Question 490
A cybersecurity migration documents a high-risk service outage but the mitigation relies on an untested rollback script. The team proposes this response: Validate rollback under realistic operational conditions and set measurable go/no-go triggers. What acceptance evidence BEST supports a completion decision?
Explanation
Correct Answer
This measured result tests the stated action in the present scenario: Validate rollback under realistic operational conditions and set measurable go/no-go triggers. The evidence is A rehearsal restores representative services within tolerance after an injected failure. Without that evidence, the unresolved failure is: An untested contingency plan cannot provide reliable residual-risk confidence.
Incorrect Answers
Updated procurement scenarios show price sensitivity and an approved strategy that maintains the business case. However, this does not establish the required outcome: a rehearsal restores representative services within tolerance after an injected failure.
Sampled design exceptions show consistent authority, impact analysis, and timely escalation against one policy. However, this does not establish the required outcome: a rehearsal restores representative services within tolerance after an injected failure.
Governance records demonstrate consequence-sensitive treatment even where probability estimates are uncertain. However, this does not establish the required outcome: a rehearsal restores representative services within tolerance after an injected failure.