Complete Terraform-Associate-004 HashiCorp Materials

C (✅Correct)– InHCP Terraform, you can use the terraform_remote_state data source to referenceanother workspace ' s state. This feature isnot available in Terraform CLI.

A (❌Incorrect)– terraform plan (dry runs)is available in both Terraform CLI and HCP Terraform.

B (❌Incorrect)– Secure variable storageexists in HCP Terraform, but CLI users can store variables securely using environment variables or .tfvars files.

D (❌Incorrect)– BothTerraform CLI and HCP Terraform support multiple cloud providers.

Official Terraform Documentation Reference:

terraform_remote_state - HashiCorp Documentation

Detailed Explanation:

Rationale for Correct Answer: To configure Terraform to use HCP Terraform for remote state storage and workspace-based runs, you add a cloud block inside the terraform block. The cloud block specifies the HCP Terraform organization and workspace configuration.

Analysis of Incorrect Options (Distractors):

B. Add a backend block inside the terraform block. This is valid for configuring other remote backends, such as S3, AzureRM, or GCS. However, for HCP Terraform workspaces, the modern and recommended configuration is the cloud block.

C. Set the TERAFORM_CLOUD environment variable. Incorrect. This environment variable is misspelled and is not how Terraform configures remote state.

D. Set the TERRAFORM_BACKEND environment variable. Incorrect. Terraform does not use this environment variable to configure a backend.

Key Concept: HCP Terraform remote state and workspace integration are configured using the cloud block.

Rationale for Correct Answer: depends_on explicitly adds a dependency edge in Terraform’s graph. By adding depends_on = [azurerm_role_assignment.kv_access] to the web app resource, you force Terraform to create the role assignment first, even if Terraform can’t infer the dependency from attribute references.

Analysis of Incorrect Options (Distractors):

B: create_before_destroy is a lifecycle setting relevant to replacement behavior, not initial create ordering between independent resources.

C: File/block order does not control creation order; Terraform uses its dependency graph.

D: count controls quantity, not ordering.

Key Concept: Dependency graph and explicit dependencies via depends_on.

Rationale for Correct Answer: A local value (locals { ... }) is the simplest way to define a reusable expression once and reference it many times via local. < name > . This is exactly what locals are for: reducing repetition and improving readability when combining values like random_id results and variables.

Analysis of Incorrect Options (Distractors):

A (Module): Overkill—modules are for packaging reusable groups of resources, not simple string reuse inside the same configuration.

B (Output value): Outputs are for exposing values to the CLI or to parent modules, not for internal reuse within the same module.

D (Data source): Data sources read existing remote objects; they are not intended for composing local strings.

Key Concept: Using locals to avoid repeating expressions.