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Exam · Data centre operations

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1. At what temperature do servers shut down?

40 °C 20 °C 100 °C

2. What must a rack have to be online?

A working ToR switch and CAT6 to an online router A blanking panel A camera

3. How much heat does one CRAC remove?

30 kW 300 kW 3 kW

4. In a power cut, racks run from…

The CRAC The UPS battery (or a generator) Wi-Fi

5. Which servers add cloud capacity?

Firewalls Storage only Compute servers with the 'cloud' role