Alibaba Cloud Certified Professional – Cloud Computing — Question 4

Alibaba Cloud SLB can help distribute traffic among multiple backend servers. Which of the following statements is correct about backend servers?

Answer options

• A. The backend servers can only be Alibaba Cloud ECS instances
• B. All servers that can be accessed through the Internet are supported
• C. Support all cloud products in Alibaba Cloud
• D. Supports AWS EC2

Correct answer: B

Explanation

Option B is correct because Alibaba Cloud SLB can route traffic to any server that is accessible over the Internet, not just ECS instances. Option A is incorrect as it limits backend servers to only Alibaba Cloud ECS. Option C is wrong because not all Alibaba Cloud products are compatible as backend servers. Option D is also incorrect since AWS EC2 instances are not supported as backend servers for Alibaba Cloud SLB.