The goal of Huawei Cloud’s three-dimensional operation and maintenance is to control the operating status of the system in an all-round way and respond quickly to various problems. Which of the following are the details? (Multiple Choice)
A . Monitor the running status of IaaS layer resources
B . Focus only on the operational status of the Paas layer application
C . Master the running status of the application deployed on Paas, support the tracking of faults and performance problems, and facilitate the positioning of operation and maintenance personnel.
D . Manage the user’s experience guarantee and monitor the running of the service in real time.
Answer: ACD