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 When the child entity is required, we are restricted from creating a new parent row without also creating a corresponding child row at the same time. 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? Data type Null status Default value Data constraints Data type Null status Default value Data constraints ANSWER DOWNLOAD EXAMIANS APP
Data Models into Database Designs The DBMS allows surrogate keys to be changed. True False True False ANSWER DOWNLOAD EXAMIANS APP
Data Models into Database Designs Which of the following data constraints would be used to specify that the value of a cell in one column must be less than the value of a cell in another column in the same row of the same table? A domain constraint An intrarelation constraint An interrelation constraint A range constraint A domain constraint An intrarelation constraint An interrelation constraint A range constraint ANSWER DOWNLOAD EXAMIANS APP
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