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Exam Code:	H12-421-ENU
Exam Name:	Huawei Certified Network Professional-Data Center Facility-Build Facility Deployment Optimization
Certification Provider:	Huawei
Free Question Number:	84
Version:	v2021-07-22
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# of views:	570
# of Questions views:	13015
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Exam Question List: Question 1: On the NetEco interface, a modular can only bind () ECC800 d...; Question 2: The operation noise of the NetCol5000-A air conditioning uni...; Question 3: Which web interface can the user log in to view the running ...; Question 4: What are the reasons for the excessive noise of the NetCol50...; Question 5: The assembly unit that can realize RS485/CAN to FE interface...; Question 6: After the UPS5000-E system is installed, which of the follow...; Question 7: The cycle life of the battery is direct proportional to the ...; Question 8: The multi-function sensor in the Fusion Module2000 modular c...; Question 9: The NetCol5000C device is powered on and the reason why the ...; Question 10: Which of the following options is a natural cooling system?...; Question 11: Huawei precision air conditioners support up to () air condi...; Question 12: In ECO mode, the UPS operates in the () state when the input...; Question 13: Which of the following components do not support wireless ne...; Question 14: In the water side natural cooling scheme, cooling water can ...; Question 15: The UPS5000-E accepts input voltage frequency in a range of ...; Question 16: When the UPS5000-E is installed in parallel, it is not neces...; Question 17: Which mode of air supply is suitable for data centers with h...; Question 18: When the FusionModule1000 fire protection system is adjusted...; Question 19: The sleep of the UPS module is to turn off the inverter of s...; Question 20: The UPS5000-E can press the battery cold start button on the...; Question 21: Which of the following technology or scheme can effectively ...; Question 22: In the stable operation of the NeCol5000-A35kW air condition...; Question 23: What are the access control type of the micro module? (Multi...; Question 24: Which part of the data center design is currently affecting ...; Question 25: () can realize the signal processing and centralized control...; Question 26: The refrigerant air cylinder of the Huawei air-cooled air co...; Question 27: What may NetCol 5000-C insulation cotton damage result in?...; Question 28: Neteco can't centrally and uniformly manage data center infr...; Question 29: The NetCol 8000-A100kW is dual-system and comes standard wit...; Question 30: The reason for using the EPO status interface in the paralle...; Question 31: The EPO status interface of the UPS5000-E can select a norma...; Question 32: ECC800 is the core component of the micro-module local manag...; Question 33: When the UPS5000-E is equipped with an IP21 component, the e...; Question 34: The communication option card of UPS2000G only has Modbus ca...; Question 35: After the UPS5000 is installed with ejector fan, you need to...; Question 36: When a fire occurs in the cabinet, what is used to activate ...; Question 37: How many kVA power modules does the UPS5000-S-400K use?...; Question 38: When the single machine is working, after the function of po...; Question 39: When the NetCol5000-A indoor unit and the outdoor unit are n...; Question 40: Three sets of 9Ah battery packs are connected in parallel an...; Question 41: Closed hot and cold aisle systems increase cooling efficienc...; Question 42: The user can modify the login password in the ( ) menu of th...; Question 43: When installing the UPS5000-E, there should be a certain dis...; Question 44: DOD (depth of discharge) indicates the percentage of battery...; Question 45: NetEco's access control management function cannot modify th...; Question 46: The UPS5000 option temperature and humidity sensor does not ...; Question 47: When ATS is in the automatic mode, the manual operating hand...; Question 48: The straight pipe interval fixedly supported by NetCol5000-C...; Question 49: When the UPS is parallel, it is necessary to check the input...; Question 50: When the differential pressure switch of the air filter of t...; Question 51: The scenario is complex, and the difficulty of creating a ne...; Question 52: The UPS5000 seismic components are suitable for use in earth...; Question 53: Which of the following are the characteristics of Huawei Net...; Question 54: When installing NetCol5000-A35kW, how many kg of refrigerant...; Question 55: The user can modify the ECC800's IP address from the () menu...; Question 56: () air supply method must have a reasonable raised floor hei...; Question 57: The gas fire extinguishing device is a fire extinguishing de...; Question 58: Can a sunroof actuator drive up to several sunroof electroma...; Question 59: In () setting interface, you can set the linkage rule of the...; Question 60: When the unit is working, the load of the UPS2000-G is conne...; Question 61: When the NetCol5000-A air conditioner was commissioned, Whic...; Question 62: If the ECC800 is configured with a SIM card, the SIM card sh...; Question 63: Which of the following factors affect battery life? (Multipl...; Question 64: The height of the ECC800 collector is () U....; Question 65: The default battery charge voltage of the UPS2000-G is ( ) V...; Question 66: The following air conditioning systems need to be equipped w...; Question 67: The functions provided by Huawei's monitoring system NetEco ...; Question 68: The functions that the ECC800 can implement are (). (Multipl...; Question 69: The same group of batteries cannot be mixed with batteries o...; Question 70: In the naming of UPS5000-E-120K-HASBS, the letter E stands f...; Question 71: ECC800 does not support historical data export....; Question 72: In general, the air supply distance of the air duct is short...; Question 73: Which of the following supports the UPS5000-E-400K-FM input ...; Question 74: UPS2000-G-(6-20kVA) battery is not connected and does not af...; Question 75: How many NetCol5000-C water-cooled line-class precision air ...; Question 76: Deploying on demand and avoiding over-investment is the only...; Question 77: When the battery is out of control, what is the main cause o...; Question 78: Where is the recommended installation location for the Smart...; Question 79: The dry contact signal of the UPS5000-E does not support the...; Question 80: Through the ECC800Web interface, what can users do? (Multipl...; Question 81: When the temperature detector or smoke detector in the Fusio...; Question 82: The rated voltage of the cell in the VRLA battery is ()....; Question 83: When the maintenance engineer arrives at the customer site, ...; Question 84: When inspecting, maintaining and repairing electrical equipm...

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