In regards to Amazon SQS how many times will you receive each message?
A.
At least twice
B.
Exactly once
C.
As many times as you want
D.
At least once
Explanation:
Amazon SQS is engineered to provide “at least once” delivery of all messages in its queues. Although most of the time,
each message will be delivered to your application exactly once, you should design your system so that processing a
message more than once does not create any errors or inconsistencies.
https://aws.amazon.com/sqs/faqs/
D
D