Place the following eras of IT infrastructure evolution in order, from carliest to most recent: 1. Cloud Computing Era; 2. Client/Server; 3. Enterprise Era; 4. Personal Computer; and 5. Mainframe and Minicomputer.

A. operational excellence.

B. improved business practices.

C. competitive advantage.

D. survival.

A. creating a new product

B. estimating the effect of changing costs of supply materials

C. calculating the best trucking routes for product delivery

D. granting credit to a customer

A. input.

B. raw data.

C. meaningful information.

D. feedback.

A. raw input.

B. customer and product data.

C. sales information.

D. information systems.

A. systems that employ Unix.

B. electronic spreadsheets used on a PC.

C. new core systems.

D. traditional mainframe-based business information systems.

A. operational

B. end-user

C. middle management

D. senior management

A. cloud computing.

B. autonomic computing.

C. virtualization.

D. multicore processing.