H12-421-ENU Exam Questions Get Updated [2022] with Correct Answers
Practice H12-421-ENU Questions With Certification guide Q&A from Training Expert PassExamDumps
NEW QUESTION 142
The 2.4G antenna on the ECC800 should be installed in ( ).
- A. 3G/4G antenna interface
- B. RS485 port
- C. DO output dry contact
- D. RF_ZA line interface
Answer: D
NEW QUESTION 143
What may NetCol 5000-C insulation cotton damage result in?
- A. Pipeline condensation
- B. Fan noise is too loud
- C. Fan blocked
- D. The drainage capacity of the equipment is significantly reduced
Answer: A
NEW QUESTION 144
To use the NetEco APP on PAD to query the PUE information of the current computer room, you need to click the () menu.
- A. More
- B. Monitoring
- C. Alarm
- D. Energy consumption
Answer: D
NEW QUESTION 145
The dry contact signal of the UPS5000-E does not support the remote emergency stop function.
- A. False
- B. True
Answer: A
NEW QUESTION 146
The device accesses the ECC800 monitoring system through a smart ETH socket, using the () interface of the intelligent FTH socket.
- A. AI/DI
- B. FE
- C. PoE
- D. RS485
Answer: C
NEW QUESTION 147
The cycle life of the battery is direct proportional to the depth of discharge.
- A. False
- B. True
Answer: A
NEW QUESTION 148
In the process of disconnecting the battery pack switch, if there are multiple sets of batteries, first disconnect the main switch between the battery pack and the UPS, and then disconnect the switch of each battery pack.
- A. False
- B. True
Answer: B
NEW QUESTION 149
When the FusionModule1000 fire protection system is adjusted, the smoke detector can be heated to simulate the fire alarm of the temperature sensor.
- A. FALSE
- B. TRUE
Answer: A
NEW QUESTION 150
The gas fire extinguishing device is a fire extinguishing device composed of (). (Multiple choice)
- A. Fire cylinder
- B. Solenoid valve
- C. Sound and light alarm bell
- D. Pressure switch
Answer: A,B,D
NEW QUESTION 151
The UPS2000-G-(6-20kVA) did not report a fault but the load was cut off due to a poor connection of the output cable.
- A. False
- B. True
Answer: B
NEW QUESTION 152
When the battery is out of control, what is the main cause of deformation and bulging due to the internal pressure becomes larger?
- A. Electrolyte leakage
- B. Gas precipitation
- C. More electrolyte
- D. Plate gasification
Answer: B
NEW QUESTION 153
You cannot search for an alarm by setting a filter condition on NetEco's Current Alarms page.
- A. False
- B. True
Answer: A
NEW QUESTION 154
After the NetCol5000-C is set to the hot backup function, no backup machine is running, and a single unit adjusts the water valve opening according to the detected actual temperature to respond to the demand.
- A. FALSE
- B. TRUE
Answer: B
NEW QUESTION 155
The NetCol5000C device is powered on and the reason why the fan does not turn may be ().
- A. Condensate drainage is not smooth
- B. Strong drainage system failure
- C. The machine power module is faulty or abnormal.
- D. The filter is dirty
Answer: C
NEW QUESTION 156
Which is not a routine maintenance item of the ECC800 power module?
- A. Check the ECC800 module fan
- B. Check if the power wiring is loose
- C. Create a micro-module plan view
- D. Check if the power indicator is normal.
Answer: C
NEW QUESTION 157
The closer the PUE value of the data center is to 1, the better the energy efficiency level.
- A. False
- B. True
Answer: B
NEW QUESTION 158
When the ECC800 detects that the connection signal to the device is interrupted, a communication interruption alarm is generated. What are the possible reasons? (Multiple choice)
- A. Cable connection is loose
- B. Equipment failure
- C. Poor cable contact
- D. Power supply is not normal
Answer: A,B,C,D
NEW QUESTION 159
The following air conditioning systems need to be equipped with a cooling tower or dry cooler ().
- A. DX water-cooled type
- B. DX air-cooled type
- C. Direct ventilation air conditioning system
- D. CW air-cooled type
Answer: A
NEW QUESTION 160
The NetCol 8000-A100kW is dual-system and comes standard with a single indoor unit connected to an outdoor unit.
- A. False
- B. True
Answer: A
NEW QUESTION 161
NeteCol can assign operational rights to user groups, or assign operational rights directly to users.
- A. False
- B. True
Answer: B
NEW QUESTION 162
What are the access control type of the micro module? (Multiple Choice)
- A. Password swipe access control machine
- B. Fingerprint password swipe access control machine
- C. Face recognition access control
- D. Fingerprint swipe access control machine
Answer: A,B,D
NEW QUESTION 163
In the process of using the battery, in order to reduce the deterioration of the voltage imbalance between the batteries, it is necessary to increase the charging voltage of the battery pack, and to activate and charge the battery to extend the battery life, which is called ().
- A. Floating charge
- B. Self-discharge
- C. Charging test
- D. Balanced charging
Answer: D
NEW QUESTION 164
When a fire occurs in the cabinet, what is used to activate the gas fire extinguishing device on site?
- A. Fire cylinders
- B. Pressure switch
- C. Emergency stop button / manual deflation button
- D. Solenoid valve
Answer: C
NEW QUESTION 165
The RH2288 server supports () power input.
- A. 0
- B. 1
- C. 2
- D. 3
Answer: C
NEW QUESTION 166
The assembly unit that can realize RS485/CAN to FE interface conversion is ().
- A. ETH converter
- B. WiFi converter
- C. Sunroof actuator
- D. Smart ETH socket
Answer: A
NEW QUESTION 167
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