正解:D
Comprehensive and Detailed In-Depth Explanation:
A toner probe (also known as a tone generator and probe) is the best tool for tracing and identifying cables in a patch panel or wall jack. The tone generator sends a signal through the wire, and the probe helps locate the cable by detecting the tone.
* Option A (Crimper): Used to attach connectors (e.g., RJ-45), not for tracing cables.
* Option B (Punchdown tool): Used to terminate cables into patch panels or keystone jacks.
* Option C (Cable stripper): Used to remove insulation, not to trace cables.
CompTIA A+ Core 1 Exam Objective Reference:
* Objective 5.1: Identify basic cable types, their connectors, and their features.