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Question13: You have a Joomla (PHP) Based web application which uses MySQL database as .......................and overall page load time also increasing because of this. Which of the following process you will be using so that page load time does not increases, as number of users increases.

  1. You will define a custom metric to monitor the CPU for time for EC2 instances as well as network bandwidth. Based on this metric you will launch more instances in auto-scaling.
  2. You will be updating auto-scaling for more servers. You will define a custom metric to monitor the CPU for time for EC2 instances as well as network bandwidth. Based on this metric you will launch more instances in auto-scaling.
  3. You will be updating auto-scaling for more servers. Also you will create a script to monitor the server performance, whenever there is a low CPU is observed. Scripts will send a message to SQS. This SQS will be listened by ELB to add additional EC2 instance in auto-scaling group.
  4. Correct Answer

Correct Answer  : D

Detailed Explaination: Yes, you need to change the configuration of auto scaling. So that more.......................push the notification to launch new EC2 instance.


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