Most Recent Alibaba ACA-Operator Exam Dumps

Prepare for the Alibaba ACA System Operator Certification exam with our extensive collection of questions and answers. These practice Q&A are updated according to the latest syllabus, providing you with the tools needed to review and test your knowledge.

QA4Exam focus on the latest syllabus and exam objectives, our practice Q&A are designed to help you identify key topics and solidify your understanding. By focusing on the core curriculum, These Questions & Answers helps you cover all the essential topics, ensuring you're well-prepared for every section of the exam. Each question comes with a detailed explanation, offering valuable insights and helping you to learn from your mistakes. Whether you're looking to assess your progress or dive deeper into complex topics, our updated Q&A will provide the support you need to confidently approach the Alibaba ACA-Operator exam and achieve success.

The questions for ACA-Operator were last updated on Mar 31, 2025.

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Question No. 1

A developer has written a web application using a microservice architecture,

in such an architecture, the client (web browser or mobile application) first initiates a request. The request first reaches the load balancer, then goes through an authentication service, a billing service, then requests a resource, and finally a result is returned. How many spans does such a call chain

consist of?

Show Answer

Correct Answer: C

1-request, 2-load balancer, 3-authentication service, 4-billing service, 5- resource request

Question No. 2

Which configuration language does Terraform support?

APython

BXML

CHCL

DYAML

Show Answer

Correct Answer: C

https://www.terraform.io/docs/language/syntax/configuration.html

Question No. 3

Which of the following is NOT required for SMC (Server Migration Center) to

migrate a server to Alibaba Cloud?

AImport the migration source information to the SMC console

BFrom the SMC console, configure the type of disk image to be generated during the migration

CThe SMC client transfers the source data to an intermediate ECS instance

DThe SMC backend service generates a target Alibaba Cloud image based on the migration source

Show Answer

Correct Answer: B

https://www.alibabacloud.com/help/doc-detail/127116.htm

Question No. 4

PolarDB supports three engines: MySQL, PostgreSQL and Oracle.

ATrue

BFalse

Show Answer

Correct Answer: B

https://www.alibabacloud.com/help/doc-detail/58764.htm

Question No. 5

Alibaba Cloud RocketMQ is typically used in scenarios where message publishing and consumption performance requirements are high. Which of the following are supported message types in Alibaba Cloud RocketMQ? (Number of correct answers: 3)

AScheduled message

BOrdered message

CBatched message

DTransactional message

ERetried message

Show Answer

Correct Answer: A, B, D

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