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Free Huawei H12-411 Practice Questions & Answers 2026 Part3 | HCIA-Data Center Facility

Are you preparing for the Huawei H12-411 certification exam? SPOTO offers the Huawei H12-411 Premium File; all questions are aligned with the latest exam content and come with expert-provided answers. Our question banks cover the latest question types, core concepts, and detailed explanations, helping you familiarize yourself with the exam format and difficulty level. Whether you are reviewing core concepts or simulating a real exam environment, these resources will rapidly boost your confidence and readiness.
For over two decades, SPOTO has successfully helped numerous IT professionals secure their ideal positions at Fortune 500 companies. Download now to start practicing efficiently and ensure a high score on the actual exam. Don't miss this opportunity to pass your certification exam with ease!
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Question #1
The basic principle of the rotary dehumidifier is that the water vapor encounters the condensation water droplets of the cooling tube fins to dehumidify.
A. True
B. False
View answer
Correct Answer: B
Question #2
UPS It can purify the mains input, output stable AC, and protect the load.
A. True
B. False
View answer
Correct Answer: A
Question #3
ATS Dual Power Automatic Transfer Switch can achieve the switching of two-way power's fast loading machine.
A. rue
B. alse
View answer
Correct Answer: A
Question #4
The basic principle of the rotary dehumidifier is that the water vapor encounters the condensation water droplets of the cooling tube fins to dehumidify.
A. True
B. False
View answer
Correct Answer: B
Question #5
Huawei monitoring system NetEco only can access to the equipment supported SNMP protocol.
A. True
B. False
View answer
Correct Answer: B
Question #6
The surface cooler controls the indoor temperature and humidity through the heat exchangebetween the refrigerant and the indoor air.
A. rue
B. alse
View answer
Correct Answer: B
Question #7
Compared with the comfort air conditioning, what are the advantages of the equipment room dedicated air conditioning?
A. big air volume, little enthalpy difference
B. high sensible heat ratio
C. more accurate temperature and humidity control
D. the year refrigeration
View answer
Correct Answer: ABCD
Question #8
The basic principle of the rotary dehumidifier is that the water vapor encounters the condensation water droplets of the cooling tube fins to dehumidify.
A. True
B. False
View answer
Correct Answer: B
Question #9
pPUE is a data center PUE An extension of the concept, used to evaluate the energy efficiency of a local area of a data center or equipment And analysis.
A. True
B. False
View answer
Correct Answer: A
Question #10
Compared with the comfort air conditioning, what are the advantages of the equipment room dedicated air conditioning?
A. big air volume, little enthalpy difference
B. high sensible heat ratio
C. more accurate temperature and humidity control
D. the year refrigeration
View answer
Correct Answer: ABCD
Question #11
Huawei monitoring system NetEco only can access to the equipment supported SNMP protocol.
A. True
B. False
View answer
Correct Answer: B
Question #12
The function of the fire protection system is automatically capture the smoke or heat when a fire occurs in the fire detection area, thereby giving an audible and visual alarm and controlling automatic fire extinguishing.
A. rue
B. alse
View answer
Correct Answer: A
Question #13
UPS Common system configurations are N system,N+X system,2N system.
A. True
B. False
View answer
Correct Answer: A
Question #14
Cooling coil controls the indoor temperature and humidity via a heat exchange with refrigerant and indoor air.
A. True
B. False
View answer
Correct Answer: B
Question #15
During the construction process, which should be used in corrosive operation? (Multiple choice)
A. Anti-corrosion liquid goggles
B. Acid-resistant gloves
C. Anti-acid (alkali) service
D. Anti-chemical shoes
View answer
Correct Answer: ABCD
Question #16
MCB circuit breaker C-level trip setting value between (_______________), used in IT load situations.
A. 2-3ln
B. 3-5In
C. 5-10ln
D. 8-15ln
View answer
Correct Answer: B
Question #17
During the construction process, which should be used in corrosive operation? (Multiple choice)
A. Anti-corrosion liquid goggles
B. Acid-resistant gloves
C. Anti-acid (alkali) service
D. Anti-chemical shoes
View answer
Correct Answer: ABCD
Question #18
For the unsaturated air, the relationship of size among the dry bulb temperature, wet bulb temperature and dew point temperature is (_______________).
A. Dry bulb temperature> Dew point temperature> Wet bulb temperature
B. Dry bulb temperature> wet bulb temperature> dew point temperature
C. Wet bulb temperature> dew point temperature> dry bulb temperature
D. wet bulb temperature> dry bulb temperature> dew point temperature
View answer
Correct Answer: B
Question #19
When an air-cooled direct expansion air conditioner is performing normal cooling operation, the condenser inlet temperature is higher than the outdoor temperature.
