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Object Oriented Database

Object Oriented Database
A collection of literals or object types is called a bag.

True
False

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Object Oriented Database
You may specify an object identifier with only one unique tag name.

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).

False
True

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Object Oriented Database
A relationship should be specified how in the ODL?

Neither direction
One direction starting with the second class
One direction starting with the first class
Both directions

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Object Oriented Database
Which of the following is an unordered collection of elements that may contain duplicates?

Set
Bag
Dictionary
List

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Object Oriented Database
Database objects are almost always transient.

True
False

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