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?
A . 30 hours
B. 32 hours
C. 40 hours
D. 38 hours
Answer: D
Explanation:
Reference: https://www.sqconline.com/mtbf-calculator-results
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