It is the ability of a computer to perform arithmetic operations that separates it from other types of calculating devices. _________________________

Which of the following is a useful policy to minimize waste and mistakes?

A. Changes to HTML and URLs should be documented and authorized by end users. B. System report titles should be as brief as possible and should simply indicate the report number. C. Users should implement proper procedures to ensure correct input data. D. Tight control should be avoided over critical tables.

Operator typeid returns a reference to a(n) _________ object.

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