Logical Database Design A relation has which of the following properties? The order of the columns is significant. Attributes can have the same name within a given table. Each row is not unique. Each relation has a unique name. The order of the columns is significant. Attributes can have the same name within a given table. Each row is not unique. Each relation has a unique name. ANSWER DOWNLOAD EXAMIANS APP
Logical Database Design When mapping a ternary relationship with an associative 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 When mapping a regular entity into a relation which of the following is true? One relation is created. Three relations are created. Two relations are created. Four relations are created. One relation is created. Three relations are created. Two relations are created. Four relations are created. ANSWER DOWNLOAD EXAMIANS APP
Logical Database Design When mapping a supertype/subtype relationship which of the following is true? There is no primary key/foreign key relationship between a supertype/subtype. The subtype primary key is assigned to each supertype. There is no link between the supertype/subtype entities. The supertype primary key is assigned to each subtype. There is no primary key/foreign key relationship between a supertype/subtype. The subtype primary key is assigned to each supertype. There is no link between the supertype/subtype entities. The supertype primary key is assigned to each subtype. ANSWER DOWNLOAD EXAMIANS APP
Logical Database Design Relations are: two-dimensional tables. five-dimensional tables. three-dimensional tables. four-dimensional tables. two-dimensional tables. five-dimensional tables. three-dimensional tables. four-dimensional tables. ANSWER DOWNLOAD EXAMIANS APP
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