Easy Remember Message Queues Multiple Choice
What is the difference between at-least-once and at-most-once delivery?
Remember — Tests recall of fundamental facts and definitions.
Answer Options
A At-least-once may lose messages, at-most-once may duplicate them
B At-least-once may duplicate messages, at-most-once may lose them
C They are equivalent in practice
D At-least-once is faster than at-most-once
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See the Answer on Guru Sishya →This question is from the Message Queues topic (System Design).
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