CompTIA
CV0-003 · Question #452
CV0-003 Question #452: Real Exam Question with Answer & Explanation
The correct answer is C: Test the theory to determine the cause.. The cloud engineer skipped the step of testing the theory before implementing a fix, going directly from hypothesis to rollback without validating the root cause.
Troubleshooting
Question
A cloud engineer received a support call indicating web apps running on an IaaS server are unavailable. The engineer took the following trouble-shooting steps: - Hypothesized the server outage is considered to be the cause of the problem. - Performed rollback of applied patches. - Ensured all web apps are running correctly. - Documented the incident. Which of the following troubleshooting methodology steps did the cloud engineer overlook?
Options
- AEstablish the theory of probable cause.
- BEstablish a plan of action and implement the solution.
- CTest the theory to determine the cause.
- DVerify system functionality.
Explanation
The cloud engineer skipped the step of testing the theory before implementing a fix, going directly from hypothesis to rollback without validating the root cause.
Common mistakes.
- A. The engineer did establish a theory of probable cause by hypothesizing the applied patches caused the server outage, so this step was completed.
- B. The engineer did establish a plan of action and implement a solution by executing the patch rollback, so this step was not overlooked.
- D. The engineer did verify system functionality by confirming all web apps were running correctly after the rollback, so this step was completed.
Concept tested. CompTIA structured troubleshooting methodology - theory testing step
Reference. https://www.comptia.org/certifications/cloud
Topics
#troubleshooting methodology#CompTIA steps#incident response#patch rollback
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