An Emergency Power Off Accidentally Occurs in a Datacenter During

question 346

Multiple Choice

An emergency power off accidentally occurs in a datacenter during a fire alarm test. On recovery, the server administrator notices that an external storage array is performing consistency checks on all the volumes configured in the array. Which of the following components of the storage array has MOST likely failed or faulted?

• A) Redundant controller
• B) Cold spare drive
• C) Battery backed cache
• D) Cache memory modules

---

Definitions:

Long-Run Equilibrium

A state in which all factors of production and variables in the market are at a balance, with no external pressures causing change in the short term.

Economic Profit

A measure of profit that includes all costs, including both the explicit costs of inputs and the implicit costs of capital.

Short-Run Loss

A situation where a firm's total revenues are less than its total costs within a short period, not allowing all factors of production to vary.

Long-Run Equilibrium

A state in which all factors of production and costs are variable, and the economy or the firm is fully adjusted to economic conditions, with no excess demand or supply in any market.