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VikaD [51]
3 years ago
12

All of the following are eras in IT infrastructure evolution except the​ ________. A. general purpose mainframe and​ mini-comput

er era B. ​client/server era C. disruptive technology era D. personal computer era E. enterprise computing era
Computers and Technology
1 answer:
Digiron [165]3 years ago
7 0

Answer:

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.

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Explanation:

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It is typically expressed as "f number" in photography. Basically, a fast lens is any lens with a maximum aperture of f/4 or more i.e f/2.8 , f/1.8 , f/1.4 etc.

The smaller the number is the bigger the maximum aperture is. Hence, the bigger the maximum aperture the more light that your lens will allow in.

Therefore, the ideal aperture settings for a fast lens is f/2.8

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