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Alibaba ACA-Operator Exam - Topic 7 Question 75 Discussion

Your company decided to replicate the whole cloud environment in anotherregion and use it as a cross-region failover in disaster recovery scenarios.Your current environment includes Elastic Compute Service (ECS) instances,Server Load Balancer (SLB) instances and Relational Database Service(RDS) instances. Which of the following statements is correct?
D) You can use DNS to resolve domain names to the IP addresses of multiple SLB instances running in different regions
A) You can provision multiple ECS instances in multiple regions, thereby leveraging automatic high availability across regions
B) You can provision multiple SLB instances in multiple regions, thereby leveraging automatic high availability across regions
C) You can use DNS to resolve domain names to the IP addresses of multiple ECS instances running in different regions

Alibaba ACA-Operator Exam - Topic 7 Question 75 Discussion

Actual exam question for Alibaba's ACA-Operator exam
Question #: 75
Topic #: 7
[All ACA-Operator Questions]

Your company decided to replicate the whole cloud environment in another

region and use it as a cross-region failover in disaster recovery scenarios.

Your current environment includes Elastic Compute Service (ECS) instances,

Server Load Balancer (SLB) instances and Relational Database Service

(RDS) instances. Which of the following statements is correct?

Show Suggested Answer Hide Answer
Suggested Answer: D

https://cloudacademy.com/course/alibaba-server-load-balancer- 1066/alibabas-high-availability/


by Willow at Nov 14, 2024, 01:02 AM

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Moon
8 months ago
Wait, can we really do that with ECS? Sounds too good to be true!
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Berry
8 months ago
C sounds right too, DNS can handle that.
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Stevie
8 months ago
I thought SLB was region-specific though?
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Martha
8 months ago
Totally agree, high availability is key!
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Georgiann
9 months ago
A is correct, ECS can be in multiple regions.
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Samira
9 months ago
I’m leaning towards option D since SLB instances are designed for load balancing, but I’m not confident if they can be used across regions like that.
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Johnna
9 months ago
Option C seems plausible to me because DNS can definitely resolve to different IPs, but I wonder if it applies specifically to ECS instances in this context.
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Glendora
9 months ago
I remember practicing a question about SLB instances, and I feel like option B might be misleading because I don't recall them automatically providing high availability across regions.
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Ruby
9 months ago
I think option A sounds right since ECS instances can be set up in different regions for high availability, but I'm not entirely sure about the automatic part.
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Rory
9 months ago
I'm confident I can solve this. The question is asking about the correct statements for replicating the environment, so I'll need to carefully evaluate each option and select the one that best matches the requirements.
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Brunilda
9 months ago
Okay, I think I've got this. The key is to leverage the high availability and regional capabilities of the cloud services. Provisioning multiple instances in different regions is likely the way to go.
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Cherry
9 months ago
Hmm, I'm a bit unsure about the differences between ECS, SLB, and RDS in this context. I'll need to review the key features of each service to determine the best approach for replicating the environment across regions.
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Micah
10 months ago
This seems like a straightforward question about setting up a cross-region disaster recovery solution. I'll need to carefully consider the options and think through the capabilities of the different cloud services mentioned.
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Kimberely
2 years ago
Is it just me, or does this question sound like a recipe for a tech-themed sitcom? Either way, I'm going with option A!
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Solange
2 years ago
Yeah, provisioning multiple ECS instances in multiple regions definitely sounds like the way to go for disaster recovery scenarios.
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Wade
2 years ago
I agree, option A seems like the best choice for ensuring high availability across regions.
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Oliva
2 years ago
DNS for SLB instances? Option D is music to my ears! Gotta love that cross-region redundancy.
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Brynn
2 years ago
Absolutely! It's a smart choice to have that level of redundancy in place for our cloud environment.
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Novella
2 years ago
I think it's great that we can resolve domain names to the IP addresses of multiple SLB instances running in different regions.
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Tatum
2 years ago
Agreed! Using DNS for SLB instances makes it so much easier to manage failover in disaster recovery scenarios.
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Paola
2 years ago
Option D is definitely the way to go for cross-region redundancy!
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Gail
2 years ago
But what about using DNS to resolve domain names to the IP addresses of multiple SLB instances? Wouldn't that also help in disaster recovery scenarios?
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Jeffrey
2 years ago
I agree with Adelle. Provisioning multiple ECS instances in multiple regions makes sense for high availability.
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Adelle
2 years ago
I think the correct statement is A.
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Natalie
2 years ago
Wait, what about DNS? Option C seems like a clever way to handle those pesky IP addresses. I like it!
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Jannette
2 years ago
C) You can use DNS to resolve domain names to the IP addresses of multiple ECS instances running in different regions
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Billye
2 years ago
B) You can provision multiple SLB instances in multiple regions, thereby leveraging automatic high availability across regions
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Rasheeda
2 years ago
A) You can provision multiple ECS instances in multiple regions, thereby leveraging automatic high availability across regions
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Ranee
2 years ago
I'm feeling option B. Load balancing across regions? Now that's what I call a solid disaster recovery plan!
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Gladis
2 years ago
Option A is the way to go! That's the key to achieving high availability across regions. Easy peasy!
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Stacey
2 years ago
Having multiple ECS instances in different regions will definitely help in maintaining a reliable cross-region failover setup.
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Rodolfo
2 years ago
User 4: Absolutely, having that redundancy across regions is crucial for ensuring business continuity.
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Thaddeus
2 years ago
Agreed! It's important to have redundancy in different regions for disaster recovery scenarios.
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Malcolm
2 years ago
Definitely! Provisioning multiple ECS instances in multiple regions is the way to ensure automatic high availability.
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Gail
2 years ago
User 2: Agreed! Provisioning multiple ECS instances in multiple regions is the way to go.
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Virgilio
2 years ago
User 3: It's important to have that automatic high availability in place for disaster recovery scenarios.
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Elise
2 years ago
Option A is the way to go! That's the key to achieving high availability across regions. Easy peasy!
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Barbra
2 years ago
User 1: Option A is definitely the best choice for achieving high availability across regions.
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