Huawei
H31-341_V2.5 · Question #352
H31-341_V2.5 Question #352: Real Exam Question with Answer & Explanation
The correct answer is B. The OSNR value of the coherent signal tested by the integral method is not as accurate as the OSNR. See the full explanation below for the reasoning.
Question
Which of the following descriptions about OSNR is wrong?
Options
- AAs the number of amplifying boards used on the line increases, noise will continue to accumulate,
- BThe OSNR value of the coherent signal tested by the integral method is not as accurate as the OSNR
- CThe use of FEC technology can reduce the OSNR requirements of the system.
- DThe use of PDM+QPSK/PDM+BPSK modulation can reduce the OSNR requirements of the system.
Community Discussion
No community discussion yet for this question.