正解:D
Explanation
The technician was identifying the problem by gathering information with this note. This is the first step of the troubleshooting methodology, which is a systematic process of finding and resolving issues in a network or system. By gathering information, the technician can understand the symptoms, scope, and impact of the problem, as well as collect relevant data from various sources, such as users, logs, tools, or documentation.
The note shows that the technician was asking questions to the user, checking the network status and configuration, and reviewing previous tickets to gather information about the problem. References: [CompTIA Network+ Certification Exam Objectives], Troubleshooting Methodology - CompTIA Network+ N10-007 -
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