[Jan-2022] ACA-Operator Dumps With 100% Verified Q&As - Pass Guarantee or Full Refund [Q17-Q37]

[Jan-2022] ACA-Operator Dumps With 100% Verified Q&As - Pass Guarantee or Full Refund

Pass Alibaba Cloud ACA-Operator Exam With  Practice Test Questions Dumps Bundle

Alibaba Cloud ACA-Operator Exam Syllabus Topics:

Topic	Details
Topic 1	Migrate data from a local environment to OSS or RDS using DTS or OSS utilities Implement data backup, archiving and retention for Cloud Disk, RDS, and OSS
Topic 2	Deploy and configure ECS on Alibaba Cloud, Set up remote access to ECS Apply Alibaba Cloud Networking Features
Topic 3	Manage identity and authentication for an organization’s users, across multiple platforms Publish container images to Alibaba Cloud Container Registry (ACR)
Topic 4	Network design for resource sharing between different accounts Use Cloud Config to track resource configuration changes and evaluate configuration compliance
Topic 5	Use Cloud Monitor to monitor application resource usage and health status Cloud Architecture- High Availability and Fault Tolerance
Topic 6	Create an ECS image to package the application and runtime environments for easy distribution Gather and interpret relevant information for network troubleshooting
Topic 7	Identify and implement data protection, encryption, and capacity planning needs Enable finance to see what is being spent, when, and by whom
Topic 8	Implement connectivity to build a full-mesh global network on cloud Create container images for lightweight application packaging using Docker
Topic 9	Use Alibaba Cloud services and features to manage and assess resource utilization Implement scalability and elasticity based on a given use case using Auto-Scaling and Load Balancer
Topic 10	Manage permissions for an enterprise organization on the cloud Recognize and differentiate highly available and resilient architectures on Alibaba Cloud

 

NEW QUESTION 17
Which of the following database connection methods does ApsaraDB for Redis support? (Number of correct answers: 2)

• A. Sentinel
• B. Redis-cli
• C. DMS (Data Management Service)
• D. Aliyun-cli

Answer: B,C

 

NEW QUESTION 18
Alibaba Cloud ActionTrail is a service that monitors and records the actions of your Alibaba Cloud account, including the access to and use of cloud products and services through the Alibaba Cloud console, API operations, and SDKs.

• A. True
• B. False

Answer: A

Explanation:
Explanation
https://www.alibabacloud.com/help/doc-detail/28804.htm

 

NEW QUESTION 19
A system operator can tag resources for costing and billing purposes.

• A. True
• B. False

Answer: A

Explanation:
Explanation
https://www.alibabacloud.com/help/doc-detail/25477.htm

 

NEW QUESTION 20
Which of these is NOT a function of CloudMonitor?

• A. Set alarm rules for any of CloudMonitor's metrics
• B. Set notification methods for different alarms
• C. Set the alarm rule effective period (the time during which the alarm may trigger)
• D. Automatically take remedial action when an alarm triggers

Answer: D

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

 

NEW QUESTION 21
Which command is used to get the Docker daemon information?

• A. docker info
• B. docker version
• C. docker pull
• D. docker image

Answer: A

Explanation:
Explanation
https://docs.docker.com/engine/reference/commandline/info/

 

NEW QUESTION 22
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. Auto Scaling
• B. Resource Access Management (RAM)
• C. Server Load Balancer (SLB)
• D. Resource Orchestration Service (ROS)

Answer: D

Explanation:
Explanation
https://www.alibabacloud.com/help/doc-detail/25857.htm

 

NEW QUESTION 23
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. NAT Gateway
• B. VPN Gateway
• C. CEN (Cloud Enterprise Network)
• D. Express Connect

Answer: C

Explanation:
Explanation
https://www.alibabacloud.com/help/doc-detail/59870.htm

 

NEW QUESTION 24
Which of the following descriptions describes the (Security Token Service) STS service correctly? (Number of correct answers: 3)

• A. When calling the STS API, in order to ensure the safe calling of the API, Alibaba Cloud will authenticate each API request through a signature when each API call is made
• B. A STS request consists of an access address, communication protocol, request method, request parameters and character encoding
• C. The STS service supports the use of both HTTP and HTTPS protocols
• D. Through the STS service, RAM users or RAM roles can obtain a temporary token that allows them to call the Alibaba Cloud API or use the web console

Answer: A,B,D

 

NEW QUESTION 25
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 CreateSecurityGroup API call was not made
• B. The ECS was not restarted after being created
• C. The CreateDisk API call was not made
• D. The developer did not call AllocatePublicIpAdress (an additional API call), which is needed to assign a public IP

Answer: D

Explanation:
Explanation
https://www.alibabacloud.com/help/doc-detail/25544.htm

 

NEW QUESTION 26
________________ is a fully-managed event-driven computing service that allows you to run code in an elastic and reliable way?

