Question

An application needs to make use of a messaging system. The messages need to be processed in the order they are received, and also no duplicates should be allowed.

Which of the following would you use for this purpose?

A. Enable FIFO on an existing SQS Standard Queue.

B. Add the .fifo extension to the existing Standard SQS Queue.

C. Consider using SNS.

D. Use the FIFO SQS Queues

Answer 1

Correct option is :- D. Use the FIFO SQS Queues.