Free ACP-CLOUD1 Exam Braindumps (page: 20)

Page 20 of 45

When using Alibaba Cloud SLB, a user configures the Health Check as follows: response timeout value set to 5 seconds, Health Check interval set to 2 seconds, unhealthy threshold value set to 3, and healthy threshold value set to 3. That is to say, to confirm a backend ECS instance is healthy, three successive normal responses are required.

If the current status of a backend ECS instance is unhealthy, and you finish the repair work immediately, it will take at least _______________ for SLB Health Check to confirm this instance is healthy again.

  1. 11 seconds
  2. 21 seconds
  3. 5 seconds
  4. 6 seconds

Answer(s): A

Explanation:

To confirm a previously unhealthy instance is now healthy, Alibaba Cloud SLB requires three consecutive successful health checks. With a health check interval of 2 seconds and a response timeout of 5 seconds, each check cycle takes up to 5 seconds. Therefore, three successive health the health checks are conducted at 2-second intervals, there's overlap, reducing the actual time to at least 11 seconds for the SLB to mark the instance as healthy.


Reference:

Alibaba Cloud SLB Health Check Documentation



An entrepreneur team builds a network disk application based on Alibaba Cloud Products. This application allows users to upload and download files online. Currently, all the files are stored on the data disks of ECS instances. As the service volume increases, the number of ECS instances and overall O&M costs soar. To reduce O&M costs, using the ______________ product in conjunction with ECS instances provides an ideal solution.

  1. SLB
  2. OSS
  3. CDN
  4. ApsaraDB for RDS

Answer(s): B

Explanation:

Alibaba Cloud OSS (Object Storage Service) is designed for storing large volumes of unstructured data, such as files, images, and videos, making it an optimal solution for network disk applications. By migrating storage from ECS data disks to OSS, the team can offload storage tasks, reduce the number of ECS instances required, and significantly lower O&M costs. OSS also provides high scalability, reliability, and cost-effectiveness for such use cases.


Reference:

Alibaba Cloud OSS Documentation



In traditional IT scenarios, it is very difficult to achieve 99.99999999% data reliability for massive data storage and avoid SPOF (Single Point of Failure) at the same time. In Alibaba Cloud, the ________________ service supports the features described above.

  1. SLB
  2. ApsaraDB for RDS
  3. OSS
  4. CDN

Answer(s): C

Explanation:

Alibaba Cloud OSS (Object Storage Service) provides extremely high data reliability, typically around 99.99999999%, due to its multi-replica and distributed architecture, ensuring data durability and resilience against single points of failure (SPOF). OSS is designed to store massive amounts of data with high redundancy, making it a preferred choice for businesses that require high reliability and fault tolerance in cloud storage.


Reference:

Alibaba Cloud OSS High Availability



Alibaba Cloud OSS is a cloud storage service that features massive capacity, outstanding security, low cost, and high reliability. For a website consisting of static pages, they can use OSS to host these static pages. Meanwhile, using OSS in conjunction with ___________ product for acceleration purposes.

  1. ECS
  2. CDN
  3. VPC
  4. Container Service

Answer(s): B

Explanation:

Alibaba Cloud CDN (Content Delivery Network) can be used with OSS to accelerate the delivery of static content by caching data at edge nodes closer to end-users. This combination is ideal for static websites, as CDN reduces latency and enhances the loading speed of web pages hosted on OSS. By serving content from multiple distributed nodes, CDN provides users with faster, more efficient access to static resources.


Reference:

Alibaba Cloud OSS with CDN Integration



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Post your Comments and Discuss Alibaba ACP-CLOUD1 exam with other Community members:

Mr.Linh commented on June 16, 2024
Thank for exam
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DANIEL SHEWAREGA BEYEN commented on March 22, 2024
Gteat cloud engines
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anomymous commented on March 20, 2024
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Emmanuel commented on February 18, 2024
the previous exam and the updated one are both exactly the same, how does it work that you guys say updated yet its the same copy?????????? and what is reffreed to the 132 questions when you can only access 70, what exactly is goijg on here? i would like my refund, as i have downloaded the same exam twice
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Ko Htet commented on October 17, 2023
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Ko Htet commented on October 17, 2023
thanks for your support.
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zzz_sleep commented on September 26, 2023
nice question
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Tai commented on August 28, 2023
Wonderful material
SOUTH AFRICA
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Nasir khan commented on August 21, 2023
Some answers are not correct.
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