What is the availability of Port 4 in that week?

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?
A . 80%
B. 86.7%
C. 90%
D. 81 6%

View Answer

Answer: B