CompTIA
JK0-019 · Question #839
JK0-019 Question #839: Real Exam Question with Answer & Explanation
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Question
When a patch cable is plugged into a switch, all port activity indicators turn on and users instantly lose network connectivity. Which of the following is the MOST likely diagnosis?
Options
- ADenial of service attack
- BMTU black hole
- CSwitching loop
- DDefective patch cable
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