ACA-Operator Exam Preparation Material | ACA System Operator Certification

Prepare for the ACA-Operator with reliable study materials, practice questions, and key exam insights.

Prepare for the ACA-Operator ACA System Operator Certification exam with CertQueen's independently developed study resources. Review important concepts, practice scenario-based questions, and use clear explanations to identify areas that require further study.

Question#1

Which of these Alibaba Cloud services are used for security (either credentials management, logging, or auditing?) (Number of correct answers: 3)

A. ActionTrail
B. Log Service
C. Key Management Service (KMS)
D. Table store

Question#2

A developer needs to use some sensitive business data and operational data in the process of developing a program, but the data should be protected (encrypted or anonymized) as much as possible. In order to facilitate and secure management of data encryption keys, the developer can use Alibaba Cloud Key Management Service (KMS) envelope encryption technology.
Which of these statements is NOT correct, regarding KMS?

A. Developers can generate a plaintext data key and a ciphertext data key by calling the Generate Data Key interface.
B. Envelope encryption is an encryption mechanism similar to digital envelope technology. The technology allows you to store, transfer and use encrypted data by encapsulating their Data Keys (DKs) in an envelope, instead of \y encrypting/decrypting data directly with Customer Master Keys (CMKs).
C. The user uses the master key created on KMS to encrypt and decrypt the generated data key.
D. The master key generated by KMS is also kept by the user.

Question#3

Which configuration language does Terraform support?

A. Python
B. XML
C. HCL
D. YAML

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

Question#4

________________ is a fully-managed event-driven computing service that allows you to run code in an elastic and reliable way?

A. Function Compute
B. Serverless Workflow
C. Elastic Compute Service (ECS)
D. Batch Compute

Explanation:
https://www.alibabacloud.com/help/doc-detail/52895.htm

Question#5

Which of the following options correctly describes Cloud Monitor Custom Monitoring and Custom Events? (Number of correct answers: 2)

A. Custom Events is used for collection of continuous event type data, queries, and alarms
B. Custom Events is for periodic and continuous collection of time series monitoring data, queries, and alarms
C. Custom Monitoring is used for periodic and continuous collection of time series monitoring data, queries, and alarms
D. Custom Monitoring is used for collection of non-continuous event data, such as information about ECS instance restarts

Explanation:
https://www.alibabacloud.com/help/doc-detail/35170.htm

Exam Code: ACA-Operator
Q & A: 62 Q&As         Updated:  Oct 07,2026

 

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What This ACA-Operator Study Resource Helps You Do

Review Key Concepts

Review the technologies, products, processes, and practical skills covered by the current ACA-Operator exam objectives.

Practice Scenario-Based Questions

Work through independently developed questions designed to strengthen your understanding of technical scenarios and decision-making.

Identify Knowledge Gaps

Use your results and the provided explanations to find weaker areas and focus your study more effectively.

How to Use This ACA-Operator Preparation Material

Review the Exam Scope

Start by reviewing the topics covered by the ACA-Operator exam. Compare them with the official exam objectives to understand the required technologies, operational tasks, and practical skills, then identify the areas that deserve the most attention.

Practice Independently

Complete a focused set of practice questions for each topic. On your first attempt, avoid referring to notes, answers, or other study resources so that you can evaluate your current understanding more accurately.

Study the Explanations

Review the answers and explanations after completing each practice session. Understand why the correct option is appropriate for the given scenario and why the other options may be incorrect or less suitable.

Close Knowledge Gaps

Keep track of incorrect answers, unfamiliar concepts, and weaker knowledge areas. Review these topics using official documentation and practical experience, then answer the related questions again to reinforce your understanding and monitor your progress.

Independent ACA-Operator Preparation Resource

CertQueen independently develops its certification study materials for educational purposes. The practice questions are not copied from, recalled from, or presented as live or official exam questions.

CertQueen is not affiliated with, endorsed by, sponsored by, or authorized by any certification provider. Certification names, exam codes, product names, and related trademarks are the property of their respective owners and are referenced only for identification and educational purposes.