Alibaba Exam ACA-Database Topic 3 Question 49 Discussion

Actual exam question for Alibaba's ACA-Database exam

Question #: 49
Topic #: 3

Which of the following is the wrong statement about PolarDB design architecture?

AA PolarDB cluster contains one primary instance and up to 15 read-only instances

BPolarDB consolidate compute processes and storage processes in one box, allowing the database capacity to scale up and down to meet your
application needs in Alibaba Cloud

CRead/write splitting is enabled for PolarDB clusters by default, providing transparent, highly available, and self-adaptive load balancing for your
database

DHigh speed network connection is enabled between the DB server and the chunk server, and data are transferred using the Remote Direct Memory Access (RDMA) protocol

Show Suggested Answer

Suggested Answer: B

https://www.alibabacloud.com/help/doc-detail/58766.htm?spm=a2c63.p38356.b99.11.4e333181dMpFmV

by Joseph at Nov 25, 2023, 10:45 PM

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