Download Alibaba Cloud ACA-Database.ACA-Database.CertDumps.2022-03-21.15q.tqb

Vendor:	Alibaba
Exam Code:	ACA-Database
Exam Name:	Alibaba Cloud ACA-Database
Date:	Mar 21, 2022
File Size:	52 KB

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Demo Questions

Which of the following statements is NOT correct about PolarDB?

ApsaraDB for PolarDB is a cloud-native relational database service that is compatible with the MySQL, PostgreSQL, and Oracle engines
Each ApsaraDB for PolarDB cluster supports up to 100 TB of storage space and can handle up to one million queries per second (QPS)
ApsaraDB for PolarDB can scale clusters within a few minutes, recover from failures within a few seconds, and guarantee data consistency
An ApsaraDB for PolarDB cluster can also be scaled out to a maximum of 16 nodes, and provide up to 6 times of performance improvement traditional MySQL clusters at a 30% to 50% cost reduction
ApsaraDB for PolarDB is designed to handle large amounts of sequential queries

Correct answer: E

Explanation:

PolarDB is 6 times faster than standard MySQL database in handling large amounts of concurrent queries. https://www.alibabacloud.com/product/polardb

Which database utility is good for database management and DevOps?

DMS
DBS
DTS
DAS
ADAM

Correct answer: A

Explanation:

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

What is the maximum storage size that PolarDB currently provides?