Huawei
H31-311_V2.5 · Question #502
Compared with PDH, the main advantages of SDH are reflected in which of the following aspects? (Multiple choice)
The correct answer is A. Interface Specification B. Synchronous multiplexing C. Operation and maintenance D. Strong compatibility. See the full explanation below for the reasoning.
SDH Transmission Principles
Question
Compared with PDH, the main advantages of SDH are reflected in which of the following aspects? (Multiple choice)
Options
- AInterface Specification
- BSynchronous multiplexing
- COperation and maintenance
- DStrong compatibility
- EHigh frequency band utilization
How the community answered
(48 responses)- A73% (35)
- E27% (13)
Topics
#SDH vs PDH#synchronous multiplexing#OAM capabilities#interface standardization
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