Multiple Choice
An entity whose existence depends on the presence of another entity but whose identifier does not include the identifier of the other entity is a(n) ________.
A) strong entity
B) weak entity
C) ID-dependent entity
D) subtype entity
Correct Answer:

Verified
Correct Answer:
Verified
Q21: One example of a database design using
Q22: Attributes may be _.<br>A)complete<br>B)optional<br>C)multivalued<br>D)required
Q23: Relationships of degree two are referred to
Q24: In a 1:N relationship,the term parent refers
Q25: A compound identifier is an identifier consisting
Q27: An attribute that determines which subtype is
Q28: Data modelers agree that weak,non-ID-dependent entities exist
Q29: In an E-R model,the three types of
Q30: When an entity has a relationship to
Q31: One example of a database design using