Which of the following description of the HUAWEI CLOUD modular data center are correct?
(Multiple choice)
A . Green and energy saving. Improve PUE by more than 20%
B . Save operation and maintenance manpower. Improve operation and maintenance efficiency
C . The UPS power module has no redundancy. Integrated UPS integrated power distribution
D . Use PAD near-end management, real-time display
Answer: ABCD