220-802 Question #110: Real Exam Question with Answer & Explanation

The correct answer is C: Toner probe. A toner probe traces a specific cable from one end to the other, making it ideal for confirming which port on a patch panel corresponds to a given cable run.

Question

Which of the following is the BEST tool to verify the cable is plugged into the correct port on the patch panel?

Options

ACable certifier
BPunch down
CToner probe
DCable tester

Explanation

A toner probe traces a specific cable from one end to the other, making it ideal for confirming which port on a patch panel corresponds to a given cable run.

Common mistakes.

A. A cable certifier measures whether a cable meets performance standards such as TIA/EIA categories, but does not trace or identify cable paths.
B. A punch down tool is used to seat wires into keystone jacks or patch panel ports, not to identify or trace cable paths.
D. A cable tester verifies continuity and correct pin-to-pin wiring at both ends of an already-terminated cable, but cannot trace an unknown cable to a specific patch panel port.

Concept tested. Using a toner probe to trace network cable runs

Reference. https://www.comptia.org/certifications/network

Community Discussion

No community discussion yet for this question.

Full 220-802 Practice