5a TERRAFORM-AUTHORING-AND-OPERATIONS-PROFESSIONAL Practice Questions (Page 5)

Questions 21–24

1. 21expert · hard

   A developer is debugging a custom provider that fails during the ValidateResourceConfig call. The error message indicates a schema validation issue. The developer wants to see the exact request and response payloads exchanged between Terraform core and the provider. What is the most effective way to capture this information?

   • AUse a network packet sniffer to capture the gRPC traffic on the loopback interface.
   • BSet TF_LOG=TRACE and examine the logs for the gRPC request and response messages.
   • CRun terraform console and manually call the provider's functions.
   • DAdd print statements in the provider's ValidateResourceConfig function and recompile.
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2. 22expert · hard

   A company uses Terraform Cloud for remote operations. They have a custom provider that is only available as a binary in their internal artifact store. The provider must be used in Terraform Cloud runs. What is the recommended way to make this provider available to Terraform Cloud?

   • AUse a local-exec provisioner in Terraform Cloud to download and install the provider at runtime.
   • BConfigure the Terraform Cloud agent to use a filesystem mirror on the agent machine.
   • CUpload the provider binary to the Terraform Cloud workspace as a state file attachment.
   • DPublish the provider to a private registry that Terraform Cloud can access, and configure the workspace to use that registry.
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4. 23expert · hard

   A Terraform configuration uses a provider that is installed in the plugin cache. During a run, the provider crashes with a panic. The team wants to ensure that the next run uses a clean copy of the provider. What should they do?

   • ARun terraform providers lock to regenerate the provider checksums.
   • BSet the TF_PLUGIN_CACHE_DISABLE environment variable to 1 for the next run.
   • CRun terraform apply -refresh-only to reset the provider state.
   • DDelete the provider's directory from the plugin cache and re-run terraform init to reinstall it.
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5. 24application · medium

   A custom provider is failing with an error that says 'unexpected EOF' during the ReadResource call. The provider is a separate process. What is the most likely cause of this error?

   • AThe provider's API returned an empty response.
   • BThe provider process crashed or terminated unexpectedly during the gRPC call.
   • CThe provider's schema does not match the resource configuration.
   • DThe provider was not installed correctly.
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