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Best Quality Huawei H31-341 Exam Questions
NEW QUESTION 91
Dispersion compensation is not required for 40 Gbit/s and 100 Gbit/s coherent systems because the dispersion tolerance of coherent boards is large. NG WDM products do not support hybrid transmission of non-coherent and coherent networks.
- A. False
- B. True
Answer: A
NEW QUESTION 92
The transmission plane mainly performs functions such as optical signal transmission, multiplexing, configuration protection switching, and reconnection, and ensures the reliability of the transmitted optical signal. However, the exchange action of this layer is carried out under the influence of the management dry surface and the control plane.
- A. TRUE
- B. FALSE
Answer: A
NEW QUESTION 93
Which of the following statements about the latency of a storage and forwarding device is false?
- A. The last bit of the data frame enters the device and starts timing.
- B. The first bit of the data frame appears at the output port of the device and stops timing.
- C. The first bit of the data frame enters the device and starts timing.
- D. Reflects the performance of network devices. Generally, it is not compared with the bit forwarding device.
Answer: C
NEW QUESTION 94
Which of the following statements are wrong about TE links? (Multiple Choice)
- A. The TE link is flooded to the entire network by the LMP protocol. Each intelligent network element saves the TE link information of the entire network.
- B. The intelligent network element sends its own bandwidth and other information to other intelligent peers in the network through the LSA in the form of a trace. Provide teaching support for routing and planning.
- C. The verification of the TE link occurs before the control channel is established between adjacent nodes.
- D. The TE link path is a resource concept. It can be understood as an optical fiber with bandwidth information and protection attributes, but it does not correspond to the optical fiber. One fiber may correspond to multiple TE links.
Answer: A,C
NEW QUESTION 95
Which of the following description are wrong about the path method to create a Client path?
- A. If the route to be automatically calculated is different from the planned path, you can set the "constrained node" or "must pass through the node" to perform routing constraints.
- B. Select the "Activate" checkbox. After the path is successfully created, it will be delivered to the NE layer. Otherwise, the path configuration text will only be saved on the network management side.
- C. The creation or search of a new path must be possible if its upper service layer path already exists.
- D. Create a client service path by using the path method. After the creation, the optical layer OCh path is automatically generated to reduce the secondary teaching of the path creation.
Answer: D
NEW QUESTION 96
The troubleshooting methods that can be used to separate external faults are:
- A. Loopback
- B. Replacement
- C. Configuration Data Analysis
- D. Meter Test
Answer: C
NEW QUESTION 97
For the wavelength division system, configure the 1st-20th wave, use the NS4 single board, and test the M40 output port with the spectrum analyzer during the commissioning. It is found that the optical power of the 20th wave is significantly lower than the other 19 waves. The possible reasons are as follows: (Multiple Choice)
- A. The 20th wave OTU center is long drifted
- B. The 20th wave OTU's RX port is incorrectly added with 5dB fixed light decay.
- C. The 20th channel corresponding to the M40V has a large insertion loss.
- D. The 20th wave OTU wave side light is too small
Answer: A,C,D
NEW QUESTION 98
Which of the following statements about the Service Package is incorrect?
- A. The Service Package can configure the working mode, service type, cross-connection, and port type in batches.
- B. Service package enables one-click configuration of typical services by issuing multiple configuration commands in batches, facilitating product deployment commissioning and reducing maintenance costs.
- C. Currently, Service Package is available to the TOA, TOX and TSC boards.
- D. You can configure service packages in two modes. One is to configure boards in batches, and the other is to configure each board.
Answer: A
NEW QUESTION 99
When creating a Client path using the path method, if the RL0S alarm is generated on the line card, the path cannot be created.
- A. TRUE
- B. FALSE
Answer: B
NEW QUESTION 100
For the relay type OTU, the alarms of all SM segments are terminated at the local station and are not transmitted downstream (except for OTUkLOF to insert ODUk_PI_AIS downstream). Other alarms continue to be transmitted to the downstream station and reported on the WDM side of the OTU (except for R_LOS to insert ODUK_PM_AIS to the downstream site).
- A. TRUE
- B. FALSE
Answer: A
NEW QUESTION 101
The following description of the electrical layer overhead-source function, the correct ones are: (Multiple Choice)
- A. OTUk is responsible for calculating BIP-8, writing to SM, GCCO, FAS, MAFS, etc.
