What is hashset in java?
Does constructor return any value?
What’s the difference between unit, integration and functional testing?
What do you mean by an object in java?
Why array is used in java?
Read data from console and print in one file. That would be in C:\temp ? Thanks, Bose
3 Answers Oracle, Surya Software,
can you create interface instance ?
Explain covariant method overriding in java.
What is casting?
Explain the difference between an object-oriented programming language and object-based programming language?
Why do we need data serialization?
What are keywords give examples?
What is covariant return type?