ACA-Operator by Alibaba Cloud Actual Free Exam Questions And Answers

Question 1

As the system administrator of a multinational company, you are responsible for the accounts and resources management on the cloud. Which of the following solutions are suitable for your company's IT Governance? (Number of correct answers: 3)

A. Stop using Action Trail and Cloud Config to save the storage cost

B. Use Cloud Config and Action Trail for compliance and audit

C. Use CEN for interconnecting different networks globally, use shared VPC to share services between different organizations

D. Use role-based SSO for Identities access, use resource directory to manage the resources in shared service account and master account

E. Use one single VPC for all the resources to have the best performance

Discussion 0

Correct Answer: B,C,D Vote an answer

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Question 2

Which of the following services is used to establish private network connections between virtual private clouds (VPCs) in different regions, or between VPCs and data centers?

A. CEN (Cloud Enterprise Network)

B. NAT Gateway

C. Express Connect

D. VPN Gateway

Discussion 0

Correct Answer: A Vote an answer

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Question 3

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

A. Custom Events is for periodic and continuous collection of time series monitoring data, queries, and alarms

B. Custom Monitoring is used for periodic and continuous collection of time series monitoring data, queries, and alarms

C. Custom Monitoring is used for collection of non-continuous event data, such as information about ECS instance restarts

D. Custom Events is used for collection of continuous event type data, queries, and alarms

Discussion 0

Correct Answer: B,D Vote an answer

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Question 4

Which of these metrics are collected by CloudMonitor's Host Monitoring function? (Number of correct answers: 3)

A. ECS network I/O

B. Storage space used by OSS buckets

C. Running processes on the ECS instance

D. CPU status of the ECS instance

Discussion 0

Correct Answer: A,C,D Vote an answer

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Question 5

You need to log all actions taken by users of your Alibaba Cloud account, whether via the command line tools or the web console. Which Alibaba Cloud product can you use to create a log of user operations?

A. ActionTrail

B. CloudMonitor

C. Cloud Configo

D. Resource Group

Discussion 0

Correct Answer: A Vote an answer

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Question 6

Which of the following web applications are suitable for deployment on Simple Application Server (SAS), as compared with ECS? (Number of correct answers: 3)

A. Set up a NoSQL database service

B. Quickly build serverless site using Function Compute

C. Quickly build a personal, learning, or test environment

D. Quickly build a small e-commerce website

E. Quickly build a personal blog website

Discussion 0

Correct Answer: C,D,E Vote an answer

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Question 7

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 ECS instances in the Scaling Group have not yet installed the CloudMonitor monitoring agent

B. The instance types chosen in the Scaling Configuration are out-of-stock in the Alibaba Cloud Region where the Scaling Group is located

C. The number of instances in the current group exceeds the "expected number of instances" for the Scaling Group

D. Before triggering the alarm task, the number of instances in the group has reached the maximum number of instances allowed (MaxSize)

Discussion 0

Correct Answer: A,B,D Vote an answer

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Alibaba Cloud ACA System Operator Certification - ACA-Operator Exam Practice Test

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