Changing cardinalities in a database is ____________ – McqOptions

MCQOPTIONS

1.	Changing cardinalities in a database is ____________
A.	is impossible to do, so a new database must be constructed and the data moved into it.
B.	a database design task that never occurs.
C.	a rare database design task, but does occur.
D.	a common database design task.
Answer» E.

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