Logical Database Design An enterprise key is a primary key whose value is unique for a given relation. True False True False ANSWER DOWNLOAD EXAMIANS APP
Logical Database Design A composite attribute does not get mapped into a relation. False True False True ANSWER DOWNLOAD EXAMIANS APP
Logical Database Design Weak entities do not get mapped into a relation. True False True False ANSWER DOWNLOAD EXAMIANS APP
Logical Database Design A primary key may be null. True False True False ANSWER DOWNLOAD EXAMIANS APP
Logical Database Design A null value is assigned when no other value applies. True False True False ANSWER DOWNLOAD EXAMIANS APP
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