Question

What are the measures to be taken to ensure maximum availability in aws?

Answer 1

To measures to be taken to ensure maximum availability in the part of the AWAS , you have to use the autoscaling in the part of the AZa which help to make end number of the availability zones so it provide additional comfort for the user to get an best ideas of it.

In case some of the particular availability zone become unavailable as per the reason so you can try to use the Auto scaling.