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Alibaba Cloud ACA-Developer 問題練習

ACA Developer Certification 試験

最新更新時間: 2024/03/19,合計95問。

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Question No : 1
Which of the following operations can be performed through Log Service sAPI? (Number of correct answers: 3)

正解:

Question No : 2
A developer is writing logs through the Log Service API, and can see via the Logstore monitorin metrics that write traffic is about 10 MB/s, but a 403 error is reported during the writing process.
Which of these is a possible cause?

正解:

Question No : 3
A certain project of Enterprise A (called Project-X) moves to the cloud and will need to use a variety of s Alibaba Cloud resources, such as ECS instances, RDS instances, SLB instances, and OSS storage space. There are multiple employees on the project who need to operate these cloud resources.
Because each employee has different job responsibilities and requires different permissions, what is the WRONG approach to resource management?

正解:

Question No : 4
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?

正解:

Question No : 5
Company A has a large number of files store in Alibaba Cloud OSS that need to be deleted (numbering in the tens of thousands).
What is the fastest, easiest way to delete these files?

正解:

Question No : 6
Which of the following programming languages are supported by the Alibaba Cloud SDK? (Number of correct answers: 3)

正解:
Explanation:
https://www.alibabacloud.com/help/doc-detail/74712.htm

Question No : 7
To meet data analytics requirements on large datasets, which of these databases can meet the demand for structured and semi-structured storage for almost all types of data, albeit with limited support for strong transactions?

正解:

Question No : 8
A development team currently supports an application that is designed to be deployed on a single server's local memory As part of migrating to Alibaba Cloud, the team needs to use Auto Scaling, and must therefore move their game state data off of their servers, so that they can automatically scale up and down without losing game data.
Where should the team store these game results to best allow for consistent results without impacting performance?

正解:

Question No : 9
On which operating systems can you install Alibaba Cloud command line tools? (Number of correct answers: 3)

正解:
Explanation: https://www.alibabacloud.com/blog/how-to-manage-your-alibaba-cloud-linux-server-from-the-command-line-interface-%28cli%29_593878

Question No : 10
Assume that a company uses ApsaraDB for PolarDB. The company commonly queries users based on their basic information, including: addresses, company names, and ID numbers.
In this scenario, what is the best practice for creating a database index (or indexes)?

正解:

Question No : 11
If a user finds that the Content Delivery Network (CDN) cache hit rate is low, what could be the reason? (Number of correct answers: 3)

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Question No : 12
Which of the following database connection methods does ApsaraDB for Redis support? (Number of correct answers: 2)

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Question No : 13
1 he server uploads the resume to OSS
Which of the following methods can be used to upload objects to OSS without requiring Step 3?

正解:

Question No : 14
A mobile application developer intends to use Alibaba Cloud Object Storage Service (OSS) to store the end user data for their app, and to ensure data isolation between each user of the app, to prevent one user from obtaining another's data.
Which method can be done to meet these requirements?

正解:

Question No : 15
Which of the following statements are correct, with regard to Alibaba Cloud Log Service? (Number of correct answers: 3)

正解:

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