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Object Oriented Database

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

True
False

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Object Oriented Database
Specifying a key ensures that no two objects belonging to a class have the same value for the key attribute(s).

True
False

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Object Oriented Database
Using ODL, you can define which of the following?

Structure
Attribute
All of these
Operation

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Object Oriented Database
ODL supports which of the following types of association relationships?

Unary
Unary and Binary and Ternary
Unary and Binary
Unary and Binary and Ternary and higher

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

False
True

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Object Oriented Database
Identify the class name for the following code: ABC123 course();

ABC123
course
course()
All of these

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