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Question 555 - CLF-C01 discussion
A company has a two-tier application running on an Amazon EC2 server that handles all of its AWS based e-commerce activity. During peak times, the backend servers that process orders are overloaded with requests This results in some orders falling to process A developer needs to create a solution that will re factor the application Which steps will allow for more flexibility during peak times, while still remaining cost-effective?
(Select TWO.)
A.
Increase the backend T2 EC2 instance sizes to xi to handle the largest possible load throughout the yeawww.VCEplus.ir o
B.
Implement an Amazon SQS queue to decouple the front-end and backend servers.
C.
Use an Amazon SNS queue to the couple the front-end and backend servers
D.
Migrate the backend servers to on-premises and pull from an Amazon SNS queue
E.
Modify the backend servers to pull from an Amazon SQS queue.
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