Explain about the design phase?
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When will you use an interface and abstract class?
Can we have a default method definition in the interface without specifying the keyword "default"?
Can we override static methods? Why?
Explain what is single and multiple inheritance?
Explain the mechanism of composition?
Explain about abstraction?
Explain about polymorphism?
Explain the abstract class modifier?
What is abstract method?
What are the methods required to create changes in subclasses?
What are the interfaces you used in beans?
What is the significance of encapsulation?