Alibaba Cloud ACA-Database Actual Free Exam Questions & Community Discussion

Exam Code/Number: ACA-Database
Exam Name/Title: ACA Database Certification
Certification Provider: Alibaba Cloud
Corresponding Certification: Alibaba Database

Exam Questions: 82
Updated On: Jun 01, 2026

Question #10

Your DTS (Data Transmission Service) migration has failed halfway through: what options do you have? (Number of correct answers: 2)

A. Delete your DTS instance and start over

B. Restart the migration task from the console

C. You need to switch to ADAM, as DTS cannot complete the migration

D. Your database can't be migrated: you need to abandon the migration

Discussion 0

Correct Answer: B,C Vote an answer

Question #11

Which of the following are NOT true, regarding DTS (Data Transmission Service)? (Number of correct answers: 2)

A. The source and destination database must use the same database engine

B. If the source database is not on Alibaba Cloud, it must be Internet accessible so that DTS can connect to it

C. DTS is designed for file synchronization

D. The source and destination database must both have a database user which DTS can use

Discussion 0

Correct Answer: A,C Vote an answer

Question #12

If a database exception occurs in a PolarDB cluster because important data is deleted by mistake, how i can data be restored?

A. Level-2 backup

B. Level 1 backup + Redo log

C. Level-1 backup

D. Level-2 backup + Redo log

Discussion 0

Correct Answer: D Vote an answer

Question #13

Which of the following tasks cannot be completed by using Advanced Database & Application Migration (ADAM)?

A. Data structure conversion

B. Data migration

C. De-Oracle workload evaluation

D. Performance monitoring

Discussion 0

Correct Answer: A Vote an answer

Question #14

Which of the following scheduling tools are supported by AnalyticDB for MySQL? (Number of correct answers: 2)

A. MaxCompute

B. Data Works

C. DMS

D. QuickBl

Discussion 0

Correct Answer: B,C Vote an answer

Question #15

Which of the following features is NOT supported by Data Transmission Service (DTS)?

A. Data synchronization

B. Change tracking

C. Data migration

D. Data backup

Discussion 0

Correct Answer: B Vote an answer

Question #16

What does DIM mean in data warehouse terms?

A. Common data model (CDM)

B. Dimension table

C. Operational data store (ODS)

D. Application data service (ADS)

Discussion 0

Correct Answer: B Vote an answer

Question #17

Which of the following statements about Alibaba Cloud ApsaraDB for MongoDB is true?

A. Alibaba Cloud and MongoDB have a strategic partnership, so Alibaba Cloud Is able to provide the latest MongoDB features in our ApsaraDB for MongoDB product, in all our global regions.

B. DataWorks is not supported for MongoDB data processing.

C. It takes a longer time to perform operations and maintenance (O&M) on ApsaraDB for MongoDB instances than on self-installed and self-managed MongoDB.

Discussion 0

Correct Answer: A Vote an answer

Question #18

You need to migrate a database that has a storage capacity of 50 GB to the cloud and can tolerate a service downtime of half an hour. In this case, which of the following migration methods is the optimal choice to migrate data to the cloud in terms of stability and availability?

A. Full backup only

B. Incremental backup only

C. Logical migration tools

D. Full backup and incremental backup

Discussion 0

Correct Answer: C Vote an answer

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