Free Alibaba ACA-Database Exam Questions

Become Alibaba Certified with updated ACA-Database exam questions and correct answers

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Total 81 Questions | Updated On: Feb 20, 2025

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Question 1

Which migration modes are supported by DTS (Data Transmission Service)? (Number of correct answer: 3)

A : om Alibaba Cloud RDS to other database systems

B : om RDS to an ECS-based database

C : om a different cloud provider to Alibaba Cloud

D : om an RDS database, back to itself

Answer: A,B,C

Question 2

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

A : vel-2 backup + Redo log

B : vel 1 backup + Redo log

C : vel-2 backup

D : vel-1 backup

Answer: A

Question 3

Data Management (DMS) provides features related to data warehouse development to support task

orchestration and recurring scheduling. Which of the following features are being developed? (Number of

correct answers: 3)

A : ta lineage

B : ta quality

C : ta visualization

D : ta directory

E : ta service

Answer: A,B

Question 4

Which of the following architectures is not supported by ApsaraDB RDS for MySQL?

A : The single-node Basic Edition architecture, which can be used in test and non-core productionenvironments

B : The high-avail ability architecture, in which primary and read-only nodes are deployed to implementautomatic failovers

C : three-node Enterprise Edition architecture, which ensures zero data loss

D : The serverless architecture, in which computing resources are charged based on the Pay-As-You-Go(PAYG) billing method

Answer: D

Question 5

Which of the following is the core benefit of ApsaraDB for Redis Enhanced Edition (Tair)?

A : kes it easy to do business anywhere.

B : kes data secure and independently managed.

C : kes large amounts of data easier to process.

D : kes data accessible online and in real time.

Answer: D

Page: 1 / 17

Total 81 Questions | Updated On: Feb 20, 2025

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