Database-Management-System
August 29, 2024Database-Management-System
August 29, 2024Database-Management-System
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Question 691
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An entity set that does not have sufficient attribute to form a key is termed as:
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Primary entity set
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Strong entity set
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Weak entity set
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Simple entity set
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Question 691 Explanation:
→ An entity set that does not have sufficient attribute to form a key is termed as weak entity set.
→ It means a relation(or table) doesn’t have primary key. We are calling that relation is weak entity set.
→ It means a relation(or table) doesn’t have primary key. We are calling that relation is weak entity set.
Correct Answer: C
Question 691 Explanation:
→ An entity set that does not have sufficient attribute to form a key is termed as weak entity set.
→ It means a relation(or table) doesn’t have primary key. We are calling that relation is weak entity set.
→ It means a relation(or table) doesn’t have primary key. We are calling that relation is weak entity set.