Alibaba ACA Cloud Computing Exam Preparation, Exercises of Computer Science

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Alibaba ACA Cloud Computing Exam Dumps 2023

Alibaba ACA Cloud Computing Practice Tests 2023. Contains 250+ exam questions to pass the exam in first attempt. SkillCertPro offers real exam questions for practice for all major IT certifications.

 For a full set of 2 50 + questions. Go to https://skillcertpro.com/product/alibaba-aca-cloud-computing-exam- questions/  SkillCertPro offers detailed explanations to each question which helps to understand the concepts better.  It is recommended to score above 85% in SkillCertPro exams before attempting a real exam.  SkillCertPro updates exam questions every 2 weeks.  You will get life time access and life time free updates  SkillCertPro assures 100% pass guarantee in first attempt.

Below are the free 10 sample questions.

Question 1:

A company is on the need for long-term archive data storage. Which OSS storage type would you recommend to the company?

A. Standard B. Advanced C. Infrequent Access D. Archive

Answer: D

Explanation:

“OSS Archive storage has the lowest price among the three storage classes. It is suitable for long-term (at least half a year) storage of data that is infrequently accessed. The data may take about one minute to restore before it can be read.

This storage option is suitable for data such as archival data, medical images, scientific materials, and video footage. ”

https://www.alibabacloud.com/help/doc-detail/51374.htm

Question 2:

A tech company wants to build an application in an ECS instance and evaluate whether the product is viable in the market. They don´t want to have any upfront payment or any long-term commitments. Which ECS billing method should they choose?

A. Basic B. Enterprise C. Pay As You Go (PAYG) D. Subscription

Answer: C

Explanation:

“Pay-as-you-go allows you to pay for the amount of resources you actually use. You can purchase and release resources on-demand, and scale up as your business grows. Pay-as-you-go helps reduce your costs by 30% to 80% compared with the investment of a traditional host. “

https://www.alibabacloud.com/help/doc-detail/40653.htm

Question 3:

You are developing a highly available web application using stateless web servers. Which services are suitable for storing session state data? (Number of correct answers: 2)

A. RDS

requests, hence reduce the work load on master RDS instance D. Import data into OSS to share the storage load of the platform

Answer: B, C

Explanation:

In the above scenario, CPU usage reaches 70% so we need to add a number of ECS instances to reduce the workload and configure SLB to distribute traffic across web server instances. We can use RDS which is a fully managed service by Alibaba Cloud to improve the performance.

Documentation: https://www.alibabacloud.com/help/doc-detail/196874.htm

https://www.alibabacloud.com/help/doc-detail/26092.htm

Question 5:

As a cloud computing service provider, Alibaba Cloud provides security services including: (Number of correct answers: 2)

A. Security operation for underlying hardware of cloud computing B. Application maintenance in ECS instances C. Security isolation between cloud computing tenants D. IP white list setting for RDS

Answer: C, D

Explanation:

IP whitelists in RDS provide high-level access control and security protection for your RDS instance. On Alibaba Cloud, ECS instances that are assigned to different users are isolated, providing the needed security barriers among tenants.

Documentation: https://www.alibabacloud.com/help/doc-detail/43185.htm

https://www.alibabacloud.com/blog/top-5-security-considerations-for-cloud- deployments_

 For a full set of 250+ questions. Go to https://skillcertpro.com/product/alibaba-aca-cloud-computing-exam- questions/  SkillCertPro offers detailed explanations to each question which helps to understand the concepts better.  It is recommended to score above 85% in SkillCertPro exams before attempting a real exam.  SkillCertPro updates exam questions every 2 weeks.  You will get life time access and life time free updates  SkillCertPro assures 100% pass guarantee in first attempt.

Question 6:

Auto Scaling is a management service that can automatically adjust elastic computing resources based on your business needs and policies. It supports adding existing ECS instances into the scaling group but imposes certain requirements on the instance region. In this case, which of the following statements is true?

A. The instance and the scaling group must be in the same region but not necessarily the same zone B. The instance and the scaling group must be in the same region and zone C. The instance and the scaling group can be in different regions and zones D. Each scaling group can span up to two regions. After adding the ECS instance, the number of regions of all the ECS instances in the scaling group must be no greater than two

Answer: A

Explanation:

Question 8:

Which of the following statements about file uploading to OSS strategy is not correct?

A. All file uploading method provided by Alibaba Cloud OSS service will support resuming from break point B. If you are uploading some small files (<1m), you can choose using put method to be able finish uploading in one http request C. If you are using OSS to store some log files which are continuously being updated, you better choose streaming method to be able to append to one existing object instead of overwriting D. If you need to upload very large file you better use multi-part uploading to get the capability of resuming from break point

Answer: C

Explanation:

Log Service allows you to collect logs by using clients, web pages, protocols, SDKs, and APIs. These collection methods are implemented based on RESTful APIs. We cannot choose streaming methods in order to store log files.

Documentation: https://www.alibabacloud.com/help/doc-detail/28981.htm

Question 9:

Which Alibaba Cloud service offers an alarm service where you can set alarm rules and alarm notification methods? By using this service, you can identify and fix the service exceptions without any delay, increasing the availability of your products.

A. OSS B. RDS C. Auto Scaling D. CloudMonitor

Answer: D

Explanation:

“CloudMonitor collects data on Alibaba Cloud resource metrics and custom metrics. CloudMonitor can be used to detect the availability of your service and allows you to configure alerts on specific metrics. CloudMonitor provides a real- time overview of cloud services, resource usage, and alerts. With this information, you can promptly react to exceptions and ensure the availability of your applications.”

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

Question 10:

An Alibaba Cloud customer is using RDS. During the peak hours, RDS is getting a large volume of reading requests, which is overwhelming the primary instance, causing business interruptions. Which is the best approach to solve this issue?

A. Create an automatic backup B. Change the RDS instance edition C. Attach Write-only instances to RDS D. Attach Read-only instances to RDS

Answer: D

Explanation:

“If a large volume of read requests overwhelm the primary instance, your business may be interrupted. To increase the read capability of your database system and offload read requests from the primary instance, you can create one or more read-only instances.”

https://www.alibabacloud.com/help/doc-detail/26136.htm