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Blockchain CBDE Exam - Topic 5 Question 123 Discussion

Events:
B) are stored in something like a side-chain and cannot be accessed by contracts.
A) are stored on chain and are a great way to get a return value when a contract calls another contract.
C) are used primarily for debugging exceptions in solidity.

Blockchain CBDE Exam - Topic 5 Question 123 Discussion

Actual exam question for Blockchain's CBDE exam
Question #: 123
Topic #: 5
[All CBDE Questions]

Events:

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Suggested Answer: B

by Lucille at Mar 03, 2026, 04:37 PM

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Jade
29 days ago
C) is a bit off, events are more than just for debugging.
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Nell
1 month ago
I disagree, B) is misleading; events can be accessed in some cases.
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Kenneth
1 month ago
A) is definitely true, events are super useful!
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Tiera
1 month ago
I thought events were only for logging, not for return values!
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Karrie
2 months ago
Wait, are events really stored on-chain? That seems odd.
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Gilberto
2 months ago
C) is a bit off, events are more than just for debugging.
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Armanda
2 months ago
I disagree, B) is misleading, events can be accessed in some cases.
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Margot
2 months ago
A) is definitely true, events are super useful!
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Melodie
2 months ago
I feel like option A makes the most sense, but I’m a bit confused about the side-chain concept mentioned in option B.
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Jimmie
3 months ago
I practiced a question similar to this, and I think events are primarily for tracking state changes rather than just debugging exceptions.
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Ezekiel
3 months ago
I remember something about events being useful for logging, but I can't recall if they can be accessed by contracts or not.
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Nida
3 months ago
I think events are definitely stored on-chain, but I'm not entirely sure how they relate to return values when calling other contracts.
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