The term ____ refers to a set of commonly accepted rules for proper behavior on a network.?

When the formula =(4-2)*6/2+7 is evaluated in Excel, which will be the first mathematical operation performed?

A) subtraction B) multiplication C) division D) addition

The XPath 1.0 numeric function _____ roundsnumberup to the next integer.

A. ?ceiling(number) B. ?floor(number) C. ?top(number) D. ?round(number)?