For precise monetary calculations, use class (package ja-va.math)—rather than type double—to represent the monetary amounts and per-form calculations.

A programmer must do the following before using an array:

a. declare then reference the array. b. create then declare the array. c. create then reference the array. d. declare then create the array.

A(n) ______ is a collection of computers and devices connected together via communications devices and transmission media.

Fill in the blank(s) with the appropriate word(s).