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NEW QUESTION # 47
The following air conditioning, which is comfort air conditioning?
- A. Commercial air conditioners
- B. Medical air conditioning
- C. room dedicated air conditioning
B Clean air conditioning
Answer: B
NEW QUESTION # 48
Which of the following statements about the battery is wrong:
- A. When the battery reaches the end of its service life, it does not require special treatment and can be sold directly to scrap for recycling.
- B. The reason for the swelling of the battery is that the pressure becomes higher due to excessive gas evolution.
- C. The battery room should prevent the temperature from being too high to prevent thermal runaway.
- D. When the battery leaks, do not touch it directly with your hands.
Answer: A
NEW QUESTION # 49
____________ Not part of Huawei's monitoring system NETECO Provide monitoring functions.
Answer:
Explanation:
Software upgrade
NEW QUESTION # 50
The function of the air system is to rationally organize the flow of indoor air, so that the temperature, humidity and cleanliness of the air in the indoor working area can better meet the process requirements and the comfort requirements of the human body.
- A. True
- B. False
Answer: A
NEW QUESTION # 51
The valve-controlled sealed lead-acid battery safety valve has ____________ Function.
Answer:
Explanation:
regulate the internal and external pressure of the battery, filter the acid mist, and prevent the internal pollution of the battery
NEW QUESTION # 52
The humidifier used in Huawei's row-level precision air conditioner is an infrared humidifier.
- A. False
- B. True
Answer: A
NEW QUESTION # 53
RS485 The interface only supports two-wire system, not four-wire system.
- A. False
- B. True
Answer: A
NEW QUESTION # 54
Environmentally friendly refrigerant R410A Refrigeration performance is better than non-refrigerant R22 better.
- A. False
- B. True
Answer: A
NEW QUESTION # 55
The computer room air conditioner is suitable for scenarios ____________ .
Answer:
Explanation:
modular data centers, container data centers, medium and large data centers
NEW QUESTION # 56
The function of Huawei's chilled water air conditioner plug-in frame power supply is to provide a stable power supply for the fans.
- A. True
- B. False
Answer: A
NEW QUESTION # 57
Huawei Monitoring System Neteco Can only access support SNMP Protocol equipment.
- A. False
- B. True
Answer: A
NEW QUESTION # 58
Huawei monitoring system ECC800 The collector can be inserted at most ____________ A power supply module.
Answer:
Explanation:
2
NEW QUESTION # 59
The condensate of the air conditioner is formed by condensation after the air warning surface cooler cools down.
- A. True
- B. False
Answer: A
NEW QUESTION # 60
MCB Circuit breaker CThe setting value of level tripping is in ____________, used in ITLoad occasions.
Answer:
Explanation:
5-10ln
NEW QUESTION # 61
RER It is used to measure the use of renewable energy in the data center to promote the regeneration of solar, wind, and water energy, and the use of energy with no carbon emissions or very little carbon emissions.
- A. True
- B. False
Answer: A
NEW QUESTION # 62
Under the same load conditions,ups The backup time is mainly determined by the battery capacity and the number of battery cells. The larger the battery capacity, the longer the backup time.
- A. True
- B. False
Answer: A
NEW QUESTION # 63
Huawei Monitoring System NETECO The system does not support remote door opening.
- A. False
- B. True
Answer: A
NEW QUESTION # 64
According to the storage methods of different electrolytes in batteries, it can be divided into ____________ with ____________ .
Answer:
Explanation:
GEL , AGM
NEW QUESTION # 65
Regarding the description of the data center cooling system, the following ____________ is wrong.
Answer:
Explanation:
in the cabinet-level, row-level, and room-level cooling, the airflow path of the row-level cooling method is the shortest
NEW QUESTION # 66
Huawei Monitoring System NETECO The northbound interface can be accessed ____________ .
Answer:
Explanation:
upper-level network management
NEW QUESTION # 67
In the low-voltage power distribution system,PE The function of the line is to provide a path for the fault current when the power supply system fails.
- A. True
- B. False
Answer: A
NEW QUESTION # 68
The following components that can improve the heat exchange capacity of the heat exchanger are
____________ .
Answer:
Explanation:
fan
NEW QUESTION # 69
There are three different classifications of grounding forms in low-voltage power distribution systems
____________, where the first capital letter represents ____________ .
Answer:
Explanation:
TN,TT,IT , the relationship between the power system and the ground
NEW QUESTION # 70
The basic principle of infrared heaters is that infrared rays heat water to boiling, thereby generating steam.
- A. False
- B. True
Answer: A
NEW QUESTION # 71
Huawei Monitoring System NetEco Only the infrastructure of a single data center can be managed, and the centralized and unified management of multiple geographically divided data center infrastructures is not possible.
- A. False
- B. True
Answer: A
NEW QUESTION # 72
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