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

Answer: C

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

 

NEW QUESTION 27
A Developer is creating a Function Compute function. This function requires around 1 GB of temporary storage for files while executing. These files will not be needed after the function is completed for a fixed period. How can this developer MOST efficiently handle the temporary files?

• A. Store the files in Cloud Disk and delete the files when Function Compute function call completes.
• B. Copy the files to an OSS bucket with a lifecycle policy configured to delete the files automatically.
• C. Copy the files to NFS and delete the files when the Function Compute function call completes.
• D. Store the files in the /tmp directory on a temporary ECS instance, and delete the files at when the Function Compute function call completes.

Answer: B

 

NEW QUESTION 28
You can create an event notification rule in Message Service and push notifications to the specified consumer in the form of messages, to receive events from specified Alibaba Cloud resources. Which of the following options are correct statements about the Message Service (MS) service? (Number of correct answers: 2)

• A. The event notification message is retained within the valid time. When you fail to receive an event message, the event notification message is retained based on the specified retry policy.
• B. Event Notifications can cross regions.
• C. The consumer type of the event notification message can be HTTP Server, Queue, or Topic.
• D. Message Service provides synchronous notification to ensure the consistency between the message acknowledgment and event processing.

Answer: A,C

 

NEW QUESTION 29
Which of the following options are correct for Multipart Upload and Resumable Upload in Object Storage Service (OSS)? (Number of correct answers: 3)

• A. Use Multipart Upload to upload multiple parts of a file in parallel to speed up the upload process
• B. Multipart Upload is usually used when the size of the file to be uploaded is large
• C. If the upload fails due to an accident during the uploading of fragments, you need to upload all the fragments again
• D. 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

Answer: A,B,D

 

NEW QUESTION 30
When you use SQL statements to access tables in a database without an index configured, a full table scan will be performed. If a table contains a large amount of data, this kind of scan will access a large amount of data and consume a lot of the database's resources. Which of the following options are best practices when creating database indexes? (Number of correct answers: 3)

• A. Apply indexing to fields of fixed length (preferably not long fields).
• B. Add an index to a field that is frequently queried but does not frequently perform add, delete, or modify operations.
• C. Applies indices to fields to contain many records.
• D. A table should not contaiiAiore than 6 indexed fields.
• E. Adhere to the rightmost prefix principle when using composite indexes

Answer: A,B,D

 

NEW QUESTION 31
Which of the following data volume types is not supported by Elastic Container Instance (ECI)?

• A. EmptyDir
• B. FixedVolume
• C. ConfigFile
• D. NFS

Answer: B

Explanation:
Explanation
FlexVolume is the correct one
https://www.alibabacloud.com/help/doc-detail/90672.htm

 

NEW QUESTION 32
Which configuration language does Terraform support?

• A. HCL
• B. YAML
• C. XML
• D. Python

Answer: A

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

 

NEW QUESTION 33
Which of these log formats is currently supported by Alibaba Cloud's ActionTrail?

• A. JSON
• B. Markdown
• C. HTML
• D. XML

Answer: A

Explanation:
Explanation
https://www.alibabacloud.com/help/doc-detail/140850.htm

 

NEW QUESTION 34
Which of the following steps is NOT mandatory when creating an API through Alibaba Cloud API Gateway?

• A. Define basic API information
• B. Define the API backend service
• C. Attach a domain name
• D. Define API Request parameters

Answer: C

Explanation:
Explanation
https://www.alibabacloud.com/help/doc-detail/29478.htm

 

NEW QUESTION 35
A developer accesses logs in a Log Service Logstore via the API. The error code returned by the server is 404.
Which of these could be the cause?

• A. Server internal error
• B. Server is busy: please try later
• C. The log project (Project) does not exist
• D. The requested digital signature does not match

Answer: C

Explanation:
Explanation
Error 404 ProjectNotExist: The error message returned because the specifiedproject does not exist.https://www.alibabacloud.com/help/doc-detail/29018.htm

 

NEW QUESTION 36
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. Cloud Configo
• C. CloudMonitor
• D. Resource Group

Answer: A

Explanation:
Explanation
https://www.alibabacloud.com/help/doc-detail/28804.htm

 

NEW QUESTION 37
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