Which of the following is not a valid Terraform collection type? 02/26/2022 – by Mod_GuideK 0 Which of the following is not a valid Terraform collection type? A. list B. map C. tree D. set SHOW ANSWERSCorrect Answer: C Explanation/Reference: Reference: https://www.terraform.io/docs/language/expressions/type-constraints.html Download Printable PDF. VALID exam to help you PASS.