Data Models into Database Designs (STREET ADDRESS, CITY, STATE, ZIP) is an ideal primary key. False True False True ANSWER DOWNLOAD EXAMIANS APP
Data Models into Database Designs All primary keys are required. True False True False ANSWER DOWNLOAD EXAMIANS APP
Data Models into Database Designs A unique, DBMS-supplied identifier used as the primary key of a relation is called a(n): primary key. foreign key. composite key. surrogate key. primary key. foreign key. composite key. surrogate key. ANSWER DOWNLOAD EXAMIANS APP
Data Models into Database Designs A foreign key is: used to define data types. used to define null status. All of these a column containing the primary key of another table. used to define data types. used to define null status. All of these a column containing the primary key of another table. ANSWER DOWNLOAD EXAMIANS APP
Data Models into Database Designs When transforming an entity-relationship model into a relational database design, each entity is represented as a table. False True False True ANSWER DOWNLOAD EXAMIANS APP
Data Models into Database Designs When the parent entity is required and the parent has a surrogate key, update actions can be ignored. True False True False ANSWER DOWNLOAD EXAMIANS APP
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