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Data Models into Database Designs

Data Models into Database Designs
An intersection table is required to represent M:N relationships.

False
True

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

True
False

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

foreign key
identity key
primary key
main attribute

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Data Models into Database Designs
Intersection tables are ID-dependent on both their parent tables.

True
False

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

True
False

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Data Models into Database Designs
If a relationship has a cascade updates constraint, then if ________ in the parent table is changed, then the same change will automatically be made to any corresponding foreign key value.

any alternate key
a foreign key
a surrogate key
the primary key

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