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Data Models into Database Designs

Data Models into Database Designs
In 1:N relationships, which entity becomes the parent entity is arbitrary.

False
True

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Data Models into Database Designs
All primary keys are required.

False
True

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Data Models into Database Designs
For every relationship, there are six possible sets of minimum cardinalities.

False
True

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Data Models into Database Designs
The identifier of an entity will become the ________ of the new table.

main attribute
identity key
primary key
foreign key

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Data Models into Database Designs
When the parent entity is required, a new child row can always be inserted.

False
True

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Data Models into Database Designs
In a 1:1 relationship, the primary key placement is arbitrary.

False
True

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