Why scaling Terraform matters - Test Your Understanding

Practice - 5 Tasks

1fill in blank

easy

Complete the code to initialize Terraform in the current directory.

Terraform

terraform [1]

Drag options to blanks, or click blank then click option'

Aapply

Binit

Cplan

Ddestroy

Attempts:

3 left

💡 Hint

Common Mistakes

Using 'apply' before initialization causes errors.

Confusing 'plan' with 'init' command.

The terraform init command initializes the working directory containing Terraform configuration files. This is the first step before applying any changes.

2fill in blank

medium

Complete the code to apply Terraform changes automatically without asking for confirmation.

Terraform

terraform apply [1]

Drag options to blanks, or click blank then click option'

A-refresh=false

B-destroy

C-auto-approve

D-lock=false

Attempts:

3 left

💡 Hint

Common Mistakes

Using '-destroy' instead of '-auto-approve' applies destructive changes.

Confusing '-lock=false' with approval flags.

The -auto-approve flag applies changes without prompting for confirmation, useful for automation.

3fill in blank

hard

Fix the error in the backend configuration block to enable remote state storage.

Terraform

terraform {
  backend "s3" {
    bucket = "my-terraform-state"
    key    = [1]
    region = "us-east-1"
  }
}

Drag options to blanks, or click blank then click option'

A"terraform.tfstate"

Bterraform.tfstate

Cterraform_state

D"statefile"

Attempts:

3 left

💡 Hint

Common Mistakes

Omitting quotes causes syntax errors.

Using invalid key names that don't match the expected format.

The key value must be a string specifying the path to the state file in the S3 bucket, so it needs quotes.

4fill in blank

hard

Fill both blanks to create a resource block for an AWS EC2 instance with a specific AMI and instance type.

Terraform

resource "aws_instance" "example" {
  ami           = [1]
  instance_type = [2]
}

Drag options to blanks, or click blank then click option'

A"ami-0c55b159cbfafe1f0"

B"t2.micro"

Cami-12345678

Dt2.small

Attempts:

3 left

💡 Hint

Common Mistakes

Leaving out quotes causes errors.

Using invalid AMI or instance type values.

The AMI and instance type values must be strings with quotes. The example uses a valid AMI ID and a common instance type.

5fill in blank

hard

Fill all three blanks to define an output that shows the public IP of an AWS instance.

Terraform

output "instance_ip" {
  value = [1].[2].[3]
}

Drag options to blanks, or click blank then click option'

Aaws_instance

Bexample

Cpublic_ip

Dprivate_ip

Attempts:

3 left

💡 Hint

Common Mistakes

Using 'private_ip' instead of 'public_ip' for the output.

Mixing resource names or types incorrectly.

The output references the resource type, resource name, and the attribute for the public IP address.