920-503 e-learning materials

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4. What is the span of distance between the Optical Multiservice Edge (OME) 6500 systems, before optical electrical optical (OEO) conversion is required?

A. 200 km

B. 800 km

C. 1600 km

D. 2000 km

Answer: D

5. Which two statements concerning the Optical Multiservice Edge (OME) 6500 protection switching are true? (Choose two.)

A. Protection switching for a UPSR is revertive.

B. Protection Switching for a UPSR is non-revertive.

C. Protection switching for a BLSR/MS-SPRing is revertive.

D. Protection switching for a BLSR/MS-SPRing is non-revertive.

Answer: BC

6. Which two statements concerning Optical Multiservice Edge (OME) 6500 equipment protection schemes are true? (Choose two.)

A. 63xE1 circuit packs and 24xDS3 circuit packs have a 1: N revertive scheme.

B. 63xE1 circuit packs and 24xDS3 circuit packs have a 1+1 non-revertive scheme.

C. Cross-connect circuit packs and OC 3 / DSM and 84xDS1circuit packs have a 1: N revertive scheme.

D. Cross-connect circuit packs and OC 3 / DSM and 84xDS1circuit packs have a 1+1 non-revertive scheme.

Answer: AD