Download HCNA-Transmission.H31-311.NewDumps.2018-07-20.175q.tqb
| Vendor: | Huawei |
| Exam Code: | H31-311 |
| Exam Name: | HCNA-Transmission |
| Date: | Jul 20, 2018 |
| File Size: | 477 KB |
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Demo Questions
Question 1
The receive end performs BIP-8 check for the unscrambled STM-16 frame. If the BIP-8 check result XOR the value of the B1 byte contained in the following STM-16 frame is 10001100, it indicates that () bit error blocks exist in the STM-16 frame.
- 5
- 3
- 6
- Unclear
Correct answer: B
Question 2
The EPL service exclusively uses bandwidth on the line, which is highly secure. It is applicable to the private line application of VIP customers.
- TRUE
- FALSE
Correct answer: A
Question 3
Which of the following statements about clock sources is incorrect?
- Internal clock sources have the lowest priority because of their low precision.
- Generally, tributary clocks are not used as the clock sources of devices.
- The same SSM protocol is selected for all NEs in a clock protection subnet.
- If the standard SSM protocol is enabled, you need to set the clock source ID.
Correct answer: D
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