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 Data type Null status Data constraints Default value Data type Null status Data constraints ANSWER DOWNLOAD EXAMIANS APP
Data Models into Database Designs Cascading updates refers to child rows being automatically deleted when a parent row is deleted. True False True False ANSWER DOWNLOAD EXAMIANS APP
Data Models into Database Designs The identifier of an entity will become the ________ of the new table. identity key foreign key main attribute primary key identity key foreign key main attribute primary key ANSWER DOWNLOAD EXAMIANS APP
Data Models into Database Designs Which is not true about surrogate keys? They are short. They are fixed. They are numeric. They have meaning to the user. They are short. They are fixed. They are numeric. They have meaning to the user. ANSWER DOWNLOAD EXAMIANS APP
Data Models into Database Designs A foreign key is used to implement relationships between tables. False True False True ANSWER DOWNLOAD EXAMIANS APP
Data Models into Database Designs A foreign key is: 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. used to define data types. used to define null status. ANSWER DOWNLOAD EXAMIANS APP