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Blockchain CBSP Exam - Topic 5 Question 108 Discussion

Actual exam question for Blockchain's CBSP exam

Question #: 108
Topic #: 5

[All CBSP Questions]

Which of the following smart contract vulnerabilities can cause a smart contract's balances ledger to become incorrect? Select all that apply

AArithmetic

BUnchecked Return Values

CRace Condition

DReentrancy

Show Suggested Answer

Suggested Answer: B, C, D

by Freida at Feb 09, 2025, 11:15 AM

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Beth

9 months ago

All of these can cause issues, but A and D are the most notorious!

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Sol

10 months ago

Wait, are we sure about C? Seems like it wouldn’t affect the ledger directly.

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Maricela

10 months ago

Unchecked Return Values (B) can lead to problems too, don’t overlook it!

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Wei

10 months ago

I think C is also a big issue, not just A and D.

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Wilda

10 months ago

Definitely A and D can mess up balances!

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Sharika

10 months ago

Reentrancy is a big one, right? I recall it being a major vulnerability that can affect the state of a contract.

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Ayesha

11 months ago

Race conditions seem tricky, but I feel like they could lead to incorrect balances if two transactions happen at the same time.

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Gene

11 months ago

I remember practicing a question where unchecked return values were mentioned as a potential issue, so I might go with that one too.

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Amina

11 months ago

I think arithmetic issues can definitely mess up the balances, but I'm not sure about the others.

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Rory

11 months ago

I'm pretty confident on this one. Arithmetic, unchecked return values, and race conditions are the main culprits that can mess up the balances ledger. Gotta be careful with those when writing smart contracts.

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Pamella

11 months ago

Okay, I've got this. Arithmetic, unchecked return values, and race conditions can all lead to incorrect balances. Reentrancy is a bit trickier, but it could also cause problems if not handled properly.

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Marguerita

11 months ago

Hmm, I'm a bit unsure about this one. I know arithmetic and unchecked return values can cause issues, but I'm not sure about the others. Might need to review my notes on smart contract security.

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Aide

11 months ago

This looks like a tricky one. I'll need to think through the different vulnerabilities and how they could impact the balances ledger.

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Carolann

2 years ago

I'm not sure about C) Race Condition though. Can that also affect the balances?

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Mary

2 years ago

Haha, this question is a piece of cake! A, C, and D - those smart contracts better be bulletproof!

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Laurene

1 year ago

Yes, those vulnerabilities can really mess up a smart contract's balances ledger.

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Justine

2 years ago

A, C, and D are correct! Smart contracts need to be secure.

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Fidelia

2 years ago

A, B, and D. The good old 'rug pull' vulnerability combo. Better watch your step, folks!

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Cornell

2 years ago

Hmm, I'm gonna go with A, C, and D. Gotta watch out for those race conditions, am I right?

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Rozella

1 year ago

Definitely, always important to be cautious with smart contracts.

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Stephane

1 year ago

I agree, better safe than sorry.

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Brent

2 years ago

Yeah, race conditions can really mess things up.

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Delsie

2 years ago

I think A and D are the ones to watch out for.

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Remedios

2 years ago

I agree with Shoshana. Those vulnerabilities can definitely mess up the balances.

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Shoshana

2 years ago

I think A) Arithmetic and D) Reentrancy can cause the balances ledger to become incorrect.

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Iluminada

2 years ago

Definitely A, B, and D. Can't go wrong with the classic vulnerabilities!

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Novella

2 years ago

It's important to be aware of those vulnerabilities to ensure the smart contract's security.

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Novella

2 years ago

I agree, those are some common vulnerabilities to watch out for.

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