clause should be used to handle an exception?
What is a boolean in java?
write a program that list all permutations of ABCDEF in which A appears before B?
Describe OOP in java?
what is object slice?
What is the method to expand and collapse nodes in a jtree?
where is .equals() method and how is it different from == operation <giving some confusing implementation> Is hashing related to these?
Which is better singleton or static class?