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Multiple ChoiceIntermediate 30s

Pub/sub pattern

Choose the best answer for: publish-subscribe
Options
  1. 1Publisher addresses a specific consumer directly one-to-one
  2. 2One-to-one only; topics fan out to no more than one client
  3. 3Publisher sends to topic; all subscribers receive
  4. 4No pattern exists; clients poll a shared table for messages

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