Which category/ies of wavelength division multiplexer comprise/s two 3dB couplers where the splitting of an incident beam takes place into two fiber paths, followed by the recombination with second 3-dB coupler?
A. Interference filter based devices
B. Angular dispersion based devices
C. Mach-Zehnder Interferometers
D. All of the above
Solution by Mcqs Clouds
Answer: Option C
Explanation:
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Comments
A. Coding for error protection
B. Decoding of input data
C. Electrical to optical conversion
D. Recoding to match output standard
A. Photo-diode
B. Signal Processing Circuits
C. Linear Circuitry
D. None of the above
For a sine wave, the frequency is represented by the cycles per ______
A. Second
B. Minute
C. Hour
D. None of the above
Which property/ies of PCM stream determine/s the fidelity to original analog signal?
A. Sampling rate
B. Bit depth
C. Both a and b
D. None of the above
A. As a crescent wave
B. As a gibbous wave
C. As an evanescent wave
D. All of the above
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