99.9999 availability means that a system can be down for 4.32 days a year.
True
False
Answer:
False
| AVAILABILITY % | DOWNTIME PER YEAR | DOWNTIME PER MONTH |
| 99% | 3.65 days | 7.20 hours |
| 99.9% (“three nines”) | 8.76 hours | 43.2 minutes |
| 99.99% (“four nines”) | 52.6 minutes | 4.32 minutes |
| 99.999% (“five nines”) | 5.26 minutes | 25.9 seconds |
| 99.9999% (“six nines”) | 31.5 seconds | 2.59 seconds |
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