How to achieve data abstraction?


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More OOAD Interview Questions

Can you create an instance for an abstract class?

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When will you use an interface and abstract class?

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What is an abstraction?

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What is data encapsulation and what's its significance?

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Comment: C++ "includes" behavior and java "imports"

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What is Polymorphism, overloading, overriding and virtual?

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What is an interface?

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What's the main difference between arraylist / hashmap and vector / hashtable?

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What is meant by “abstract interface”?

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What are the Design Patterns you know.

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If there is a conflict between base class method definition and interface default method definition, which definition is picked?

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Classes and structs support inheritance. Is this statement true or false?

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