Mainframe computers are commonly found in ____.

A. Govermemt agencies and large corporation

B. Medium-sized manufacturing, legal or accounting firm

C. Small business, schools and home

D. None of the above

Mainframes are at the heart of almost every financial transaction in the world. Banks, large financial services firms, large retail, and insurance all rely on back end processing provided by mainframes.

(Answer:

B. Medium-sized manufacturing, legal or accounting firm)