A set of rules that Access uses to ensure that the data between related tables is valid.

By using a digital signature, you confirm that the document or macro originated from the signer and has not been ________

A) altered B) lost C) deleted D) saved

_______ are designed to provide connectivity for devices within a limited area, typically within the premises of a home, office building, business, or school.

A. WANs B. PANs C. LANs D. BANs