Arcitura Education Exam S90.02 Topic 3 Question 83 Discussion

Actual exam question for Arcitura Education's S90.02 exam

Question #: 83
Topic #: 3

Using WS-AtomicTransaction you wrap 3 SOAP-based Web services in a single transaction. When it is time to vote on the outcome of the transaction, 2 of the services vote to commit the changes made during the transaction, but a vote from the third service is not received. What will happen? Select the correct answer.

AThe changes are committed because the transaction is considered successful as long as no Abort votes are received.

BThe changes are rolled back because the transaction is considered unsuccessful when there is a missing vote.

CThe changes are committed because the transaction is considered successful as long as one Commit vote is received.

DThe changes are aborted because a transaction can only be considered successful when more than 2 Commit votes are received.

Show Suggested Answer

Suggested Answer: B

by Henriette at Oct 21, 2024, 05:12 AM

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Sanda

14 days ago

Ah, the joys of distributed transactions. I bet the developer who wrote this code is having a headache right about now!

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26 days ago

I think the answer is B. The transaction is considered unsuccessful without a vote from all three services, so the changes should be rolled back.

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Colette

7 days ago

User2: I disagree, I believe the changes are committed as long as no Abort votes are received.

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Markus

15 days ago

I think the answer is B. The transaction is considered unsuccessful without a vote from all three services, so the changes should be rolled back.

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Arlene

1 months ago

I think the changes will be rolled back because one vote is missing.

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