WorksheetsWDM
Total questions: 5
Worksheet time: 5mins
Given the following statements:
(A) Frequency Division Multiplexing is a technique that can be applied when the bandwidth of a link is greater than combined bandwidth of signals to be transmitted.
(B) Wavelength Division Multiplexing (WDM) is an analog multiplexing Technique to combine optical signals.
(C) WDM is a Digital Multiplexing Technique.
(D) TDM is a Digital Multiplexing Technique.
Which of the following option is correct?
(A), (B), (C) and (D) are true.
(A), (B), (C) and (D) are false.
(A), (B) and (D) are false; (C) is true.
(A), (B) and (D) are True; (C) is false.
In Lambertian output pattern of LED, the source is ______ bright from all directions.
Less
More
Unpredictably
Equally
Which among the following is/are responsible for generating attenuation of an optical power in fiber?
Absorption
Scattering
Waveguide effect
All of the above
Which among the following characteristics of Laser light specifies the precise movement of all individual light waves together through time and space?
Monochromatic
Brightness
Directional
Coherent
When an optical signal is incident on a photo-detector, which noise originate/s due to statistical nature of production and collection of photoelectrons?
Dark Current Noise
Surface Leakage Current noise
Quantum Noise
None of the above
