Practice More Quizzes:
Q:
What is the purpose of diagram rules for an ERD?
Q:
Which completeness rule is not mandatory although typically satisfied.
Q:
For weak entity types, the primary key rule is violated if
Q:
Which statement is FALSE about names in an ERD?
Q:
The Check Diagram feature of the ER Assistant reports a redundant foreign key if
Q:
Visual Paradigm Community Edition contains a check diagram feature that shows violations of diagram rules.
Q:
Which statement is different about the ERD notation in the ER Assistant and physical models in Visual Paradigm?
Q:
Which consistency rule is violated by a weak entity type without an identifying relationship?
Q:
Which consistency rule is violated by an identifying relationship without a particpating weak entity type?
Q:
Which consistency rule is violated by an identifying relationship without a cardinalty of 1:1 (minimum and maximum cardinality of 1) for the weak entity type?
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