In the context of Pub/Sub, what does "acknowledgment" refer to?

  • Confirmation of message receipt and processing by a subscriber.
  • Encryption of message payloads for secure transmission.
  • Filtering messages based on predefined criteria.
  • Scaling up the Pub/Sub infrastructure to handle increased message throughput.
Understanding acknowledgment in Pub/Sub is essential for ensuring reliable message delivery and processing in distributed systems. It allows subscribers to communicate their message processing status back to Pub/Sub, enabling effective message flow control and error handling.
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