Data Models into Database Designs MCQs
Practice free Data Models into Database Designs multiple-choice questions with instant answer feedback and step-by-step solutions. Click an option to check yourself, reveal the full explanation, and work through all 40 questions — no login required.
Question 37hard
When the parent entity is required and the parent has a surrogate key, update actions can be ignored.
Question 38hard
When the parent entity is required, a new parent row can always be inserted.
Question 39medium
For every relationship, there are six possible referential integrity actions.
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