Alibaba Exam ACA-Developer Topic 3 Question 29 Discussion

Actual exam question for Alibaba's ACA Developer Exam exam

Question #: 29
Topic #: 3

An Elastic Compute Service (ECS) instance (private IP only) needs to read data from a RDS MySQL database in another VPC through a private IP address, and at the same time, RDS's public internet endpoint needs to be available for requests from some internet clients. Which steps must be taken to allow applications to access this RDS instance via both interfaces? (Number of correct answers: 2)

AMake sure that the security group of the ECS instance allows outbound access to the MySQL service port.

BAdd the private and public IP addresses of all applications to the RDS whitelist.

CConnect the two VPCs through CEN.

DConfigure a NAT gateway for the VPC to which the ECS instance belongs.

Show Suggested Answer

Suggested Answer: D

by Clay at Aug 21, 2022, 03:42 PM

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