With five nines availability, the total amount of downtime allowed per year is: Disaster Recovery and Incident Response With five nines availability, the total amount of downtime allowed per year is: a. 4.38 hours b. 526 minutes c. 52.65 minutes d. 5.26 minutes Answer: D With five nines availability, the total amount of downtime allowed per year is 5.26 minutes. Learn More : Share this Share on FacebookTweet on TwitterPlus on Google+