Practice ACA-Database Exam Online

Question 1

lf Oracle databases need to be migrated to Alibaba Cloud, which of the following product solutions :an be

recommended? (Number of correct answers: 3)

A :

Use PolarDB-0 that is highly compatible with Oracle.

B : Use Advanced Database & Application Migration (ADAM) to evaluate the migration project.

C : Use ApsaraDB for Redis as a cache service to provide acceleration capabilities.

D : Use Data Transmission Service (DTS) to migrate data.

Answer: A,B,D

Question 2

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

D : You need to switch to ADAM, as DTS cannot complete the migration

Answer: B,D

Question 3

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

A : From Alibaba Cloud RDS to other database systems

B : From RDS to an ECS-based database

C : From a different cloud provider to Alibaba Cloud

D : From an RDS database, back to itself

Answer: A,B,C

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 production

environments

B :

The high-avail ability architecture, in which primary and read-only nodes are deployed to implement

automatic failovers

C : The 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

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 : Data lineage

B : Data quality

C : Data visualization

D : Data directory

E : Data service

Answer: A,B

Name:	ACA Database
Exam Code:	ACA-Database
Certification:	Alibaba Cloud Certified Associate
Vendor:	Alibaba
Total Questions:	81
Last Updated:	Apr 24, 2024

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