Dell-EMC
D-ISM-FN-01 · Question #472
A Fibre Channel switch has eight ports and all ports must be operational from 6 AM to 6 PM, Monday through Friday. However, a failure of Port 4 occurs with the week as follows: - Monday= 11 AM to 1…
The correct answer is B. 86.7%. See the full explanation below for the reasoning.
Storage System Environment
Question
A Fibre Channel switch has eight ports and all ports must be operational from 6 AM to 6 PM, Monday through Friday. However, a failure of Port 4 occurs with the week as follows:
- Monday= 11 AM to 1 PM
- Wednesday= 5 PM to 10 PM
- Thursday= 7 AM to 10 AM
- Saturday= 11 AM to 1 PM
What is the availability of Port 4 in that week?
Options
- A80%
- B86.7%
- C90%
- D81 6%
How the community answered
(58 responses)- A5% (3)
- B79% (46)
- C3% (2)
- D12% (7)
Topics
#availability calculation#port uptime#SLA metrics#Fibre Channel
Community Discussion
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