Given a relational schema R(A, B,C, D,E, F,G) functional dependencies: A -> B BC->DE AEF->G a. Compute {A, C}+. b. Is {A, C} a candidate key? Why or why not? c. Find out a candidate key.

A911 dispatcher is the sole sender of messages to all police officers. while on patrol, officers communicate with the dispatcher who, in turn, relays messages to other officers. the officers do not communicate directly with one another. this illustrates a network.

You can apply several different worksheet themes from which tab?

The instantiation of an endpoint in a potential tcp connection is know as