AWS Certified Developer Associate Practice Test 3

Correct answer - "SNS" : Amazon SNS follows the 'publish-subscribe' (pub-sub) messaging paradigm, with notifications being delivered to clients using a 'push' mechanism that eliminates the need to periodically check or 'poll' for new information and updates.

Incorrect:

"SQS" - SQS is a distributed queuing system. Messages are not pushed to receivers. Receivers have to poll SQS to receive messages

"Kinesis" - Used for processing big data

"SES" - Amazon SES is an inexpensive way to send and receive emails

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