Logical Database Design A foreign key is which of the following? An attribute that serves as the primary key of another relation An attribute that serves no purpose Any attribute The same thing as a primary key An attribute that serves as the primary key of another relation An attribute that serves no purpose Any attribute The same thing as a primary key ANSWER DOWNLOAD EXAMIANS APP
Logical Database Design A synonym is two or more attributes that have different names but the same meaning. True False True False ANSWER DOWNLOAD EXAMIANS APP
Logical Database Design The primary key in a relation does not need to be underlined. False True False True ANSWER DOWNLOAD EXAMIANS APP
Logical Database Design If no multivalued attributes exist in a relation, then the relation is in what normal form? Third normal form Fourth normal form Second normal form First normal form Third normal form Fourth normal form Second normal form First normal form ANSWER DOWNLOAD EXAMIANS APP
Logical Database Design A null value is assigned when no other value applies. False True False True ANSWER DOWNLOAD EXAMIANS APP
Logical Database Design A primary key may be null. True False True False ANSWER DOWNLOAD EXAMIANS APP
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