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What is the full form of DWDM?(a) Dense Wavelength Division Multiplexing(b) Dense Wavelength Division Modulation(c) Directed Wavelength Division Multiplexing(d) Directed Wavelength Division ModulationI got this question in a job interview.I want to ask this question from PWM in portion Phase Locked Loop & Pulse Modulation of Analog Communications

Answer» RIGHT choice is (a) Dense Wavelength Division MULTIPLEXING

The BEST explanation: DWDM stands for Dense Wavelength Division Multiplexing. In DWDM, each SIGNAL has its own SEPARATED wavelength.


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