Huawei
H31-311_V2.5 · Question #166
Automatic Laser Shutdown (ALS): When no optical signal is received, the ALS function automatically shuts down the corresponding optical module. This function protects on-site maintenance personnel.
The correct answer is A. True. See the full explanation below for the reasoning.
Optical Fiber Communication Fundamentals
Question
Automatic Laser Shutdown (ALS): When no optical signal is received, the ALS function automatically shuts down the corresponding optical module. This function protects on-site maintenance personnel.
Options
- ATrue
- BFalse
How the community answered
(42 responses)- A81% (34)
- B19% (8)
Topics
#ALS#laser safety#optical module#eye protection
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