Huawei
H31-311_V2.5 · Question #122
H31-311_V2.5 Question #122: Real Exam Question with Answer & Explanation
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Question
Which of the following is not an advantage of WDM?
Options
- AUltra-large capacity and transparent data transmission
- BEasy to upgrade and maximize protection of existing investment
- CCompletely replace SDH equipment
- DCompatible with all future optical switching networks
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