QUESTION: 201

Eric needs to make use of module within his terraform code. Should the module always be public and open-source to be able to be used?

False
True

Answer(s): A

Explanation:

Terraform module need not be public and open-source. Module can be placed in -
* Local paths
* Terraform Registry
* GitHub
* Bitbucket
* Generic Git, Mercurial repositories
* HTTP URLs
* S3 buckets
* GCS buckets

Reference:

https://www.terraform.io/docs/modules/sources.html

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QUESTION: 202

Dawn has created the below child module. Without changing the module, can she override the instance_type from t2.micro to t2.large form her code while calling this module?
1. resource "aws_instance" "myec2" 2. {
3. ami = "ami-082b5a644766e0e6f"
4. instance_type = "t2.micro 5. }

Answer(s): B

Explanation:

As the instance_type is hard-coded in source module, you will not be able to change its value from destination module. Instead of hard-coding you should use variable with default values.

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QUESTION: 203

Mary has created a database instance in AWS and for ease of use is outputting the value of the database password with the following code:
1. output "db_password" 2. {
3. value = local.db_password 4. }
Mary wants to hide the output value in the CLI after terraform apply? What is the best way?

Use secure parameter
Use sensitive parameter
Use cryptographic hash
Encrypt the value using encrypt() function

Answer(s): B

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QUESTION: 204

Every region in AWS has a different AMI ID for Linux and these are keep on changing. What is the best approach to create the EC2 instances that can deal with different AMI IDs based on regions?

Use data source aws_ami.
Create a map of region to ami id.
Create different configuration file for different region.
None of the above

Answer(s): A

Reference:

https://www.terraform.io/docs/configuration/data-sources.html

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QUESTION: 201

Explanation:

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QUESTION: 204

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