AZ-304 – Question #127

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Question #127

Note: This question is part of a series of questions that present the same scenario. Each question in the series contains a unique solution that might meet the stated goals. Some question sets might have more than one correct solution, while others might not have a correct solution.
After you answer a question in this section, you will NOT be able to return to it. As a result, these questions will not appear in the review screen.

You plan to deploy multiple instances of an Azure web app across several Azure regions.
You need to design an access solution for the app. The solution must meet the following replication requirements:
✑ Support rate limiting.
✑ Balance requests between all instances.
✑ Ensure that users can access the app in the event of a regional outage.

Q1. Solution: You use Azure Front Door to provide access to the app.
Does this meet the goal?

A. Yes
B. No

Correct Answer: A
Reference:
https://docs.microsoft.com/en-us/azure/frontdoor/front-door-overview https://docs.microsoft.com/en-us/azure/frontdoor/front-door-waf https://www.cloudmatter.io/post/azure-front-door-and-web-application-firewall-cheatsheet

Q2. Solution: You use Azure Load Balancer to provide access to the app.
Does this meet the goal?

A. Yes
B. No

Correct Answer: B
Load Balancer distributes inbound flows that arrive at the load balancer’s front end to backend pool instances but it does not provide high availability at the regional level.
Reference:
https://docs.microsoft.com/en-us/azure/load-balancer/load-balancer-overview

Q3. Solution: You use Azure Traffic Manager to provide access to the app.
Does this meet the goal?

A. Yes
B. No

Correct Answer: B
Azure Traffic Manager is a DNS-based traffic load balancer. This service allows you to distribute traffic to your public facing applications across the global Azure regions. Traffic Manager also provides your public endpoints with high availability and quick responsiveness. It does not provide rate limiting.
Reference:
https://docs.microsoft.com/en-us/azure/app-service/web-sites-traffic-manager https://docs.microsoft.com/en-us/azure/traffic-manager/traffic-manager-overview

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