A Junior Engineer Is Implementing One of Your Optical Designs

question 364

Multiple Choice

A junior engineer is implementing one of your optical designs and asks about CWDM (Coarse Wavelength Division Multiplexing) . Which two features describe CWDM? (Choose two.)

• A) typically used over long distances, but requires optical amplification
• B) allows up to 32 optical carriers to be multiplexed onto a single fiber
• C) shares the same transmission window as DWDM
• D) uses the 850-nm band
• E) Passive CWDM devices require no electrical power.

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