Tell me about different OOPS concepts.
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What if constructor is protected in java?
what is polymorphism?
When the constructor of a class is invoked?
How to sort an unsorted array in java?
Can a static member function access member variable of an object?
Define jre i.e. Java runtime environment?
Why vector class is used?
Can we use string in switch case in java?
What is a constructor, constructor overloading in java?
List interface?
What all access modifiers are allowed for top class ?
i would like to attend for an interview of datalab technologies company i want to know the pattern of imnterview.