Cisco
650-756 · Question #28
In DWDM terminology, what is "grey light"?
The correct answer is C. Short-reach wavelengths. See the full explanation below for the reasoning.
Question
In DWDM terminology, what is "grey light"?
Options
- AA darker version of white light.
- BAn attenuated signal of any wavelength.
- CShort-reach wavelengths.
- DViolet light of higher frequencies, bordering on invisible ultraviolet.
How the community answered
(64 responses)- A8% (5)
- B13% (8)
- C77% (49)
- D3% (2)
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