A. rue
B. alse
View answer
Correct Answer: A
Question #20
Data center room PUE The smaller the value, the greater the power consumed by the supporting infrastructure of the data center such as cooling and power supply.
A. True
B. False
View answer
Correct Answer: B
Question #21
During the construction process, which should be used in corrosive operation? (Multiple choice)
A. Anti-corrosion liquid goggles
B. Acid-resistant gloves
C. Anti-acid (alkali) service
D. Anti-chemical shoes
View answer
Correct Answer: ABCD
Question #22
The basic principle of the rotary dehumidifier is that the water vapor encounters the condensation water droplets of the cooling tube fins to dehumidify.
A. True
B. False
View answer
Correct Answer: B
Question #23
According to the concentration degree of equipment, air conditioning system can be divided into (_______________). (Multiple choice)
A. Centralized
B. Semi-centralized
C. decentralized
D. Mixed
View answer
Correct Answer: ABC
Question #24
Which of the following is not the current harm to the human body?
A. Human ventricular fibrillation
B. suffocation
C. spasm
D. split
View answer
Correct Answer: D
Question #25
Huawei monitoring system ECC800 The collector can be inserted at most _________________A power supply module.
A. 2
B. 4
View answer
Correct Answer: A
Question #26
During the construction process, which should be used in corrosive operation? (Multiple choice)
A. Anti-corrosion liquid goggles
B. Acid-resistant gloves
C. Anti-acid (alkali) service
D. Anti-chemical shoes
View answer
Correct Answer: ABCD
Question #27
During the construction process, which should be used in corrosive operation? (Multiple choice)
A. Anti-corrosion liquid goggles
B. Acid-resistant gloves
C. Anti-acid (alkali) service
D. Anti-chemical shoes
View answer
Correct Answer: ABCD
Question #28
The basic principle of the rotary dehumidifier is that the water vapor encounters the condensation water droplets of the cooling tube fins to dehumidify.
A. True
B. False
View answer
Correct Answer: B
Question #29
Data center room PUE The smaller the value, the greater the power consumed by the supporting infrastructure of the data center such as cooling and power supply.
A. True
B. False
View answer
Correct Answer: B
Question #30
In the dynamic environment monitoring system, viewing the detailed alarm information can helplocate the source of the alarm.
A. rue
B. alse
View answer
Correct Answer: A
Question #31
Data center room PUE The smaller the value, the greater the power consumed by the supporting infrastructure of the data center such as cooling and power supply.
A. True
B. False
View answer
Correct Answer: B
Question #32
The basic principle of the rotary dehumidifier is that the water vapor encounters the condensation water droplets of the cooling tube fins to dehumidify.
A. True
B. False
View answer
Correct Answer: B
Question #33
According to the principle of tripping, the MCB circuit breaker can be divided into (_______________) and (_______________). (Multiple Choice)
A. Thermal trip
B. Cold trip
C. Magnetic trip
D. Short circuit
View answer
Correct Answer: AC
Question #34
Compared with the comfort air conditioning, what are the advantages of the equipment room dedicated air conditioning?
A. big air volume, little enthalpy difference
B. high sensible heat ratio
C. more accurate temperature and humidity control
D. the year refrigeration
View answer
Correct Answer: ABCD
Question #35
MCB circuit breaker can be divided into B, C, D, Z, K class according to different tripping characteristics. For IT loads, the () level tripping characteristics should be used.
A.
B.
C.
D.
View answer
Correct Answer: D
Question #36
The parameters that can reflect the energy efficiency state and power usage effectivenes of the data center are (_______________).
A. COP
B. PUE
C. IP
D. OPEX
View answer
Correct Answer: B
Question #37
Which of the following is not belongs to the monitoring function provided by Huawei NetEco.
A. oftware upgrade
B. urrent alarm
C. eal-time signal
D. ccess monitoring
View answer
Correct Answer: A
Question #38
Compared with the comfort air conditioning, what are the advantages of the equipment room dedicated air conditioning?
A. big air volume, little enthalpy difference
B. high sensible heat ratio
C. more accurate temperature and humidity control
D. the year refrigeration
View answer
Correct Answer: ABCD
Question #39
Cooling coil controls the indoor temperature and humidity via a heat exchange with refrigerant and indoor air.
A. True
B. False
View answer
Correct Answer: B
Question #40
There are three different categories of earthing (TN, TT and IT) in low voltage distribution systems. What does the first letters represent?
A. Indicates the relationship of the power system to the exposed conductive parts of the power receiving system
B. Indicates the power system on the ground
C. Indicates the relationship between neutral N and protective earth PE
D. Indicates power receiving system exposed conductive parts and the relationship between the ground
View answer
Correct Answer: B
Question #41
Cooling coil controls the indoor temperature and humidity via a heat exchange with refrigerant and indoor air.
A. True
B. False
View answer
Correct Answer: B

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