Alibaba Exam ACA-Operator Topic 2 Question 37 Discussion

Actual exam question for Alibaba's ACA-Operator exam

Question #: 37
Topic #: 2

You can create an event notification rule in Message Service and push notifications to the specified consumer in the form of messages, to receive events from specified Alibaba Cloud resources. Which of the following options are correct statements about the Message Service (MS) service? (Number of correct answers: 2)

AEvent Notifications can cross regions.

BMessage Service provides synchronous notification to ensure the consistency between the message acknowledgment and event processing.

CThe event notification message is retained within the valid time. When you fail to receive an event message, the event notification message is retained based on the specified retry policy.

DThe consumer type of the event notification message can be HTTP Server, Queue, or Topic.

Show Suggested Answer

Suggested Answer: A, C

by Raina at Feb 05, 2023, 02:23 PM

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Marquetta

2 months ago

Seriously, who comes up with these questions? 'Cross-region event notifications'? That's just asking for trouble!

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Anthony

1 months ago

C) The event notification message is retained within the valid time. When you fail to receive an event message, the event notification message is retained based on the specified retry policy.

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Herman

1 months ago

A) Event Notifications can cross regions.

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Ricarda

2 months ago

Options B and C are the right answers. Synchronous notification and message retention - that's exactly what I need for my use case.

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Mireya

2 days ago

I agree, having synchronous notification and message retention is crucial for ensuring consistency in event processing.

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Tambra

7 days ago

Options B and C are the correct answers. Synchronous notification and message retention are important for my use case.

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Paz

8 days ago

C) The event notification message is retained within the valid time. When you fail to receive an event message, the event notification message is retained based on the specified retry policy.

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Derick

22 days ago

B) Message Service provides synchronous notification to ensure the consistency between the message acknowledgment and event processing.

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Fletcher

2 months ago

Haha, I'm going to go with A and D. Cross-region event notifications? Sign me up! And the consumer types sound about right.

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Truman

2 months ago

I'm not sure about B and C. Can someone explain why they are correct?

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Tijuana

2 months ago

I agree with you, Leontine. A and D make sense.

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Ceola

2 months ago

I'm pretty sure the correct answers are B and C. Message Service provides asynchronous notification and the event notification message is retained based on the retry policy.

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