A Datacenter's Redundant PDUs Were Recently Upgraded

question 279

Multiple Choice

A datacenter's redundant PDUs were recently upgraded. Each server rack is connected to the datacenter's PDUs. While testing power redundancy, one of the datacenter PDUs was turned off, and a server rack lost power completely. Which of the following scenarios BEST describes the problem?

• A) The rack-mounted PDU was defective.
• B) The UPS was not connected.
• C) The server rack shut down due to bad UPS batteries.
• D) Both rack PDUs were connected to the same circuit.

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Definitions:

Voluntary Risks

Risks that individuals knowingly and willingly expose themselves to in pursuit of a benefit or for personal reasons.

Excludable

A characteristic of a good where its use can be restricted to only those who pay for it.

Rival in Consumption

A good or service is considered a rival in consumption if its use by one individual diminishes the availability or quality for others.

Whales

Large aquatic mammals known for their size, intelligence, and complex social structures, belonging to the order Cetacea.