ANS-C01 · Question #77
A bank built a new version of its banking application in AWS using containers that content to an on-premises database over VPN connection. This application version requires users to also update…
The correct answer is D. Use an Application Load Balancer for the new application. Register both the new and earlier. User-Agent is a HTTP Header which Contains a characteristic string that allows the network protocol peers to identify the application type, operating system, software vendor or software version of the requesting software user agent. ALB has the capability to route based on…
Question
A bank built a new version of its banking application in AWS using containers that content to an on-premises database over VPN connection. This application version requires users to also update their client application. The bank plans to deprecate the earlier client version. However, the company wants to keep supporting earlier clients through their on-premises version of the application to serve a small portion of the customers who haven't yet upgraded. What design will allow the company to serve both newer and earlier clients in the MOST efficient way?
Options
- AUse an Amazon Route 53 multivalue answer routing policy to route older client traffic to the on-
- BUse a Classic Load Balancer for the new application. Route all traffic to the new application by
- CUse an Application Load Balancer for the new application. Register both the new and earlier
- DUse an Application Load Balancer for the new application. Register both the new and earlier
How the community answered
(24 responses)- A8% (2)
- B25% (6)
- C4% (1)
- D63% (15)
Explanation
User-Agent is a HTTP Header which Contains a characteristic string that allows the network protocol peers to identify the application type, operating system, software vendor or software version of the requesting software user agent. ALB has the capability to route based on headers, no other ELB has that capability.
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