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Alibaba ACA-Cloud1 Exam - Topic 2 Question 75 Discussion

A company uses Alibaba Cloud SLB and Auto Scaling at the same time, hoping this combination can help save O&M cost and provide a stable and reliable system.However, because they do not have relevant experience, the company's engineers listed some precautions based on their understanding, and turned the list to you for advice.As an expert of Alibaba Cloud, you tell them only is correct.
A) SLB instances must have Health Check enabled, or they cannot be used together with Auto Scaling
B) All ECS instances under the same SLB instance must be running on the same operating system
C) All backend servers under the same SLB instance must be in the same Scaling Group
D) All backend servers under the same SLB instance must have the same configuration

Alibaba ACA-Cloud1 Exam - Topic 2 Question 75 Discussion

Actual exam question for Alibaba's ACA-Cloud1 exam
Question #: 75
Topic #: 2
[All ACA-Cloud1 Questions]

A company uses Alibaba Cloud SLB and Auto Scaling at the same time, hoping this combination can help save O&M cost and provide a stable and reliable system.

However, because they do not have relevant experience, the company's engineers listed some precautions based on their understanding, and turned the list to you for advice.

As an expert of Alibaba Cloud, you tell them only is correct.

Show Suggested Answer Hide Answer
Suggested Answer: A

https://www.alibabacloud.com/blog/comprehensive-upgrade-of-alibaba-cloud-auto-scaling- product_594112

by Wade at Sep 16, 2024, 11:18 AM

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Tonette
6 months ago
Wait, are we sure about A? What if they skip health checks?
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Frederica
7 months ago
D seems off, backend servers can have different configs.
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Vilma
7 months ago
C sounds right, scaling groups should be consistent.
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Jeannetta
7 months ago
I disagree with B, different OS can work fine together.
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Aja
7 months ago
A is definitely correct, health checks are crucial!
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Kayleigh
8 months ago
I recall reading that having the same configuration for all backend servers isn't strictly necessary, so D seems off to me.
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Carmelina
8 months ago
I practiced a similar question, and I think C is misleading. I believe backend servers can be in different scaling groups as long as they are linked to the same SLB.
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Ivan
8 months ago
I’m not entirely sure, but I feel like the operating system requirement in option B could be a bit too strict. I think different OS might still work together.
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Janey
8 months ago
I remember something about health checks being crucial for SLB and Auto Scaling to work properly, so I think A might be the right answer.
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Odette
8 months ago
Based on my understanding of Alibaba Cloud services, I believe option C is the correct answer. The backend servers under the same SLB instance need to be in the same Scaling Group.
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Francesco
8 months ago
I'm a bit confused by the wording of the options. Let me re-read the question and think through the relationship between SLB and Auto Scaling to figure this out.
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Carma
8 months ago
I'm pretty confident I know the right answer here. SLB health checks are a key requirement for using Auto Scaling, so option A is the correct choice.
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Celestina
8 months ago
This question seems straightforward, but I want to make sure I understand the requirements fully before selecting an answer.
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Lorrine
8 months ago
Hmm, the options seem a bit tricky. I'll need to carefully review the details about how SLB and Auto Scaling work together to determine the correct answer.
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Natalie
2 years ago
Option B? Really? Mixing operating systems under the same SLB? That's like trying to herd cats and dogs at the same time!
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Tambra
2 years ago
This is a no-brainer, Option C is the answer! How else are you going to scale up and down efficiently, am I right?
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Jamika
2 years ago
Hmm, I'm going to have to go with Option A. Enabling Health Check is crucial for Auto Scaling to work seamlessly with SLB.
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Billy
2 years ago
Option D: Adjusting Auto Scaling Trigger Conditions is important for system performance.
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Paulene
2 years ago
Option C: Configuring Security Groups is necessary to ensure the system is secure.
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Noel
2 years ago
Option B: Setting up Load Balancer Listener Ports is essential for the system to function properly.
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Anglea
2 years ago
Option A: Enabling Health Check is crucial for Auto Scaling to work seamlessly with SLB.
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Mollie
2 years ago
I think Option D is the correct answer. Having the same configuration for all backend servers ensures consistency and reliability across the system.
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Goldie
2 years ago
Option C is correct. Having the same configuration for all backend servers ensures consistency and reliability across the system.
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Mike
2 years ago
Option B is correct. Using different configurations for backend servers can cause instability and make troubleshooting more difficult.
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Alfreda
2 years ago
Option A is correct. Having different configurations for backend servers can lead to inconsistencies and potential issues.
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Catarina
2 years ago
Option C is the way to go! Keeping all backend servers under the same SLB instance in the same Scaling Group makes perfect sense for easy management and scaling.
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Precious
2 years ago
Option B is not correct. It is not recommended to mix backend servers under different SLB instances in the same Scaling Group.
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Darrel
2 years ago
Option A is correct. It is recommended to keep backend servers under different SLB instances in different Scaling Groups for better scalability and fault isolation.
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Orville
2 years ago
Option C is not correct. It is not recommended to keep all backend servers under the same SLB instance in the same Scaling Group.
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Erick
2 years ago
I'm not sure about option B, but I think option D is also important for consistent configuration.
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Jeff
2 years ago
I agree with Owen. Having Health Check enabled ensures the system is stable.
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Owen
2 years ago
I think option A is correct because Health Check is important for SLB instances.
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