최신Nokia Advanced Optical Network Design - 4A0-255무료샘플문제

A. HDFEC uses fewer thresholds than SDEFC.

B. HDFEC discards bits earlier in the decoding process than SDEFC.

C. HDFEC injects less latency into the decoding process than SDFEC.

D. HDFEC provides a higher coding gain than SDEFC

A. The management plane DCN uses in-band communication.

B. The management plane DCN can be connected to each NEs directly.

C. The management plane DCN can be connected to each NEs via OSS/OBS interface.

D. The management plane DCN enables direct communication between the NEs.

A. Amplification occurs along the fiber

B. Chromatic dispersion within the fiber is increased.

C. OSNR is improved compared to EDFAs permitting lingers spans

D. Flat gain can be achieved in any transmission band.

A. It is a type of modulation format exploiting the phase to carry information.

B. It is a phase shift suffered by an optical signal caused by its power intensity.

C. It is s type of impairment that can be compensated usingDCMs

D. It is a type of impairment cause by spectrally adjacent channels.