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Free AliBaba ACA-Database Actual Exam Questions
The questions for this exam were last updated on January 7, 2026
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Which of the following scheduling tools are supported by AnalyticDB for MySQL? (Number of correct answers: 2)
Select all that apply, then reveal solution.
Question No. 2
What is the maximum number of read-only nodes in a PolarDB cluster?
Select one option, then reveal solution.
Question No. 3
How can ApsaraDB for MyBase solve problems in database security and performance interferences in the multi-tenant scenario?
Select one option, then reveal solution.
Question No. 4
Which of the following is not a component of the PolarDB-0 architecture in Apsara Stack?
Select one option, then reveal solution.
Question No. 5
Which of the following is not a relational database?
Select one option, then reveal solution.
Question No. 6
DTS (Data Transmission Service) must have access to a database user account on both the target and source database, in order to work.
Select one option, then reveal solution.
Question No. 7
Alibaba Cloud DTS (Data Transmission Service) supports both full database migration and incremental synchronization.
Select one option, then reveal solution.
Question No. 8
Alibaba Cloud DTS (Data Transmission Service) can only migrate between databases that are hosted on RDS.
Select one option, then reveal solution.
Question No. 9
Alibaba Cloud DTS (Data Transmission Service) is a file migration tool.
Select one option, then reveal solution.
Question No. 10
PolarDB for MySQL allows you to deploy a cluster across multiple zones. Compared with single-zone clusters, multi-zone clusters have better disaster recovery capabilities and can withstand data centre- level faults.
Select one option, then reveal solution.
Question No. 11
Which of the following are features supported by Alibaba Cloud RDS for MySQL? (The number of answer 3)
Select all that apply, then reveal solution.
Question No. 12
Which are the supported DB engine for PolarDB so far? (The number of answer 3)
Select all that apply, then reveal solution.
Question No. 13
Why is ApsaraDB for PolarDB better than other traditional database engines? (The number of answer 3)
Select all that apply, then reveal solution.
Question No. 14
Which of the following are the core technologies behind Database Backup Service? (Number of correct answers: 3)
Select all that apply, then reveal solution.
Question No. 15
Which of the following is not a feature or usage scenario of Data Lake Analytics (DLA)?