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1. The number of ODU2e signals multiplexed into the ODU3 signal is the same as the number of ODU2 signals multiplexed into the ODU3 signal.
A) False
B) True
2. Which of the following options belong to nonlinear effects? (Multiple choice)
A) Dispersion
B) Self-Phase Modulation Example
C) Four-wave mixing
D) Raman scattering
3. The high-speed railway engineering disaster prevention and communication interface is the () interface.
4. Two beams of light that meet the coherence condition are called coherent light. Two coherent light beams will produce interference phenomenon in the area where they meet. Which of the following meet the coherence condition? (Multiple choice)
A) The two beams of light have the same phase or a constant phase difference in the area where they meet
B) The two beams of light vibrate at the same frequency in the area where they meet.
C) The two beams of light vibrate in the same direction in the area where they meet
D) The two beams are perpendicular in phase at the encounter area
5. Which of the following is not a nonlinear effect?
A) Dispersion
B) Four Wave Mixing (FWMM)
C) Self-Phase Modulation (SPM)
D) Raman scattering
Solutions:
| Question # 1 Answer: A | Question # 2 Answer: A,B,D | Question # 3 Answer: Only visible for members | Question # 4 Answer: A,B,C | Question # 5 Answer: A |
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