Dell-EMC
D-ISM-FN-01 · Question #456
A Fibre Channel switch has eights ports and all ports must be operational 24 x 7. However, a failure of Port 8 occurs on a particular week as follows: - Monday = 11 AM to 12 PM - Thursday = 8 AM to…
The correct answer is D. 92.8%. See the full explanation below for the reasoning.
Storage Management
Question
A Fibre Channel switch has eights ports and all ports must be operational 24 x 7. However, a failure of Port 8 occurs on a particular week as follows:
- Monday = 11 AM to 12 PM
- Thursday = 8 AM to 11 AM
- Saturday = 11 AM to 4 PM
- Sunday = 10 PM to 1 AM
What is the availability of Port 8 in that week?
Options
- A85.6%
- B88%
- C90%
- D92.8%
How the community answered
(41 responses)- A5% (2)
- B2% (1)
- C10% (4)
- D83% (34)
Topics
#availability calculation#port availability#downtime metrics#storage reliability
Community Discussion
No community discussion yet for this question.