220-1102 Practice Question: A technician is following the CompTIA A+…

Answer choices

Why each option matters

Good practice is not just finding the correct option. The wrong answers often show the exact trap the exam wants you to fall into.

Answer analysis

Why the other options are wrong

Understanding why incorrect options are tempting is as important as knowing the correct answer.

• ✗

  Establish a plan of action to resolve the problem.

  A plan is developed after the theory is confirmed.

• ✗

  Implement the solution.

  Implementation occurs after testing and planning.

• ✗

  Document findings, actions, and outcomes.

  Documentation is the final step after verification.

Technical deep dive

How to think about this question

The CompTIA A+ troubleshooting methodology is a structured approach designed to efficiently and effectively resolve technical issues. After a technician has identified the problem and established a theory of probable cause, the crucial next step is to test that theory to determine the actual cause. This step is vital because a theory, by definition, is an educated guess. Without empirical testing, a technician risks pursuing an incorrect solution, which can waste time, resources, and potentially introduce new problems. Testing the theory often involves performing specific diagnostic actions that either confirm or disprove the suspected cause. For example, if the theory is a loose cable, the test might be to reseat the cable and observe if the issue resolves. If the theory points to a software conflict, testing might involve booting into safe mode or disabling specific services. This step is distinct from establishing a plan of action (Option B), which is developed *after* the theory has been confirmed as the root cause. Similarly, implementing the solution (Option C) is the execution of that plan, which logically follows testing and planning. Documentation (Option D) is the final step, performed after the solution has been verified, to record the entire process for future reference and knowledge sharing. By rigorously testing the theory, the technician ensures they are addressing the actual problem, leading to a more reliable and lasting resolution.

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