Dell-EMC
DEA-1TT5 · Question #225
An Ethernet switch has eight ports and all ports must be operational for 24 hours; from Monday through Friday. However, a failure of Port 5 occurs as follows: - Tuesday = 6 AM to 7 AM - Thursday = 5…
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Modern Data Center Infrastructure
Question
An Ethernet switch has eight ports and all ports must be operational for 24 hours; from Monday through Friday. However, a failure of Port 5 occurs as follows:
- Tuesday = 6 AM to 7 AM
- Thursday = 5 PM to 9 PM
- Friday = 8 AM to 9 AM
What is the MTBF of Port 5?
Options
- A30 hours
- B32 hours
- C40 hours
- D38 hours
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Topics
#MTBF#Ethernet switch#port failure#availability metrics