Exam Name: ACA System Operator Certification
Certification Provider: Alibaba Cloud
Corresponding Certification: Alibaba System Operator
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Updated: Oct 08, 2026
No. of Questions: 63 Questions & Answers with Testing Engine
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- Total Questions: 63
- Updated on: Oct 08, 2026
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- Total Questions: 63
- Updated on: Oct 08, 2026
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- Total Questions: 63
- Updated on: Oct 08, 2026
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Alibaba Cloud ACA-Operator Exam Overview:
| Certification Vendor: | Alibaba Cloud |
|---|---|
| Exam Name: | Alibaba Cloud Certified Associate (ACA) - System Operator (ACA-Operator) |
| Exam Number: | ACA-Operator |
| Real Exam Qty: | 40-60 |
| Exam Format: | Multiple Choice, Single Choice, Scenario-based Questions |
| Certificate Validity Period: | 2 years |
| Available Languages: | English, Chinese |
| Passing Score: | 60% |
| Exam Duration: | 90 minutes |
| Related Certifications: | Alibaba Cloud Certified Associate (ACA) - Cloud Computing Alibaba Cloud Certified Professional (ACP) |
| Recommended Training: | Alibaba Cloud Training Center |
| Exam Registration: | Alibaba Cloud Certification Portal |
| Sample Questions: | DOWNLOAD DEMO |
| Exam Way: | Online proctored exam via Alibaba Cloud certification platform |
| Pre Condition: | No formal prerequisite required; basic understanding of IT infrastructure is recommended. |
| Official Syllabus URL: | https://www.alibabacloud.com/certification |
Alibaba Cloud ACA-Operator Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Topic 1: Storage Services | - Object and block storage
|
| Topic 2: Monitoring and O&M | - System monitoring and operations
|
| Topic 3: Elastic Compute Service (ECS) | - ECS basics and lifecycle
|
| Topic 4: Security and Identity Management | - Access control and IAM
|
| Topic 5: Cloud Computing Fundamentals | - Basic concepts of cloud computing
|
| Topic 6: Networking (VPC) | - Virtual Private Cloud architecture
|
Answering Your Questions About the Alibaba Cloud ACA System Operator Certification Exam
Check three things. First, authorship: the Alibaba Cloud ACA System Operator Certification questions at Actual4dump are developed by experts with long experience in this field, and every answer is verified before publication. Second, update discipline: the bank is revised at high frequency, because exam content never stands still. Third, transparency: a free demo lets you inspect real sample questions and the practice interface before paying. Materials that cannot survive those three checks are not worth your money — ours are built to pass them.
The ACA-Operator exam is the official examination for the Alibaba Cloud ACA System Operator Certification certification from Alibaba Cloud. It measures whether you can apply the published exam objectives to realistic working scenarios, and in a job market where enterprises keep raising requirements, the resulting credential is a clear, verifiable advantage — for job seekers and for employees aiming at the next step alike.
According to the official outline, the ACA-Operator exam is structured around weighted domains such as:
- Monitoring and O&M ()
- Networking (VPC) ()
- Security and Identity Management ()
Because the exam evolves, the Alibaba Cloud ACA System Operator Certification practice materials at Actual4dump are updated frequently — and the latest version is emailed to you automatically whenever a revision is released during your update period.
Official registration for the ACA-Operator exam is available through:
Choose a date that leaves room for a full round of timed practice beforehand — the deadline itself is a powerful study tool.
The ACA-Operator exam presents 40-60 questions within 90 minutes minutes. Rehearsing complete sets under the same time cap trains both accuracy and pacing, and it is the fastest way to find out which domains still need work.
Yes — user experience begins before checkout here. Download the free demo of the ACA-Operator exam product to browse real sample content, see how the expert-verified answers are presented, and get a feel for the practice interface. After that preview, the decision is fully yours: if the materials fit, the full package is a one-minute checkout away; if not, the demo cost you nothing. Every demo at Actual4dump is free of charge.
Alibaba Cloud lists these training resources for candidates:
Official training builds the knowledge; frequent practice with an up-to-date question bank builds the exam-day readiness. The two reinforce each other well.
No formal prerequisite required; basic understanding of IT infrastructure is recommended.
Alibaba Cloud ACA System Operator Certification Sample Questions:
Which Alibaba Cloud service is used to manage cloud computing resources including the deployment?
- A. Resource Orchestration Service (ROS)
- B. Operation Orchestration Service (OOS)
- C. Maintenance Orchestration Service (MOS)
- D. Resource Access Management (RAM)
Correct Answer: A 🗳️
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In order to deal with sudden spikes in traffic, Company A uses Alibaba Cloud Auto Scaling to set up an alarm trigger task (growing the Scaling Group when the average memory utilization on ECS instances exceeds 80%). During the test, it was found that the alarm task was not executed successfully. Which of these could be possible causes? (Number of correct answers: 3)
- A. The instance types chosen in the Scaling Configuration are out-of-stock in the Alibaba Cloud Region where the Scaling Group is located
- B. Before triggering the alarm task, the number of instances in the group has reached the maximum number of instances allowed (MaxSize)
- C. The ECS instances in the Scaling Group have not yet installed the CloudMonitor monitoring agent
- D. The number of instances in the current group exceeds the "expected number of instances" for the Scaling Group
Correct Answer: A,B,C 🗳️
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Which of the following features are unique to Alibaba Cloud Container Registry, as compared with Docker Hub? (Number of correct answers: 2)
- A. For source code hosted on websites outside China, Container Registry can use servers outside China to build Docker images, even when you are using a Container Registry instance in Mainland China.
- B. You can create and delete image repositories in different regions based on your needs.
- C. Container Registry can automatically build new Docker images when source code changes.
- D. You can set your image repository access to public or private.
Correct Answer: A,B 🗳️
You are responsible for the system operations of a product and have implemented the cloud infrastructure in the Alibaba Cloud platform. When business loads increase, _______ automatically adds ECS instances to ensure sufficient computing capabilities. When business loads decrease, the same service automatically removes ECS instances to save costs. Which service are you using?
- A. Resource Orchestration Service (ROS)
- B. Resource Access Management (RAM)
- C. Auto Scaling
- D. Server Load Balancer (SLB)
Correct Answer: A 🗳️
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ApsaraDB for HBase is a cost-effective cloud-based intelligent SQL service that is of high scalability and compatible with the open source HBase.
- A. True
- B. False
Correct Answer: B 🗳️
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