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1. A mechanism in object-oriented databases that allows classes to inherit properties and behaviors from other classes, forming a hierarchy.
2. The ability of objects in an object-oriented database to take on multiple forms and exhibit different behaviors based on the context.
3. A fundamental unit in an object-oriented database, representing a specific instance of a class with its own properties and behaviors.
4. A database that supports the modeling and creation of objects, including their properties, relationships, and methods.
5. A language used to interact with an object-oriented database, allowing users to retrieve and manipulate data stored in objects.
6. A relationship between objects in an object-oriented database, typically represented by a reference or link between them.
7. The bundling of data and methods within a class in an object-oriented database, hiding the internal implementation details.
8. A special type of association in an object-oriented database where one object represents a collection of other related objects.