CIW v5 Database Design Specialist 1D0-541 Question # 1 Topic 1 Discussion

CIW v5 Database Design Specialist 1D0-541 Question # 1 Topic 1 Discussion

1D0-541 Exam Topic 1 Question 1 Discussion:
Question #: 1
Topic #: 1

Which type of relational integrity is violated if a primary key in a database has a null value?


A.

Entity integrity


B.

Domain integrity


C.

Domain constraints


D.

Referential integrity


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