Question 20
There have been some failures of the company’s internal facing website. A security engineer has found the WAF to be the root cause of the failures. System logs show that the WAF has been unavailable for 14 hours over the past month, in four separate situations.One of these situations was a two hour scheduled maintenance time, aimed at improving the stability of the WAF.Using the MTTR based on the last month’s performance figures,which of the following calculations is the percentage of uptime assuming there were 722 hours in the month?
A. 92.24 percent
B. 98.06 percent
C. 98.34 percent
D. 99.72 percent
Answer: C
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