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? Default value Null status Data type Data constraints Default value Null status Data type Data constraints ANSWER DOWNLOAD EXAMIANS APP
Data Models into Database Designs The DBMS allows surrogate keys to be changed. False True False True ANSWER DOWNLOAD EXAMIANS APP
Data Models into Database Designs An intersection table is required to represent M:N relationships. False True False True ANSWER DOWNLOAD EXAMIANS APP
Data Models into Database Designs In 1:N relationships, which entity becomes the parent entity is arbitrary. False True False True ANSWER DOWNLOAD EXAMIANS APP
Data Models into Database Designs If a relationship has a cascade updates constraint, then if ________ in the parent table is changed, then the same change will automatically be made to any corresponding foreign key value. the primary key any alternate key a surrogate key a foreign key the primary key any alternate key a surrogate key a foreign key ANSWER DOWNLOAD EXAMIANS APP
Data Models into Database Designs Which of the following situation requires the use of ID-dependent entities? Archetype/instance relationships only Association relationships only All of these Multivalued attributes only Archetype/instance relationships only Association relationships only All of these Multivalued attributes only ANSWER DOWNLOAD EXAMIANS APP