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1. In object-oriented terminology, what is an object? What is a class? What is an operation? Can operations be inherited? What is polymorphism? 2. Name

1. In object-oriented terminology, what is an object? What is a class? What is an operation? Can operations be inherited? What is polymorphism?

2. Name and describe three deficiencies in the relational database model.

3. What is encapsulation in object-oriented database? What are its benefits?

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