CompTIA Network+ (N10-008) — Question 27

According to troubleshooting methodology, which of the following should the technician do NEXT after determining the most likely probable cause of an issue?

Answer options

• A. Establish a plan of action to resolve the issue and identify potential effects
• B. Verify full system functionality and, if applicable, implement preventive measures
• C. Implement the solution or escalate as necessary
• D. Test the theory to determine the cause

Correct answer: D

Explanation

The correct answer is D because testing the theory is essential to validate the suspected cause before taking further action. Options A, B, and C are steps that follow after confirming the cause, not the immediate next step after identifying it.