- B. ODUkP is responsible for calculating BIP-8, writing PM, GCC1/2 and other overheads.
- C. OPUk performs client signal mapping, rate adjustment and rate adaptation in the transmission direction.
- D. ODUkT calculates BIP-8 and writes to TCHi.
Answer: A,B,C,D
NEW QUESTION 102
Which of the following standards must be met for the isolation test in the feature test of the multiplexer/demultiplexer?
- A. >20dB
- B. >25dB
- C. <25dB
- D. <20dB
Answer: A
NEW QUESTION 103
The following description of the Directioned scenario, which is correct? (Multiple choice)
- A. The wavelength carrying the local service can be transmitted to fixed direction.
- B. If the current path needs to be adjusted, you must inbound to adjust the fiber connection of the network.
- C. When the service needs to be adjusted, or the working path is faulty, the optical crossover can be manually configured to implement flexible scheduling of services.
- D. Directioned scenes are applied to networks that are not ASON.
Answer: A,B,D
NEW QUESTION 104
Which of the following signals can be used as input or output signals of an external clock interface?
- A. 2.048 Mbit/s
- B. 34 Mbit/s
- C. 155 Mbit/s
- D. 2.048 MHz
Answer: C
NEW QUESTION 105
Which of the following statements about the modulation technologies of the 40Gbit/s and 100Gbit/s coherent systems are correct?
- A. The modulation technology used in a 100G coherent system is ePDM-QPSK.
- B. The modulation technology used in a 40G coherent system is ePDM-QPSK.
- C. The modulation technology used in a 40G coherent system is ePDM-BPSK.
- D. The modulation technology used in a 100G coherent system is ePDM-BPSK.
Answer: A
NEW QUESTION 106
Which of the following boards can be inserted on the OSN 9800 U64 subrack?
- A. TN18LSC
- B. TNF 5UNQ2
- C. TN54GS4
- D. TNV1N401
Answer: C
NEW QUESTION 107
What are the prerequisites for creating a bidirectional MPLS tunnel? (Multiple Choice)
- A. Port properties have been configured correctly
- B. Determine the bandwidth of the MPLS Tunnel
- C. The LSR ID of each NE is correctly configured.
- D. Users have network administrator user rights of "Administrators" and above
Answer: A,B,C,D
NEW QUESTION 108
Which of the following protection schemes require the APS protocol?
- A. 1:1 optical line protection
- B. SW SNCP
- C. ODUk SNCP
- D. ODUk SPRing protection
Answer: B
NEW QUESTION 109
Which of the following are not part of the 400G originating modulation technology?
- A. FDDM/Nyquist spectrum compression technology
- B. Multi-carrier generation and multiplexing
- C. Advanced oDSP algorithm
- D. High-order modulation (xQAM)
Answer: C
NEW QUESTION 110
If tunnel APS is configured for the tunnel to which the PW belongs, PW APS cannot be configured for the PW.
- A. False
- B. True
Answer: A
NEW QUESTION 111
Before querying bit errors and optical power on the U2000, you need to perform the ( ) operation. Otherwise, the corresponding data cannot be queried.
- A. Enabling the NE Performance Monitoring Time
- B. Creating the logical fiber
- C. Synchronizing NE data
- D. Configuring data
Answer: D
NEW QUESTION 112
Which of the following description of the principle of automatic protection switching of the standard SSM protocol is correct? (Multiple Choice)
- A. According to the clock source priority table, the network element first selects the clock with the highest quality level from the available clock sources as the synchronization source.
- B. If there are multiple clock sources with the highest quality level, the network element selects the clock with the highest clock priority as the synchronization source.
- C. The network element broadcasts the clock quality information and the clock source ID of the synchronization source to the downlink site through the S1 byte, and reverse notices the uplink site that the clock quality from the local network element is "not available for synchronization" by the S1 byte in the direction of the synchronization source.
- D. The network element broadcasts the clock quality information of the synchronization source to the downlink site through the s1 byte. And reverse notice the uplink site by the S1 byte in the direction of the synchronization source that the clock quality from the local network element is "not available for synchronization".
Answer: A,B,C,D
NEW QUESTION 113
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