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hardmultiple choiceObjective-mapped

ACE Practice Question: A DevOps team uses Terraform to manage GCP…

This ACE practice question tests your understanding of a devops team uses terraform to manage gcp…. Read the scenario carefully and evaluate each option against the stated constraints before committing to an answer. After answering, compare your reasoning against the explanation and wrong-answer breakdown below. Once you have made your selection, read the full explanation to reinforce the concept and understand why each distractor is designed to mislead on exam day.

A DevOps team uses Terraform to manage GCP infrastructure and wants to store Terraform state in a shared location that all team members can access securely, with state locking to prevent concurrent modifications. Which backend configuration achieves this?

Question 1hardmultiple choice
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A DevOps team uses Terraform to manage GCP infrastructure and wants to store Terraform state in a shared location that all team members can access securely, with state locking to prevent concurrent modifications. Which backend configuration achieves this?

Answer choices

Why each option matters

Good practice is not just finding the correct option. The wrong answers often show the exact trap the exam wants you to fall into.

A

Best answer

gcs backend storing state in a Cloud Storage bucket

The `gcs` backend stores Terraform state in a Cloud Storage bucket and supports state locking via GCS object lock, enabling safe concurrent team usage.

B

Distractor review

gcp backend storing state in a BigQuery table

Terraform has no native `gcp` or BigQuery backend. BigQuery is not supported as a Terraform state backend.

C

Distractor review

remote backend connected to a Cloud SQL database

The `remote` backend in Terraform connects to Terraform Cloud/Enterprise — not Cloud SQL. Cloud SQL is not a Terraform state backend.

D

Distractor review

local backend with a path shared over Cloud Filestore

A local backend stores state on the local filesystem. Even if shared via Filestore, it lacks built-in state locking and is error-prone for team use.

Common exam trap

Common exam trap: NAT rules depend on direction and matching traffic

NAT is not only about the public address. The inside/outside interface roles and the ACL or rule that matches traffic are just as important.

Technical deep dive

How to think about this question

NAT questions usually test address translation, overload/PAT behaviour, static mappings and whether the right traffic is being translated. Read the interface direction and address terms carefully.

KKey Concepts to Remember

  • Static NAT maps one inside address to one outside address.
  • PAT allows many inside hosts to share one public address using ports.
  • Inside local and inside global describe the private and translated addresses.
  • NAT ACLs identify traffic for translation, not always security filtering.

TExam Day Tips

  • Identify inside and outside interfaces first.
  • Check whether the scenario needs static NAT, dynamic NAT or PAT.
  • Do not confuse NAT matching ACLs with normal packet-filtering intent.

Key takeaway

NAT direction and interface roles matter as much as the IP address mapping. Inside/outside designation controls which traffic is translated.

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FAQ

Questions learners often ask

What does this ACE question test?

Static NAT maps one inside address to one outside address.

What is the correct answer to this question?

The correct answer is: gcs backend storing state in a Cloud Storage bucket — The `gcs` (Google Cloud Storage) Terraform backend stores state in a Cloud Storage bucket and uses GCS object locking for state locking. This enables team collaboration and concurrent-access protection. There is no native `gcp` BigQuery backend or `remote` Cloud SQL backend for Terraform.

What should I do if I get this ACE question wrong?

Review the four NAT address types (inside local, inside global, outside local, outside global), PAT port overload, and static vs dynamic NAT use cases. Then practise related ACE NAT questions on configuration and troubleshooting.

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This ACE practice question is part of Courseiva's free Google Cloud certification practice question bank. Courseiva provides original exam-style practice questions with explanations, topic-based practice, mock exams, readiness tracking, and study analytics to help learners prepare for the ACE exam.