無料Huawei H31-311_V2.5学習ガイド試験問題と解答
H31-311_V2.5試験問題集、H31-311_V2.5練習テスト問題
Huawei H31-311_V2.5の試験は、伝送ネットワーク技術に関連する広範なトピックをカバーしており、伝送ネットワークの基礎、光伝送の原理、マイクロ波伝送の原理、IP伝送の原理などが含まれます。また、試験には伝送ネットワークの計画、最適化、管理などのトピックも含まれます。
質問 # 48
For 100G (112Gbit/s) signals, the actual data baud rate is only 28G amplitude.
- A. Error
- B. True
正解：B
質問 # 49
Which of the following methods can be used to multiplex low-order ODUK to higher-order ODUk?
- A. Wavelength division multiplexing
- B. Frequency division multiplexing
- C. Time-division multiplexing
- D. Null division multiplexing
正解：C
質問 # 50
When configuring LMSP, there are two switching modes: single-ended switching and double-ended switching. Single-ended switching does not require the protection protocol to be enabled.
- A. Error
- B. True
正解：B
質問 # 51
Which of the following are the service board types for MSTP devices? (Multiple choice).
- A. Auxiliary board
- B. Service processing board
- C. Interface board
- D. Service processing board with interface
正解：B、C、D
質問 # 52
The AAC address consists of 46 bits and is globally unique
Which of the following - is the meaning of the eighth-digit MAC address with 1?
- A. unicast address
- B. Broadcast address
- C. Double-click the address
- D. Multicast address
正解：D
質問 # 53
The difference between dispersion compensation fibers and ordinary optical fibers is that the dispersion compensation fibers have a negative dispersion coefficient at ().
- A. 1310 nm
- B. 1650nm
- C. 1550nm
- D. 800nm
正解：C
質問 # 54
In the case of SNCP, the board selectively receives the service. Therefore, SNCP can protect services on the line.
- A. True
- B. False
正解：B
質問 # 55
In the SDH optical synchronous transmission system, which of the following bytes is used to transmit the quality and weight and usage information of the clock source?
- A. M1
- B. S1
- C. G1
- D. N1
正解：B
質問 # 56
In WDM systems, it is ideal to use a dielectric thin film filter (TFF) when using less than () wavelengths.
- A. 0
- B. 1
- C. 2
- D. 3
正解：B
質問 # 57
The index is used to folio and delineate the starting position of VC-n in the corresponding AU or TU frame so that the receiving end can correctly remove the corresponding VC from the STM-N The VC and C packages are then separated into separate low-rate signals, such as PDH That is; Low-rate branch signals can be discarded directly from the STM-N signal
- A. Error
- B. True
正解：B
質問 # 58
LCK insertion takes precedence over AIS insertion. That is, if the user configures LCK insertion and the conditions for automatic AS insertion are met, the LCK is inserted.
- A. Error
- B. True
正解：B
質問 # 59
Which of the following is the functional unit that provides serial data for the interface and system associated with the orderwire phone?
- A. Tributary units
- B. Line units
- C. Auxiliary unit
- D. Cross-connecting unit
正解：C
質問 # 60
U2000 can flexibly interconnect with different third-party network administrators through the Northbound Interface (NBI) and provide physical inventory and alarm information for the upper-layer network management.
- A. Error
- B. True
正解：B
質問 # 61
SDH signals must be scrambled before they can be transmitted over optical fibers. Which of the following bytes is not scrambled? (Multiple choice).
- A. A1
- B. J0
- C. J1
- D. A2
正解：A、B、D
質問 # 62
PDM uses a polarization beam splitter to divide the laser into two vertical directions: x and y.
- A. Error
- B. True
正解：B
質問 # 63
Which of the following bytes can be used for ordenwire calls between two REG devices?
- A. Not above
- B. E2
- C. E1
- D. E1 and E2
正解：C
質問 # 64
Which of the following is the multiplexing method of SDH?
- A. Flexible mapping and synchronization multiplexing
- B. Asynchronous multiplexing
- C. flexible mapping
- D. flexible mapping and asynchronous multiplexing
正解：A
質問 # 65
SES: There are 5% or more of the error blocks or at least one defect (OCI/AIS/LCK/IAE/LTC/TIM/PLM) in one second.
- A. True
- B. False
正解：B
質問 # 66
The SP3D board supports 63 E1 services
- A. True
- B. False
正解：B
質問 # 67
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Huawei H31-311_V2.5：HCIA-Transmission V2.5試験は、複数選択の質問とシミュレーションの質問で構成されています。試験はオンラインで実施され、コンピューターベースです。試験の期間は2時間で、合格スコアは60％です。この試験は、英語、中国語、日本語を含む複数の言語で利用できます。
最新のH31-311_V2.5実際の無料試験問題は更新された200問があります：https://jp.fast2test.com/H31-311_V2.5-premium-file.html
検証済みH31-311_V2.5問題集PDF資料 [2023年更新]：https://drive.google.com/open?id=1A5Fye0rxcg3PwMbo9uLDlU0dgACacZNu