最新的Huawei HCIA-Data Center Facility V1.0 - H12-411免費考試真題
問題1
In the process of construction, carry out the debris splash operation, should use ().
正確答案: D
問題2
Data center energy consumption mainly comes from the ring equipment, lighting system, refrigeration systems, power supply and distribution system. How to reduce the energy dissipations of the () is the key to solve data center energy conservation in the industry at present
正確答案: A
問題3
In air-conditioning systems, the role of () is to cool the high-temperature and high-pressure gas discharged from the compressor by using water-cooled or air-cooled to release heat to the outside world.
正確答案: D
問題4
Common communication equipment ways have RS232, RS485, FE, etc.
正確答案: A
問題5
The principle of the condenser is to cool and release the high-pressure gaseous refrigerant to the liquid state to realize the heat transfer and release.
正確答案: B
問題6
Which of the following start then the alarm emits a strong sound and light alarm signal to remind the scene of the purpose of attention?
正確答案: B
問題7
The type of compressor used by Huawei air-cooled precision air conditioner is ().
正確答案: D
問題8
Battery electrolyte leakage occurs, which treatment approach is more appropriate?
正確答案: C
問題9
During construction, touching sharp appliances should use ().
正確答案: B
問題10
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.
正確答案: C
問題11
Huawei's monitoring system NetEco can only manage the infrastructure of a single data center and can not centrally manage multiple data center infrastructures managed by different regions.
正確答案: A
問題12
The main monitoring objects of data center room monitoring system are power systems, environmental systems, fire protection systems etc.
正確答案: A
問題13
() component can complete the DC to AC conversion.
正確答案: A
問題14
The features of UPS are (). (Multiple Choice)
正確答案: A,B,C,D
