ACA-Operator 試験問題と解答 - 模擬練習 - 練習問題・模擬試験

Question No : 1
Alibaba Cloud Action Trail 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

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

Question No : 2
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.Use CEN for interconnecting different networks globally, use shared VPC to share services between different organizations
C.Use Cloud Config and Action Trail for compliance and audit
D.Use one single VPC for all the resources to have the best performance
E.Stop using Action Trail and Cloud Config to save the storage cost

正解:
Explanation:
https://www.alibabacloud.com/solutions/it-governance

Question No : 3
A system operator can tag resources for costing and billing purposes.

A.True
B.False

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

Question No : 4
Alibaba Cloud Cloud Monitor is a service that monitors Alibaba Cloud resources and internet applications.
Which of the following functions are provided by Cloud Monitor? (Number of correct answers: 4)

A.Site monitoring
B.Cloud product monitoring
C.Custom monitoring
D.Alerts
E.Custom firewall

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

Question No : 5
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.Express Connect
C.VPN Gateway
D.NAT Gateway

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

Question No : 6
Which database utility is suitable for automate perception, healing, optimization, O&M, and security assurance for databases?

A.DMS
B.DBS
C.DTS
D.DAS

正解:
Explanation:
https://www.alibabacloud.com/help/doc-detail/64851.htm

Question No : 7
Which of these are important concepts in Terraform’s configuration language, HCL? (Number of correct answers: 3)

A.Provider
B.Variable
C.Resource
D.Service Mesh

正解:

Question No : 8
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.CloudMonitor
B.ActionTrail
C.Cloud Configo
D.Resource Group

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

Question No : 9
Which of these Alibaba Cloud services are used for security (either credentials management, logging, or auditing?) (Number of correct answers: 3)

A.ActionTrail
B.Log Service
C.Key Management Service (KMS)
D.Table store

正解:
Explanation:
https://www.alibabacloud.com/help/doc-detail/27280.htm

Question No : 10
A developer needs to use some sensitive business data and operational data in the process of developing a program, but the data should be protected (encrypted or anonymized) as much as possible. In order to facilitate and secure management of data encryption keys, the developer can use Alibaba Cloud Key Management Service (KMS) envelope encryption technology.
Which of these statements is NOT correct, regarding KMS?

A.Developers can generate a plaintext data key and a ciphertext data key by calling the Generate Data Key interface.
B.Envelope encryption is an encryption mechanism similar to digital envelope technology. The technology allows you to store, transfer and use encrypted data by encapsulating their Data Keys (DKs) in an envelope, instead of \y encrypting/decrypting data directly with Customer Master Keys (CMKs).
C.The user uses the master key created on KMS to encrypt and decrypt the generated data key.
D.The master key generated by KMS is also kept by the user.

正解:

Question No : 11
Which configuration language does Terraform support?

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

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

Question No : 12
________________ is a fully-managed event-driven computing service that allows you to run code in an elastic and reliable way?

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

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

Question No : 13
Which of the following options correctly describes Cloud Monitor Custom Monitoring and Custom Events? (Number of correct answers: 2)

A.Custom Events is used for collection of continuous event type data, queries, and alarms
B.Custom Events is for periodic and continuous collection of time series monitoring data, queries, and alarms
C.Custom Monitoring is used for periodic and continuous collection of time series monitoring data, queries, and alarms
D.Custom Monitoring is used for collection of non-continuous event data, such as information about ECS instance restarts

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

Question No : 14
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

正解:
Explanation:
https://www.alibabacloud.com/help/doc-detail/49501.htm

Question No : 15
Which Alibaba Cloud service is an automated operations and maintenance (O&M) service to execute O&M tasks?

A.Operation Orchestration Service (OOS)
B.Maintenance Orchestration Service (MOS)
C.Resource Orchestration Service (ROS)
D.Resource Access Management (RAM)

正解:
Explanation:
https://www.alibabacloud.com/help/doc-detail/120556.htm

AliCloud ACA-Operator 問題練習