A. AWS enables you to configure and automatically store and twist up fresh instances outwardly the necessary for your require, it is the feature of Auto scaling. To perform this to establishing thresholds and metrics to observe. Once thresholds are intersected a fresh instance of your choice will be turned up, configured, and flowed toward the load balancer provisions.
Q. Which automation tool you use to spinup servers?
A. The common visible step is to roll-your-own scripts and adopts the AWS API tools. Such scripts could be drafted in bash, Perl or another language or your preference.