Logical Database Design An enterprise key is a primary key whose value is unique for a given relation. False True False True 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? Fourth normal form Second normal form Third normal form First normal form Fourth normal form Second normal form Third normal form First normal form ANSWER DOWNLOAD EXAMIANS APP
Logical Database Design When mapping a regular entity into a relation which of the following is true? Two relations are created. Four relations are created. Three relations are created. One relation is created. Two relations are created. Four relations are created. Three relations are created. One relation is created. ANSWER DOWNLOAD EXAMIANS APP
Logical Database Design Relations are: two-dimensional tables. four-dimensional tables. three-dimensional tables. five-dimensional tables. two-dimensional tables. four-dimensional tables. three-dimensional tables. five-dimensional tables. ANSWER DOWNLOAD EXAMIANS APP
Logical Database Design A primary key is which of the following? A derived attribute An attribute that uniquely identifies each row Any attribute An attribute that uniquely identifies each column A derived attribute An attribute that uniquely identifies each row Any attribute An attribute that uniquely identifies each column ANSWER DOWNLOAD EXAMIANS APP
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