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52 interview questions on Terraform : certification trainingfor developers (2026)

Test your technical skills before an interview of Terraform : certification training with 52 corrected questions. Beginner, Intermediate or Expert level.

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2 comments

How to use a local variable in a Terraform resource declaration?

Julien WITTOUCKat Nov 26, 2024
Medium
2 votes150 runs0 comment

What are the valid type statements in Terraform?

Julien WITTOUCKat Nov 26, 2024
Easy
2 votes139 runs0 comment

How to check which resources will be deleted by Terraform before actually deleting them?

Julien WITTOUCKat Nov 26, 2024
Medium
1 vote150 runs0 comment

What Terraform command line parameter controls the number of operations performed simultaneously during a `terraform apply`?

terraform
apply
Julien WITTOUCKat Nov 26, 2024
Easy
1 vote147 runs0 comment

What does the "terraform init" command do?

providers
Julien WITTOUCKat Nov 26, 2024
Easy
1 vote132 runs0 comment

Which provider versions is Terraform allowed to install?

Julien WITTOUCKat Nov 26, 2024
Medium
1 vote89 runs0 comment

Which commands are used to download and update modules in Terraform?

modules
commands
Zébu logiqueat Feb 18, 2025
Easy
1 vote35 runs0 comment

What is the main advantage of Infrastructure as Code?

IaC
automation
Julien WITTOUCKat Nov 26, 2024
Easy
0 vote147 runs0 comment

Which provider versions is Terraform allowed to install?

version
constraints
Julien WITTOUCKat Nov 26, 2024
Medium
0 vote146 runs0 comment

What happens if an error occurs when executing `terraform apply`?

error handling
Julien WITTOUCKat Nov 26, 2024
Easy
0 vote135 runs0 comment

How to reuse the same code to initialize several environments with different variable values, and different states in Terraform?

variables
states
Julien WITTOUCKat Nov 26, 2024
Medium
0 vote135 runs0 comment

How to import an existing resource in Terraform?

Julien WITTOUCKat Nov 26, 2024
Easy
0 vote134 runs0 comment

How to delete a VM created with Terraform?

terraform
destroy
Julien WITTOUCKat Nov 26, 2024
Medium
0 vote133 runs0 comment

What is the purpose of the `terraform taint` command?

Julien WITTOUCKat Nov 26, 2024
Easy
0 vote132 runs0 comment

How to access a specific value in a map variable in Terraform?

Julien WITTOUCKat Nov 26, 2024
Easy
0 vote132 runs0 comment

How to mark an output value as sensitive in Terraform?

Julien WITTOUCKat Nov 26, 2024
Medium
0 vote128 runs0 comment

How to display more logs when running a Terraform command?

logging
troubleshooting
Julien WITTOUCKat Nov 26, 2024
Easy
0 vote126 runs0 comment

What is the main role of the state in Terraform's architecture?

state
infrastructure as code
Julien WITTOUCKat Nov 26, 2024
Easy
0 vote101 runs0 comment

What is the default backend used by Terraform?

Julien WITTOUCKat Nov 26, 2024
Medium
0 vote68 runs0 comment

Which variable names are allowed in Terraform?

syntax
Julien WITTOUCKat Nov 26, 2024