ACA-Operator Exam Brain Dumps - Study Notes and Theory [Feb-2022]
100% Guaranteed Results ACA-Operator Unlimited 63 Questions
NEW QUESTION 30
Which command is used to get the Docker daemon information?
- A. docker image
- B. docker pull
- C. docker info
- D. docker version
Answer: C
Explanation:
Explanation
https://docs.docker.com/engine/reference/commandline/info/
NEW QUESTION 31
Which database utility is suitable for automate perception, healing, optimization, O&M, and security assurance for databases?
- A. DMS
- B. DTS
- C. DBS
- D. DAS
Answer: D
Explanation:
Explanation
https://www.alibabacloud.com/help/doc-detail/64851.htm
NEW QUESTION 32
When using Alibaba Cloud CDN, a visitor's request will first be routed to a CDN edge node, and in the event of a cache miss at this edge node, the node will fetch data from the origin site (back-to-source request). Even with this redirection, it is possible for the origin site to see the visitor's real IP address. Which of the following statements about obtaining the visitor's real IP address are correct? (Number of correct answers: 2)
- A. You can activate the "record visitor's real IP" function in the Alibaba Cloud CDN console, then you can directly view visitor's IP addresses from the Alibaba Cloud CDN access logs.
- B. visitor's real IP address is stored in the "X-Forwarded-For" HTTP header. It can be directly obtained via Apache or NGINX logs.
- C. visitor's real IP address can only be obtained by modifying the site or web application.
- D. In Windows, if IIS is used, after installing the "F5XForwardedFor" extension module, the visitor's real IP address can be seen via IIS logs.
Answer: B,D
NEW QUESTION 33
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. Use role-based SSO for Identities access, use resource directory to manage the resources in shared service account and master account
- B. Stop using Action Trail and Cloud Config to save the storage cost
- C. Use Cloud Config and Action Trail for compliance and audit
- D. Use CEN for interconnecting different networks globally, use shared VPC to share services between different organizations
- E. Use one single VPC for all the resources to have the best performance
Answer: A,C,D
Explanation:
Explanation
https://www.alibabacloud.com/solutions/it-governance
NEW QUESTION 34
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. Resource Group
- B. Cloud Configo
- C. ActionTrail
- D. CloudMonitor
Answer: C
Explanation:
Explanation
https://www.alibabacloud.com/help/doc-detail/28804.htm
NEW QUESTION 35
Which of the following descriptions of the principles of Alibaba Cloud SSL certificate private key protection is correct?
- A. Alibaba Cloud uses the built-in functionality of the SSL certificate service to encrypt and store the private key to ensure the security of your certificate's private key
- B. Alibaba Cloud Certificate Service keys are loaded into memory in plaintext format ONLY when needed.
- C. The plaintext of Alibaba Cloud's private key is usually stored on disk and backed up regularly
- D. Alibaba Cloud Certificate Service uses symmetric encryption to save the certificate private key.
Answer: B
NEW QUESTION 36
In Alibaba Cloud, a developer finds that the ECS instance he created does not have public IP assigned. The API method used was "CreateInstance". Which of the following is the most likely reason?
- A. The ECS was not restarted after being created
- B. The CreateDisk API call was not made
- C. The developer did not call AllocatePublicIpAdress (an additional API call), which is needed to assign a public IP
- D. The CreateSecurityGroup API call was not made
Answer: C
Explanation:
Explanation
https://www.alibabacloud.com/help/doc-detail/25544.htm
NEW QUESTION 37
If you have a Node.js based application and you plan to migrate it to Alibaba Cloud Function Compute, which of the following steps is unnecessary?
- A. Manually install the Node.js in the Function Compute console
- B. Start and verify the application in the Function Compute console
- C. Create a single web application and upload the corresponding code package via the Function Compute console (or fcli)
- D. Configure program startup commands and access ports in the Function Compute console
Answer: A
Explanation:
Explanation
https://www.alibabacloud.com/help/doc-detail/73329.htm
NEW QUESTION 38
Resource Management provides a collection of resource management services that support enterprise IT administration.
- A. True
- B. False
Answer: A
Explanation:
Explanation
https://www.alibabacloud.com/help/doc-detail/94475.htm
NEW QUESTION 39
RAM supports custom policies.
- A. True
- B. False
Answer: A
Explanation:
Explanation
https://www.alibabacloud.com/help/doc-detail/93733.htm
NEW QUESTION 40
Which command should you run to create the resources described in the Terraform scripts?
- A. terraform apply
- B. terraform init
- C. terraform destroy
- D. terraform plan
Answer: A
Explanation:
Explanation
https://www.terraform.io/docs/cli/commands/apply.html
NEW QUESTION 41
Which of the following options are correct for Multipart Upload and Resumable Upload in Object Storage Service (OSS)? (Number of correct answers: 3)
- A. If the upload fails due to an accident during the uploading of fragments, you need to upload all the fragments again
- B. After an upload is interrupted, the portions of the file which have successfully uploaded prior to the interruption will be saved in the OSS bucket
- C. Use Multipart Upload to upload multiple parts of a file in parallel to speed up the upload process
- D. Multipart Upload is usually used when the size of the file to be uploaded is large
Answer: B,C,D
NEW QUESTION 42
Which of the following methods can NOT be used for operating Alibaba Cloud Elastic Compute Service (ECS) instances?
- A. SDK
- B. Console
- C. CLI
- D. CloudFormation
Answer: D
Explanation:
Explanation
https://www.alibabacloud.com/help/doc-detail/25422.htm
NEW QUESTION 43
Which of the following data volume types is not supported by Elastic Container Instance (ECI)?
- A. NFS
- B. FixedVolume
- C. ConfigFile
- D. EmptyDir
Answer: B
Explanation:
Explanation
FlexVolume is the correct one
https://www.alibabacloud.com/help/doc-detail/90672.htm
NEW QUESTION 44
Which Alibaba Cloud service is an automated operations and maintenance (O&M) service to execute O&M tasks?
- A. Resource Access Management (RAM)
- B. Maintenance Orchestration Service (MOS)
- C. Operation Orchestration Service (OOS)
- D. Resource Orchestration Service (ROS)
Answer: C
Explanation:
Explanation
https://www.alibabacloud.com/help/doc-detail/120556.htm
NEW QUESTION 45
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