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Prepare and test your skills
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An administrator is preparing to deploy infrastructure using an Azure Resource Manager (ARM) template.
Before executing the deployment, the administrator needs to evaluate the template to preview which resources will be created, modified, or deleted, as well as detect syntax and preflight validation errors without making actual changes to the live environment.
Which operation should the administrator execute?
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The what-if operation in Azure Resource Manager allows administrators and engineers to preview the exact changes that will occur before executing an ARM template deployment. It compares the desired state described in the template against the current real-time state of the target environment.
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StudyCertsaz deployment group what-if), and Azure PowerShell (Get-AzResourceGroupDeploymentWhatIfResult).The what-if operation is specifically designed for pre-deployment inspection and validation. It allows administrators to verify template logic, ensure expected outcomes, and identify configuration errors safely before initiating actual infrastructure modifications.