Johnson Instrument Company is looking at various vendors to supply electrical materials involved in building their instruments. The first step in evaluating the vendors would be to conduct a vendor audit

How do community sites create customer loyalty?

(a) By selling customer email lists to marketing groups. (b) By offering general information that would be interesting to a wide group of subscribers. (c) By managing mailing lists that send news updates on selected subjects to community members. (d) By allowing visitors to contribute to the sites, chat with friends and find information specifically targeted to them.

The heart of a fourth-generation language is:

A) a library of macros. B) a database management system. C) structured programming. D) its graphical user interface.