The Optical Receiver Circuit MCQ’s

This set of Optical Communication Multiple Choice Questions & Answers (MCQs) focuses on “The Optical Receiver Circuit”.

1. A ____________ performs the linear conversion of the received optical signal into an electric current.
a) Receiver
b) Converter
c) Detector
d) Reflector

2. __________ are provided to reduce distortion and to provide a suitable signal shape for the filter.
a) Detector
b) Equalizer
c) Filters
d) Amplifier

3. How many simultaneous channels can be provided in a band DGE(Dynamic gain equalizer)?
a) Six
b) Two
c) Eight
d) Ten

4. ____________ limits receiver sensitivity.
a) Noise
b) Depletion layer
c) Avalanche
d) Current

5. A _________ maximizes the received signal-to-noise ratio in the receiver circuitry.
a) Filter
b) Equalizer
c) Detector
d) Reflector

6. How many structures of pre-amplifiers exist?
a) Two
b) Three
c) Four
d) One

7. The multiplication factor for the APD varies with the device temperature.
a) True
b) False

8. ________ can be operated in three connections.
a) Reflectors
b) Diodes
c) LED’s
d) FET’s

9. What is the main factor contributing to the choice of the operational amplifier?
a) Gain
b) Impedance
c) Conductance
d) Gain-Bandwidth product

10. How many categories of dynamic gain equalizers are available?
a) One
b) Two
c) Three
d) Four

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