The ____ is the person who is ultimately responsible for ensuring that the products and services that are purchased by the IT function are trustworthy.

When the Filter button is clicked, the ________ displays filter options

Fill in the blank(s) with the appropriate word(s).

Consider the ER diagram in Figure 7.22. Assume that an employee may work in up to two departments or may not be assigned to any department. Assume that each department must have one and may have up to three phone numbers. Supply (min, max) constraints on this diagram. State clearly any additional assumptions you make. Under what conditions would the relationship HAS_PHONE be redundant in this example?

What will be an ideal response?