Data Models into Database Designs A foreign key is used to implement relationships between tables. True False True False ANSWER DOWNLOAD EXAMIANS APP
Data Models into Database Designs An intersection table is required to represent M:N relationships. True False True False ANSWER DOWNLOAD EXAMIANS APP
Data Models into Database Designs Which of the following column properties would be used to specify that cells in a column must contain a monetary value that is less than another monetary value in the same row? Null status Data constraints Data type Default value Null status Data constraints Data type Default value ANSWER DOWNLOAD EXAMIANS APP
Data Models into Database Designs In a 1:1 relationship, the primary key placement is arbitrary. 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): composite key. surrogate key. foreign key. primary key. composite key. surrogate key. foreign key. primary key. ANSWER DOWNLOAD EXAMIANS APP
Data Models into Database Designs (STREET ADDRESS, CITY, STATE, ZIP) is an ideal primary key. False True False True ANSWER DOWNLOAD EXAMIANS APP