Data Models into Database Designs Which of the following columns is(are) are required in a table? An alternate key A foreign key A primary key A surrogate key An alternate key A foreign key A primary key A surrogate key ANSWER DOWNLOAD EXAMIANS APP
Data Models into Database Designs For every relationship, how many possible sets of minimum cardinalities are there? Two Six Four Three Two Six Four Three ANSWER DOWNLOAD EXAMIANS APP
Data Models into Database Designs Which of the following column properties specifies whether or not cells in a column must contain a data value? Null status Data type Data constraints Default value Null status Data type Data constraints Default value 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 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 type Default value Data constraints Null status Data type Default value Data constraints ANSWER DOWNLOAD EXAMIANS APP
Data Models into Database Designs In a 1:1 relationship, the foreign key is placed in: the parent table. either table without specifying parent and child tables. the child table. either the parent table or the child table. the parent table. either table without specifying parent and child tables. the child table. either the parent table or the child table. ANSWER DOWNLOAD EXAMIANS APP
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