Alibaba ACA-Database Exam Questions Instant Access

Question 1

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 2

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

AData migration

BData synchronization

CData backup

DChange tracking

Answer : D

Question 3

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

AMakes it easy to do business anywhere.

BMakes data secure and independently managed.

CMakes large amounts of data easier to process.

DMakes data accessible online and in real time.

Answer : D

Question 4

What is the maximum number of read-only nodes in a PolarDB cluster?

C10

D15

Answer : D

Question 5

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

AThe single-node Basic Edition architecture, which can be used in test and non-core production environments

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

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

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

Answer : D

Question 6

Which of the following are the advantages of cloud databases over self-managed databases? (Number of correct answers: 3)

AStronger service level agreement (SLA)

BIntegrated operations and maintenance (O&M), as well as easier management

CHigh availability and comprehensive backup and monitoring capabilities

DHigh costs

Answer : A, B, C

Question 7

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

ADe-Oracle workload evaluation

BData structure conversion

CData migration

DPerformance monitoring

Answer : B

Alibaba ACA Database ACA-Database Exam Questions