Alibaba ACA-Database Exam Practice Test Instant Access

Question 1

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

AThe source and destination database must use the same database engine

BThe source and destination database must both have a database user which DTS can use

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

DDTS is designed for file synchronization

Answer : A, D

Question 2

Your DTS (Data Transmission Service) migration has failed halfway through: what options do you

have? (Number of correct answers: 2)

ADelete your DTS instance and start over

BRestart the migration task from the console

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

DYou need to switch to ADAM, as DTS cannot complete the migration

Answer : B, D

Question 3

Alibaba Cloud DTS (Data Transmission Service) can only migrate between databases that are hosted

on RDS.

ATrue

BFalse

Answer : B

Alibaba Cloud Data Transmission Service (DTS) helps you migrate data between data stores, such as relational databases, NoSQL databases, and data warehouses. You can use DTS to migrate your data to Alibaba Cloud or between combinations of cloud and on-premises data systems. .

https://www.alibabacloud.com/help/doc-detail/176063.htm?spm=a2c63.p38356.b99.6.2ef8c790WL4Jku

Question 4

Alibaba Cloud DTS (Data Transmission Service) is a file migration tool.

ATrue

BFalse

Answer : B

DTS is a data migration, integration, synchronization and change tracking tool.

https://www.alibabacloud.com/help/doc-detail/176063.htm?spm=a2c63.l28256.b99.6.490d7142CiFvPb

Question 5

Suppose you are using MySQL currently, if you want to migrate to cloud native database PolarDB with little effort, which one is the best choice?

APolarDB MySQL

BPolarDB PosgreSQL

CPolarDB Oracle

DPolarDB Box

Answer : A

https://www.alibabacloud.com/help/doc-detail/58768.htm?spm=a2c63.l28256.b99.10.71ce3784cXj0y8

Question 6

What is the maximum storage size that PolarDB currently provides?

A1TB

B10TB

C50TB

D100TB

Answer : D

Question 7

Which database utility is good for database management and DevOps?

ADMS

BDBS

CDTS

DDAS

EADAM

Answer : A

https://www.alibabacloud.com/product/data-management-service /https://www.alibabacloud.com/help/doc-detail/190124.htm?spm=a2c63.p38356.b99.40.6ad93d19Xe9h14

Alibaba ACA Database Exam Practice Test