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Hansen Technologies
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Hansen Technologies interview questions for popular designations
I applied via Naukri.com and was interviewed in Oct 2023. There was 1 interview round.
I applied via LinkedIn and was interviewed in Feb 2022. There were 4 interview rounds.
I applied via Campus Placement and was interviewed in Mar 2021. There were 3 interview rounds.
Interface defines a contract while Abstraction hides implementation details.
Interface is a blueprint of a class that defines the methods and properties that the class should implement.
Abstraction is a way of hiding the implementation details of a class and exposing only the necessary details to the user.
Interface is used to achieve multiple inheritance in Java.
Abstraction can be achieved through abstract classes and in...
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