[Oct-2021] Verified Huawei Exam Dumps with H12-421 Exam Study Guide
Best Quality Huawei H12-421 Exam Questions TorrentVCE Realistic Practice Exams [2021]
NEW QUESTION 132
Which part of the data center design is currently affecting its PUE?
- A. Power supply and distribution system
- B. Decoration system
- C. Building system
- D. Refrigeration system
Answer: D
NEW QUESTION 133
If the ECC800 is configured with a SIM card, the SIM card should be installed in ().
- A. ECC800 main control module left slot
- B. USB interface
- C. ECC800 power module slot
- D. Below the ECC800 antenna port
Answer: A
NEW QUESTION 134
The data center energy efficiency PUE is as small as possible, and the minimum can be close to zero.
- A. False
- B. True
Answer: A
NEW QUESTION 135
When the differential pressure switch of the air filter of the indoor unit is closed, it indicates that the filter is too dusty and should be disposed of in time.
- A. True
- B. False
Answer: A
NEW QUESTION 136
Check that the load switch is in the "OFF" position before powering up the URS5000.
- A. True
- B. False
Answer: A
NEW QUESTION 137
Common monitoring software structures include B/S and C/S architectures.
- A. True
- B. False
Answer: A
NEW QUESTION 138
The UPS5000-E accepts input voltage frequency in a range of () Hz.
- A. 55-65
- B. 45-70
- C. 40-70
- D. 50-60
Answer: C
NEW QUESTION 139
The camera coding can be obtained by ().
- A. ECC800
- B. IVS client
- C. WiFi converter
- D. Smart ETH socket
Answer: B
NEW QUESTION 140
NetEco mobile app supports WiFi with a maximum effective distance of ( ) meters.
- A. 0
- B. 1
- C. 2
- D. 3
Answer: C
NEW QUESTION 141
To balance the capacity loss caused by the self-discharge of the battery during the use of the battery, it is necessary to charge the battery continuously and for a long time at constant voltage, which is called ().
- A. balanced charging
- B. charging
- C. self-discharge
- D. charging test
Answer: B
NEW QUESTION 142
The scenario is complex, and the difficulty of creating a new site is the only challenge facing the development of traditional data center services.
- A. TRUE
- B. FALSE
Answer: B
NEW QUESTION 143
When the battery is out of control, what is the main cause of deformation and bulging due to the internal pressure becomes larger?
- A. Plate gasification
- B. More electrolyte
- C. Gas precipitation
- D. Electrolyte leakage
Answer: C
NEW QUESTION 144
The RH2288 server supports () power input.
- A. 0
- B. 1
- C. 2
- D. 3
Answer: C
NEW QUESTION 145
The UPS5000-E can press the battery cold start button on the bypass module without the main bypass input to start the inverter, and the system will automatically enter the battery inverter mode.
- A. TRUE
- B. FALSE
Answer: A
NEW QUESTION 146
NetCol5000-C temperature and humidity sensor dial setting is incorrect may result in ().
- A. Temperature and humidity sensor cannot detect temperature and humidity
- B. Water leakage at the bottom of the equipment
- C. Equipment drainage capacity is significantly reduced
- D. The return air temperature or fan speed fluctuates greatly
Answer: A
NEW QUESTION 147
After the UPS5000 is installed with ejector fan, you need to set the status of "Ejector Fan" as "Allow" in the menu. Otherwise, the ejector modules cannot be used normally.
- A. True
- B. False
Answer: A
NEW QUESTION 148
Before the UPS5000 is powered on, it is necessary to check that the UPS input switch, bypass switch, output switch, maintenance bypass switch, battery open) have all been placed in the "OFF" state.
- A. True
- B. False
Answer: A
NEW QUESTION 149
Which of the following factors affect battery life? (Multiple Choice)
- A. Temperature
- B. Rated capacity
- C. Depth of discharge
- D. Number of cycles
Answer: A,C,D
NEW QUESTION 150
NetEco's access control management function cannot modify the door name.
- A. False
- B. True
Answer: A
NEW QUESTION 151
What can be detected by the optional battery inspection instrument? (Multiple choice)
- A. Frequency
- B. Internal resistance
- C. Voltage
- D. Battery case temperature
Answer: B,C,D
NEW QUESTION 152
The rated capacity of the battery: also called the nominal capacity, according to the national standard or line standard requirements, is the lowest capacity value that should be released.
- A. TRUE
- B. FALSE
Answer: A
NEW QUESTION 153
The following () characteristics are standard features of the NetCol 8000-C air conditioner.
- A. G4 grade filter
- B. Water immersion sensor
- C. Dual power supply
- D. Humidification function
Answer: A
NEW QUESTION 154
Which web interface can the user log in to view the running status of the device in the micromodule?
- A. Water immersion sensor
- B. Cabinet electronic lock
- C. Sound and light alarm
- D. ECC800
Answer: D
NEW QUESTION 155
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