Jan-2022 Realistic H12-411 Exam Dumps with Accurate & Updated Questions
H12-411 Exam Dumps - PDF Questions and Testing Engine
Huawei H12-411 Exam Syllabus Topics:
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NEW QUESTION 60
Which of the following funcation is supported by Huawei NetEco monitoring system? (Multiple choice)
- A. Battery monitoring
- B. Configuration Management
- C. Access Management
- D. Alarm Management
Answer: A,B,C,D
NEW QUESTION 61
The following () is the advantage of the UPS N system.
- A. Lack of redundancy
- B. UPS work in the design of high-load conditions, the highest efficiency
- C. reliability is higher than mains
- D. low cost hardware configuration
Answer: B,C,D
NEW QUESTION 62
When the sunroof actuator senses a smoke alarmr it can not control the flip sunroof to open automatically.
- A. FALSE
- B. TRUE
Answer: A
NEW QUESTION 63
In the low-voltage distribution system, the role of the N line is used to exchange working current backflow.
- A. FALSE
- B. TRUE
Answer: B
NEW QUESTION 64
The description of the data center cooling system, which of the following is incorrect?
- A. In low power density data centers, room-level cooling has cost advantages.
- B. Cabinet-level air conditioning for cooling inside the cabinet.
- C. In cabinet-level, row-level, and room-level cooling, the row-level cooling mode has the shortest airflow path
- D. Room-level cooling can improve the cooling efficiency by changing the air-out position.
Answer: C
NEW QUESTION 65
According to different categories by electrolyte! the batteries can be divided into () and (). (Multiple Choice)
- A. lead acid batteries
- B. alkaline batteries
- C. flooded battery
- D. lean liquid battery
Answer: A,B
NEW QUESTION 66
In battery construction, the () component functions can discharge excess gas.
- A. Electrolyte
- B. battery slot
- C. safety valve
- D. Pole
Answer: C
NEW QUESTION 67
The following () circuit breakers are typically low voltage circuit breakers for IT loads.
- A. RCB
- B. ACB
- C. MCCB
- D. MCB
Answer: D
NEW QUESTION 68
UPS inverter components can achieve the conversion from AC to DC.
- A. False
- B. True
Answer: A
NEW QUESTION 69
What kind of refrigerant does Huawei precision air conditioner use?
- A. R13
- B. R22
- C. R410A
- D. R407C
Answer: C
NEW QUESTION 70
Huawei dynamic environment monitoring system's components have (). (Multiple choice)
- A. NetEco server
- B. Skylight actuator
- C. Smart ETH socket
- D. ECC800
Answer: A,B,C,D
NEW QUESTION 71
The dynamic environment monitoring system focuses on data center infrastructure management and supports the monitoring of power supply and distribution equipment, refrigeration equipment, environmental equipment and security equipment in the data center.
- A. False
- B. True
Answer: B
NEW QUESTION 72
Which of the following is not the current harm to the human body?
- A. split
- B. suffocation
- C. spasm
- D. Human ventricular fibrillation
Answer: A
NEW QUESTION 73
When AC power equipment are introduced in by using three-phase four-wire system, in addition to the zero line on the near side of the power transformer grounding, electrical equipment and the engine room should be near the ground repeatedly.
- A. FALSE
- B. TRUE
Answer: B
NEW QUESTION 74
In the process of construction, carry out the debris splash operation, should use ().
- A. anti-impact goggles
- B. helmets
- C. seat belt
- D. anti-smashing shoes
Answer: A
NEW QUESTION 75
RER (Renewable Energy Ratio) is used to measure data center using Renewable Energy, so as to promote the solar Energy, wind Energy, hydropower and other Renewable, no carbon emissions or little Energy utilization of carbon emissions.
- A. FALSE
- B. TRUE
Answer: B
NEW QUESTION 76
Computer room fire protection system mainly consists of () system. (Multiple choice)
- A. Smoke control
- B. Gas fire extinguishing
- C. Automatic fire alarm
- D. safe evacuation
Answer: A,B,C,D
NEW QUESTION 77
The type of compressor used by Huawei air-cooled precision air conditioner is ().
- A. Centrifugal
- B. Screw type
- C. Scroll
- D. Reciprocating
Answer: C
NEW QUESTION 78
Huawei NetEco monitoring system must not support the monitoring of third-party devices.
- A. False
- B. True
Answer: A
NEW QUESTION 79
Which of the following does not belong to the protocols?
- A. PMBus
- B. RJ45
- C. SNMP
- D. Modbus
Answer: B
NEW QUESTION 80
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