Huawei H31-311_V2.5 Daily Practice Exam New 2022 Updated 200 Questions [Q11-Q25]

NO.11 Array waveguide grating (AWG) multiplexer/multiplexer has the following advantages: short wavelength spacing, large number of channels and flat passband. Suitable for DWDM systems in ultra-high speed, large tubes.

NO.12 Bait-doped fiber amplifiers (EDFAs) are a key component of the new generation of optical communication systems. Which of the following is the feature of EDFA? Multiple Choice) □

NO.13 After the U2000 sends configuration data to the network element, if the SCC single board authentication fails, the network element enters the installation state.

NO.14 Which of the following alarm/event storage modes does U2000 support? (Multiple choice).

NO.15 Which of the following is the configuration mode for the new NE?( Multiple choices).

NO.16 Which of the following is the feature of TCM overhead in ODUk signals?

NO.17 Forced switching, fiber switching, manual switching and motion switching are decreased in order of priority.

NO.18 Which of the following bridges are used to forward data based on the MAC address and VLAN ID carried in the data?

NO.19 When the ACT indicator of the SDH board is off, it means that the board has a hardware failure and cannot be used.

NO.20 When setting up LCAS mode, follow these principles:
1. If both ends of the device are Huawei devices, please set it to “Standard Mode”.
2. If a Huawei device is interconnected with a third-party device, set the interconnect device to the same mode according to the mode supported by the third-party device.

NO.21 Optical module parameter “L-64.2” in “2” indicates which of the following working windows?

NO.22 Which of the following bytes can be used for ordenwire calls between two REG devices?

NO.23 The MAC loopback and PHY loopback are used for fault location. When the MAC loopback is set to in loop, the PHY loopback can be set according to the actual situation.

NO.24 For (on-premises) HA solutions where active and standby servers are deployed in the same location, which of the following platforms can be deployed? (Multiple choice).

NO.25 OTM nr.m consists of up to n ” multiplexed channels and does not support non-channel-related overhead. The letter “r” indicates a decrease in functionality.