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100 Free DVA-C02 Practice Questions
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Serverless, Data and Event-Driven Patterns · Development with AWS Services
A critical SNS subscription uses an HTTPS endpoint that is unavailable for an extended period. The team wants undelivered messages preserved after SNS exhausts delivery retries. What should be added?
Timed
Keep the queue moving
One tap to switch lanes, then tune the next set without backing out of practice.
Quick switch
Tune next set
Adjust the lane, pressure, and run length only when you need it.
Customize
Tune next set
Adjust the lane, pressure, and run length only when you need it.
Mode
Difficulty
favor easier hits
Run length
Longer runs keep momentum up without forcing a full mock every time.
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