An entity set that does not have sufficient attributes to form a key is termed…
2017
An entity set that does not have sufficient attributes to form a key is termed as :
Answer: C. Weak entity set — The entity sets which do not have sufficient attributes to form a primary key are known as weak entity sets. Entity sets that have a primary key of their own…
- A.
Primary entity set
- B.
Strong entity set
- C.
Weak entity set
- D.
Simple entity set
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Correct answer: C
The entity sets which do not have sufficient attributes to form a primary key are known as weak entity sets. Entity sets that have a primary key of their own are called strong entity sets. A weak entity set depends on a related strong entity set for identification via an identifying relationship.
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