Explain the usage of encapsulation?
Why are virtual users created?
What is a nested interface?
What is @functionalinterface?
Differentiate between Aggregation and containment?
What is the difference between class inheritance and interface inheritance?
Explain serialization and overriding?
Explain about a class?
What are the properties that are defined in an object model?
Can encapsulation be called as a security device?
What is the difference between an error and an exception?
What is meant by “abstract interface”?
Can we use static method definitions in interfaces?