Please help, its an info tech question and am lost

Asecurity policy is a a. set of guidlines b. set of transmission protocols c. written document d. set of rules based on standards and guidelines

If you add the following to the query grid in an access query, what is it called? salestaxamt: [salestaxrate]*[totalsale] formula calculated field total calculation

The piston ring isn't a completely solid ring; instead, it's usually split at one point. this split or gap in the ring is called the a. ring spacing. b. ring clearance. c. ring end gap. d. ring side clearance.