Why HCL matters as Terraform's language - Test Your Understanding

Practice - 5 Tasks

1fill in blank

easy

Complete the code to define a Terraform provider block using HCL.

Terraform

provider "aws" {
  region = [1]
}

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

A"us-west-2"

Bus-west-2

C"aws-region"

Dregion

Attempts:

3 left

💡 Hint

Common Mistakes

Forgetting to put quotes around the region name

Using an undefined variable name without quotes

The region value must be a string in quotes in HCL, so "us-west-2" is correct.

2fill in blank

medium

Complete the code to declare a Terraform variable with a default value in HCL.

Terraform

variable "instance_type" {
  type    = string
  default = [1]
}

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

At2.micro

Bt2_micro

Cmicro

D"t2.micro"

Attempts:

3 left

💡 Hint

Common Mistakes

Omitting quotes around the default string value

Using underscores instead of dots in instance type

Default values for variables in HCL must be strings enclosed in quotes, so "t2.micro" is correct.

3fill in blank

hard

Fix the error in the Terraform resource block by completing the missing attribute value.

Terraform

resource "aws_instance" "example" {
  ami           = [1]
  instance_type = "t2.micro"
}

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

A"ami-123456"

Bami-123456

Cami_123456

D123456

Attempts:

3 left

💡 Hint

Common Mistakes

Using AMI ID without quotes

Replacing dashes with underscores

The AMI ID must be a string in quotes in HCL, so "ami-123456" is correct.

4fill in blank

hard

Fill both blanks to create a Terraform output that shows the instance's public IP.

Terraform

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

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Aaws_instance.example

Bpublic_ip

Cprivate_ip

Dinstance_id

Attempts:

3 left

💡 Hint

Common Mistakes

Using private_ip instead of public_ip

Omitting the resource name before the attribute

The output value must reference the resource name and the attribute public_ip to show the instance's public IP.

5fill in blank

hard

Fill all three blanks to define a Terraform resource with tags using HCL.

Terraform

resource "aws_s3_bucket" "bucket" {
  bucket = [1]
  acl    = [2]
  tags = {
    Name        = [3]
  }
}

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

A"my-bucket"

B"private"

C"MyBucket"

D"public-read"

Attempts:

3 left

💡 Hint

Common Mistakes

Forgetting quotes around string values

Using incorrect ACL values

The bucket name, ACL, and tag values must be strings in quotes. The bucket is named "my-bucket", ACL is "private", and tag Name is "MyBucket".