________ is a measure of how two sets of data vary simultaneously.

Enterprise IP routing policy is MOST clearly depicted in which of the following configuration management documents?

A. Logical network diagrams B. Physical network diagrams C. Wiring schematics D. Group security role assignments

The child axis returns XElements from the set of nodes which are _______ the current node.

a) lower in the hierarchy than b) direct children of c) Both (a) and (b). d) None of the above.