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Object Oriented Database

Object Oriented Database
The Object Model supports different literal types, but does not support atomic literals, collection literals, and structured literals.

True
False

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Object Oriented Database
Which of the following is an ordered collection of elements of the same type?

Set
List
Bag
Dictionary

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Object Oriented Database
The object definition language (ODL) is which of the following?

A method to implement a logical schema
A data definition language for OODB
Used to develop logical schemas
All of these

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Object Oriented Database
Before specifying a key for a class, you must specify its extent.

False
True

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Object Oriented Database
Literals do not have identifiers, and, therefore, cannot be individually referenced like objects.

True
False

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Object Oriented Database
Database objects are almost always transient.

True
False

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