What should be done to the web tier to reduce costs without impacting performance or reliability?

An online retailer has a series of flash sales occurring every Friday Sales Traffic will increase during the sales only and the platform will handle the increased load. The platform is a three-tier application. The web tier runs on Amazon EC2 instances behind an Application Load Balancer.

Amazon CloudFront is used to reduce web server load, but many requests for dynamic content must

go to the web servers.

What should be done to the web tier to reduce costs without impacting performance or reliability?
A . Use T-series instances
B Purchase scheduled Reserved instances.
B . Implement Amazon ElasticCache
C . Use Spot instances.

View Answer

Answer: A