For each of the following statements, select an appropriate word or phrase to fill the blank from the list of available terms.

A$.$ Data that is stored between executions of the applications that use it is known as Blank $1$ Question $4$ data.

B$.$ The Blank $2$ Question $4$ schema can be used to ensure individual users and applications only gain access to data relevant to their requirements.

C$.$ IS NULL is an example of an SQL Blank $3$ Question $4$ operator.

D$.$ In the logical processing model, the condition in the HAVING clause of a SELECT statement is applied to values taken from Blank $4$ Question $4$ in an intermediate table.