Question: If a disk system contains 1 , 0 0 0 disk drives ( uniquely numbered as HID 0 0 0 1 HID 1 0 0

If a disk system contains 1,000 disk drives (uniquely numbered as HID 0001 HID1000), and the probability of an individual disk failure is 1/100,000. What will be the probability that the system experiences any disk failure (i.e., any one disk fails)? Note that failures happen independently.

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