All of the following are eras in IT infrastructure evolution except the . A. general purpose mainframe and mini-computer era B. client/server era C. disruptive technology era D. personal computer era E. enterprise computing era

C: disruptive technology era

Explanation:

There are five main stages in IT infrastructure era and the are, in order from the oldest to the newest; the mainframe and minicomputer era, the personal computer era, the client/server era, the enterprise era, and the cloud computing being the newest in the five stages eras of IT infrastructure.