Database - Data Models into Database Designs

Exercise : Data Models into Database Designs - True or False
6.
When the parent entity is required, a new child row can always be inserted.
True
False
Answer: Option
Explanation:
No answer description is available. Let's discuss.

7.
All primary keys are required.
True
False
Answer: Option
Explanation:
No answer description is available. Let's discuss.

8.
Intersection tables are ID-dependent on both their parent tables.
True
False
Answer: Option
Explanation:
No answer description is available. Let's discuss.

9.
For every relationship, there are six possible sets of minimum cardinalities.
True
False
Answer: Option
Explanation:
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10.
An intersection table is required to represent M:N relationships.
True
False
Answer: Option
Explanation:
No answer description is available. Let's discuss.