Mainframes

What is that massive gray thing in the corner?

Response: No one really knows.

Much of the discussion earlier was devoted to low-end (desktops, laptops, workstations) and mid-range (mini-computer) systems. Mainframe computers are still with us, and are likely to remain so for some time. The distinction between a mainframe and a high-end mid-range computer attached to a SAN has been narrowing, but certain attributes still make a mainframe different.

Environmental Controls

The operations department is also responsible for a majority of the items covered in Chapter 6. This includes server room temperature and humidity, fire protection, HVAC, water protection, power sources, positive air pressure to protect against contaminants, and a ...

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