CompTIA
CN0-201 · Question #157
CN0-201 Question #157: Real Exam Question with Answer & Explanation
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Question
Which of the following problems in a PSTN circuit can cause noise and thus reduces call quality?
Options
- AToo many phones registering with a gatekeeper
- BPoorly crimped connections
- CImproper grounded lines
- DMismatched codecs
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