H12-411_V2.0 Exam Questions
656 real H12-411_V2.0 exam questions with expert-verified answers and explanations. Page 3 of 14.
- Question #101
What could be the reason why the fan of the NETCOL5000C device does not rotate when it is turned on?
- Question #102
In the paralleling procedure of UPS5000-E, what is the reason for using the EPO status interface?
- Question #103
1 sunroof actuator can drive at most () sunroof solenoid valves at the same time
- Question #104
RH2288 server supports () power input
- Question #105
During the use of the battery, in order to balance the capacity loss caused by the battery's startup discharge, the battery needs to be charged with a continuous, long-term constan...
- Question #106
What is the lowest outdoor ambient temperature that the FusionModule800 air conditioner can support?
- Question #107
Is the channel type of the typical configuration of FusionModule800 a cold channel or a hot channel?
- Question #108
If FusionModule800 uses down pipe routing, what is the minimum raised floor height?
- Question #109
When multiple FusionModule products are used in the same project, which one should be selected for the associated application scenario when configuring NetEco?
- Question #110
What is the earthquake resistance level of the FusionModule2000 IT cabinet?
- Question #111
Among the following models, which one has the widest input frequency range?
- Question #112
What is the number of group control units for Huawei NetCol series intelligent cooling products?
- Question #113
When the outdoor temperature is lower than (), the outdoor unit of the air-cooled air conditioner needs to be equipped with a low-temperature component.
- Question #114
What configuration methods does Fusionllodule800 air conditioner support?
- Question #115
MCB is the abbreviation of which of the following low-voltage power distribution equipment?
- Question #116
Which of the following components can directly affect the heat exchange capacity of the evaporator?
- Question #117
Which of the following factors has the greatest impact on indoor airflow organization?
- Question #118
In a UPS system, which of the following is the most comprehensive description of the role of the inverter circuit?
- Question #119
In the monitoring system, which of the following functions can view the real-time image of the computer room?
- Question #120
Which of the following is the main component of the electrolyte of lead-acid batteries?
- Question #121
Which of the following is the relationship between the resistance of a conductor and its core cross- sectional area?
- Question #122
When air is heated, the air temperature rises. What changes will occur in the moisture content of the air?
- Question #123
Due to the increase of equipment, a data center needs to carry out refrigeration transformation and add air conditioners. It needs to reuse its raised floor and supply air under th...
- Question #124
Which of the following functions can use various graphics elements, such as curves, assembly lines, cabinets and other devices, to combine into a simulation effect and simulate the...
- Question #125
Which of the following descriptions about the upward supply and downward return air supply method is correct?
- Question #126
According to the nature of their work, which type of batteries are metal lithium batteries and lithium- ion batteries?
- Question #127
Which of the following protective equipment should be used when working with sharp tools during construction?
- Question #128
What is the English abbreviation for sealed valve-regulated lead-acid battery?
- Question #129
If the power supply of a certain device is interrupted, it will cause great economic losses. What kind of load does this device belong to?
- Question #130
In Huawei's monitoring system, which of the following can be used to support the FE communication expansion of ECC800-Pro?
- Question #131
Which of the following systems accounts for the largest share of data center energy consumption?
- Question #132
In the dynamic environment monitoring system, which of the following functions can the user use to query the alarm information of the refrigeration equipment?
- Question #133
Which of the following humidifiers needs to sprinkle water on the filler made of water-absorbing material when working, and the treated air flows through the filler to complete the...
- Question #134
Which of the following formulas is the calculation formula for PUE?
- Question #135
In the functional classification of monitoring systems, which of the following is not classified under the classification of monitoring functions?
- Question #136
Which of the following components can improve the heat transfer capacity of the chilled water air conditioner heat exchanger when it is working?
- Question #137
Due to air conditioning failure, the operating temperature of the lead-acid battery rises from 25°C to 30°C. Which of the following statements is correct?
- Question #138
For the same system, what is the relationship between the current carrying capacity of the cable I1, the rated current of the circuit breaker I2, and the rated working current of t...
- Question #139
A customer has a load of 100 kw and wants to choose a suitable UPS. Which of the following Huawei products is the most suitable?
- Question #140
Which of the following descriptions of the electrolyte of lead-acid batteries (AGM) is wrong?
- Question #141
Which function in the dynamic environment monitoring system is used to indicate the severity of the corresponding fault?
- Question #142
Which of the following components can prevent liquid hammer caused by refrigerant migration when the unit is shut down?
- Question #143
Laying anti-static floor and wearing anti-static shoes and socks are to prevent which of the following situations?
- Question #144
According to my country's regulations, when using portable lighting in spraying operations or dusty environments, which of the following voltages should be used as a safe voltage?
- Question #145
When a lead-acid battery is fully charged, which of the following is the main component on the positive plate?
- Question #146
Which of the following outdoor unit models has a dual fan?
- Question #147
Which of the following does not belong to liquid cooling technology?
- Question #148
Which of the following descriptions is the function of the condensing water pump in Huawei's chilled water precision air conditioner?
- Question #149
For devices with SNMP protocol, which of the following interfaces can be used to connect to the monitoring system?
- Question #150
Which of the following does not belong to the classification of Huawei DC power cabinet?