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400-007 · Question #93
400-007 Question #93: Real Exam Question with Answer & Explanation
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Question
Which two descriptions of CWDM are true? (Choose two)
Options
- Atypically used over long distances, but requires optical amplification
- Buses the 850nm band
- Callows up to 32 optical earners to be multiplexed onto a single fiber
- Dshares the same transmission window as DWDM
- EPassive CWDM devices require no electrical power
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