Nokia Advanced Optical Network Design - 4A0-255 Exam Practice Test

A. BER is measured at both the transmitted and receiving ends.

B. BER is the ratio of redundant bits to correct bits.

C. BER can be accurately measured in a short period of time , for any rate.

D. BER can be measured beforeafter the FEC decoding.

A. Guaranteed restoration

B. Protection and restoration combined

C. Source-based restoration.

D. Optical sub-network connection protection

A. SiteC-SiteD

B. Site A- SiteB

C. SiteE-SiteF

D. All three links have the same load

A. OUT enables the multiplexing of OCH connections.

B. OUT enables FEC processing.

C. OUT refers to the section between two amplifiers.

D. OUT refer to the section between two multiplexers passing through one or moreamplifiers.