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Answer: 2 virtual machines in 2 availability zones
To achieve a guaranteed availability of 99.99% for your critical line-of-business application, you need to deploy a minimum of two virtual machines, with each virtual machine located in a different availability zone. This configuration ensures that the application remains available even if one of the availability zones experiences a failure. Therefore, option C (2 virtual machines in 2 availability zones) is the correct answer.
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You are tasked with deploying a critical line-of-business application on Azure virtual machines. To ensure the application meets a 99.99% availability guarantee, what is the minimum configuration of virtual machines and availability zones you should recommend?
A
1 virtual machine in 1 availability zone
B
2 virtual machines in 1 availability zone
C
2 virtual machines in 2 availability zones
D
3 virtual machines in 3 availability zones