Data Models into Database Designs The terms alternate key and candidate key mean the same thing. True False True False ANSWER DOWNLOAD EXAMIANS APP
Data Models into Database Designs For every relationship, how many possible sets of minimum cardinalities are there? Four Six Three Two Four Six Three Two 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? Data constraints Data type Null status Default value Data constraints Data type Null status Default value 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 Which of the following columns is(are) are required in a table? An alternate key A foreign key A surrogate key A primary key An alternate key A foreign key A surrogate key A primary key ANSWER DOWNLOAD EXAMIANS APP
Data Models into Database Designs Which is not true about surrogate keys? They are numeric. They are short. They are fixed. They have meaning to the user. They are numeric. They are short. They are fixed. They have meaning to the user. ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS