Default values in Terraform - Interactive Code Practice

Practice - 5 Tasks

1fill in blank

easy

Complete the code to set a default value for the variable.

Terraform

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

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

Aus-west-2

Btrue

C10

Dnull

Attempts:

3 left

💡 Hint

Common Mistakes

Using a boolean or number instead of a string for the default value.

Leaving the default value empty.

The default value for the variable region should be a valid AWS region string like us-west-2.

2fill in blank

medium

Complete the code to set a default value for the variable with a list of strings.

Terraform

variable "availability_zones" {
  type    = list(string)
  default = [1]
}

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

A3

B"us-west-2a"

Ctrue

D["us-west-2a", "us-west-2b"]

Attempts:

3 left

💡 Hint

Common Mistakes

Using a single string instead of a list.

Using a boolean or number instead of a list.

The default value must be a list of strings matching the variable type list(string).

3fill in blank

hard

Fix the error in the variable default value to match the declared type.

Terraform

variable "instance_count" {
  type    = number
  default = [1]
}

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

A[3]

B"3"

C3

Dtrue

Attempts:

3 left

💡 Hint

Common Mistakes

Putting the number inside quotes, making it a string.

Using a list or boolean instead of a number.

The default value must be a number without quotes to match the number type.

4fill in blank

hard

Fill both blanks to define a variable with a map type and default values.

Terraform

variable "tags" {
  type    = map(string)
  default = { [1] = [2] }
}

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

A"Environment"

B"Production"

C"Version"

D"1.0"

Attempts:

3 left

💡 Hint

Common Mistakes

Using unquoted keys or values.

Mixing keys and values incorrectly.

The map key should be a string like "Environment" and the value a string like "Production".

5fill in blank

hard

Fill all three blanks to define a variable with a complex default map of strings.

Terraform

variable "metadata" {
  type    = map(string)
  default = {
    [1] = [2]
    [3] = "v1"
  }
}

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

A"Owner"

B"Alice"

C"Project"

D"CloudInfra"

Attempts:

3 left

💡 Hint

Common Mistakes

Using unquoted keys or values.

Mixing keys and values incorrectly.

The map keys and values must be strings. Here, "Owner" maps to "Alice", and "Project" maps to "v1".