AWS - SNS and SQS
Which AWS SQS queue type supports message groups to preserve order?
Which AWS SQS queue type supports message groups to preserve order?
easy📝 Conceptual Q2 of 15
Step-by-Step Solution
Solution:
Step 1: Identify Queue Types and Features
FIFO queues support message groups which preserve the order of messages within each group.Step 2: Eliminate Other Options
Standard queues do not guarantee order; dead-letter queues are for failed messages; delay queues add delay but don't guarantee order.Final Answer:
FIFO queue -> Option CQuick Check:
Message ordering = FIFO queue [OK]
Quick Trick: FIFO queues preserve order using message groups [OK]
Common Mistakes:
- Assuming Standard queues preserve order
- Confusing dead-letter queues with ordering feature
- Thinking delay queues affect message order
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