Acams CCAS Exam - Topic 2 Question 14 Discussion

Actual exam question for Acams's CCAS exam

Question #: 14
Topic #: 2

[All CCAS Questions]

Which blockchain feature ensures that once a block is added, it cannot be altered without network consensus?

AConsensus algorithm

BHash immutability

CTokenization

DPeer-to-peer networking

Show Suggested Answer

Suggested Answer: B

Hash immutability means that altering any transaction would require changing all subsequent blocks and achieving majority consensus. This security property underpins blockchain integrity and forensic traceability, crucial in AML investigations.

by Noelia at May 06, 2026, 08:06 PM

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Bernardine

2 days ago

I think the answer might be A) Consensus algorithm, but I'm not entirely sure if that's the only feature involved.

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