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What is the default message retention duration in Google Cloud Pub/Sub if a message is not acknowledged?

easy📝 Conceptual Q1 of 15
GCP - Cloud Pub/Sub
What is the default message retention duration in Google Cloud Pub/Sub if a message is not acknowledged?
A24 hours
B7 days
C14 days
D30 days
Step-by-Step Solution
Solution:

  1. Step 1: Understand default retention policy

    Google Cloud Pub/Sub retains unacknowledged messages for a default period.

  2. Step 2: Recall default retention duration

    The default retention duration is 7 days unless configured otherwise.

  3. Final Answer:

    7 days -> Option B

  4. Quick Check:

    Default retention duration = 7 days [OK]
Quick Trick: Default retention is one week unless changed [OK]
Common Mistakes:
  • Confusing retention with acknowledgment deadline
  • Assuming retention is 24 hours
  • Thinking retention is unlimited

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