Short Answer
Connectivities and cardinalities are usually based on ____________________ rules.
Correct Answer:

Verified
Correct Answer:
Verified
Related Questions
Q11: In an ER diagram,primary keys are usually
Q50: Attributes cannot share a domain.
Q52: A(n) _ attribute need not be physically
Q57: In both the Chen and Crow's Foot
Q61: The Crow's Foot model is less implementation-oriented
Q66: The ERD represents the _ database as
Q83: What is a ternary relationship? Provide some
Q91: Some _ database modeling concepts can be
Q97: A(n)_ relationship exists when two entities are
Q100: Knowing the _ number of entity occurrences