Online ACA-Operator Test Brain Dump Question and Test Engine
Real Alibaba Cloud ACA-Operator Exam Dumps with Correct 63 Questions and Answers
Alibaba Cloud ACA-Operator Exam Syllabus Topics:
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NEW QUESTION 10
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 one single VPC for all the resources to have the best performance
- D. Use role-based SSO for Identities access, use resource directory to manage the resources in shared service account and master account
- E. Use CEN for interconnecting different networks globally, use shared VPC to share services between different organizations
Answer: B,D,E
Explanation:
Explanation
https://www.alibabacloud.com/solutions/it-governance
NEW QUESTION 11
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 12
Which of the following features are unique to Alibaba Cloud Container Registry, as compared with Docker Hub? (Number of correct answers: 2)
- A. Container Registry can automatically build new Docker images when source code changes.
- B. 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.
- C. You can set your image repository access to public or private.
- D. You can create and delete image repositories in different regions based on your needs.
Answer: B,D
NEW QUESTION 13
Which of these are important concepts in Terraform's configuration language, HCL? (Number of correct answers: 3)
- A. Service Mesh
- B. Resource
- C. Provider
- D. Variable
Answer: B,C,D
NEW QUESTION 14
Which of the following is NOT required for SMC (Server Migration Center) to migrate a server to Alibaba Cloud?
- A. Import the migration source information to the SMC console
- B. The SMC backend service generates a target Alibaba Cloud image based on the migration source
- C. From the SMC console, configure the type of disk image to be generated during the migration
- D. The SMC client transfers the source data to an intermediate ECS instance
Answer: C
Explanation:
Explanation
https://www.alibabacloud.com/help/doc-detail/127116.htm
NEW QUESTION 15
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. Create a single web application and upload the corresponding code package via the Function Compute console (or fcli)
- B. Manually install the Node.js in the Function Compute console
- C. Configure program startup commands and access ports in the Function Compute console
- D. Start and verify the application in the Function Compute console
Answer: B
Explanation:
Explanation
https://www.alibabacloud.com/help/doc-detail/73329.htm
NEW QUESTION 16
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 17
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. Event Notifications can cross regions.
- B. Message Service provides synchronous notification to ensure the consistency between the message acknowledgment and event processing.
- C. 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.
- D. The consumer type of the event notification message can be HTTP Server, Queue, or Topic.
Answer: C,D
NEW QUESTION 18
Which of the following database connection methods does ApsaraDB for Redis support? (Number of correct answers: 2)
- A. Redis-cli
- B. DMS (Data Management Service)
- C. Sentinel
- D. Aliyun-cli
Answer: A,B
NEW QUESTION 19
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. Cloud Configo
- B. CloudMonitor
- C. Resource Group
- D. ActionTrail
Answer: D
Explanation:
Explanation
https://www.alibabacloud.com/help/doc-detail/28804.htm
NEW QUESTION 20
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. The requested digital signature does not match
- C. The log project (Project) does not exist
- D. Server is busy: please try later
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 21
Which of the following options are correct for Multipart Upload and Resumable Upload in Object Storage Service (OSS)? (Number of correct answers: 3)
- A. 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
- B. Use Multipart Upload to upload multiple parts of a file in parallel to speed up the upload process
- C. If the upload fails due to an accident during the uploading of fragments, you need to upload all the fragments again
- D. Multipart Upload is usually used when the size of the file to be uploaded is large
Answer: A,B,D
NEW QUESTION 22
Which of the following descriptions describes the (Security Token Service) STS service correctly? (Number of correct answers: 3)
- A. A STS request consists of an access address, communication protocol, request method, request parameters and character encoding
- B. 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
- C. The STS service supports the use of both HTTP and HTTPS protocols
- D. 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
Answer: A,B,D
NEW QUESTION 23
Your company decided to replicate the whole cloud environment in another region and use it as a cross-region failover in disaster recovery scenarios.
Your current environment includes Elastic Compute Service (ECS) instances, Server Load Balancer (SLB) instances and Relational Database Service (RDS) instances. Which of the following statements is correct?
- A. You can provision multiple ECS instances in multiple regions, thereby leveraging automatic high availability across regions
- B. You can use DNS to resolve domain names to the IP addresses of multiple SLB instances running in different regions
- C. You can provision multiple SLB instances in multiple regions, thereby leveraging automatic high availability across regions
- D. You can use DNS to resolve domain names to the IP addresses of multiple ECS instances running in different regions
Answer: B
Explanation:
Explanation
https://cloudacademy.com/course/alibaba-server-load-balancer-1066/alibabas-high-availability/
NEW QUESTION 24
Which command is used to get the Docker daemon information?
- A. docker version
- B. docker image
- C. docker pull
- D. docker info
Answer: D
Explanation:
Explanation
https://docs.docker.com/engine/reference/commandline/info/
NEW QUESTION 25
Which of these log formats is currently supported by Alibaba Cloud's ActionTrail?
- A. XML
- B. HTML
- C. JSON
- D. Markdown
Answer: C
Explanation:
Explanation
https://www.alibabacloud.com/help/doc-detail/140850.htm
NEW QUESTION 26
Cloud Config tracks configuration changes of your resources and evaluates configuration compliance.
- A. True
- B. False
Answer: A
Explanation:
Explanation
https://www.alibabacloud.com/help/doc-detail/127388.htm
NEW QUESTION 27
Which of these is NOT a function of CloudMonitor?
- A. Automatically take remedial action when an alarm triggers
- B. Set alarm rules for any of CloudMonitor's metrics
- C. Set notification methods for different alarms
- D. Set the alarm rule effective period (the time during which the alarm may trigger)
Answer: A
Explanation:
Explanation
https://www.alibabacloud.com/help/doc-detail/35170.htm
NEW QUESTION 28
RAM supports custom policies.
- A. True
- B. False
Answer: A
Explanation:
Explanation
https://www.alibabacloud.com/help/doc-detail/93733.htm
NEW QUESTION 29
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
NEW QUESTION 30
A developer is making the ModifyDBInstanceSpec API call to change the specifications of an RDS instance, but the operation fails. Why could this be? (Number of correct answers: 3)
- A. The instance has a backup task being executed
- B. The targeted RDS instance is a disaster recovery instance
- C. No instance type (specification) was included in the request parameters
- D. The instance is in the "running" state
Answer: A,B,C
NEW QUESTION 31
A company is developing a music application based on OSS and ECS, their users can download mp3 files after signing up for the application. Recently, the public network traffic to the OSS has doubled but the increase of registered users is less than 10%. After in-depth analysis, system operators find that many download requests are requested from the external search engine. In this case, which of the following measures is thought to be able to address this issue?
- A. Use SLB for extra protection
- B. Enable "Hotlink protection" of OSS and use an HTTP Referer whitelist to prevent unauthorized users from accessing your data
- C. Migrate music files from the OSS to the data disks for ECS instances
- D. Change the website access mode to HTTPS
Answer: A
Explanation:
Explanation
You can configure a HTTP Referer whitelist for a bucket to prevent extra fees caused by unauthorized access to the bucket.
https://www.alibabacloud.com/help/doc-detail/31901.htm
NEW QUESTION 32
Which of these Alibaba Cloud services are used for security (either credentials management, logging, or auditing?) (Number of correct answers: 3)
- A. Key Management Service (KMS)
- B. Table store
- C. Log Service
- D. ActionTrail
Answer: A,C,D
Explanation:
Explanation
https://www.alibabacloud.com/help/doc-detail/27280.htm
NEW QUESTION 33
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