Networks use more than one protocol, and the collection of protocols for a network is referred to as a protocol ________.

In a graph that represents the flight map for the HPAir problem, if a flight exists from city C1 to city C2, then the path from C1 to C2 is called a _______.

a) relation b) neighborhood c) directed path d) connecting path

If N = 5, what is displayed when the following pseudocode is coded and run?

```Set A = 2 For (B = 1; B <=N; B++) Set A = A + 2 * B End For Write A``` a. 22 b. 16 c. 32 d. 18