ACA System Operator Certification
Last Update Jan 14, 2026
Total Questions : 62
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Which database utility is suitable for automate perception, healing, optimization, O&M, and security assurance for databases?
In order to deal with sudden spikes in traffic, Company A uses Alibaba Cloud
Auto Scaling to set up an alarm trigger task (growing the Scaling Group when
the average memory utilization on ECS instances exceeds 80%). During the
test, it was found that the alarm task was not executed successfully. Which of
these could be possible causes? (Number of correct answers: 3)
ApsaraDB for HBase is a cost-effective cloud-based intelligent SQL service that is of high scalability and compatible with the open source HBase.
TESTED 14 Jan 2026
