4c Use Variables and Outputs TERRAFORM-ASSOCIATE-004 Practice Questions (Page 5)

Questions 21–25

1. 21foundation · easy

   How does Terraform determine dependencies for output values?

   • AIt requires explicit depends_on for every output
   • BIt uses the order of output blocks in the configuration
   • CIt automatically infers dependencies from the expressions used in the output
   • DIt creates dependencies based on the output name
   Reveal Solution Discussion Select an answer first
2. 22application · medium

   A configuration defines `variable "ports" { type = set(number) }`. A user provides `ports = [80, 443, 80]`. What will be the effective value of `ports`?

   • AA map with keys 80 and 443
   • B[80, 443]
   • C[80, 443, 80]
   • DAn error because the input is a list, not a set
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4. 23application · medium

   A Terraform configuration has an output that returns a list of IP addresses. The team wants to hide these IPs from the CLI output but still allow them to be used by other configurations via remote state. What should be added to the output block?

   • Adescription = "IP addresses"
   • Bvalue = nonsensitive(aws_instance.web.*.private_ip)
   • Cdepends_on = [aws_instance.web]
   • Dsensitive = true
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5. 24foundation · easy

   Which block is used to expose a value from a Terraform configuration for use outside the module?

   • Aoutput
   • Bvariable
   • Cresult
   • Dreturn
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6. 25foundation · easy

   What is a recommended best practice for naming input variables?

   • APrefix all variables with 'var_'
   • BUse the same name for all variables to avoid confusion
   • CUse short, cryptic names to save space
   • DUse descriptive names that reflect the purpose of the variable
   Reveal Solution Discussion Select an answer first