- A
Write a Cloud Function triggered by bucket creation events to check and delete non-compliant buckets.
Why wrong: Reactive enforcement allows non-compliant buckets to be created before deletion, creating a window of exposure and potential data loss.
- B
Apply `storage.uniformBucketLevelAccess` and `gcp.resourceLocations` org policies at the organization level.
These two org policy constraints enforce UBLA and region restrictions declaratively at creation time — no buckets outside the policy are ever created.
- C
Create a custom IAM role that removes the `storage.buckets.create` permission for disallowed regions.
Why wrong: IAM roles cannot distinguish regions in their permission grants; region enforcement requires org policies, not IAM.
- D
Use Terraform to provision all buckets and include validation in the Terraform plan step.
Why wrong: Terraform plan validation only applies to Terraform-managed resources; it does not prevent out-of-band bucket creation by developers with direct access.
Quick Answer
The answer is to apply the `storage.uniformBucketLevelAccess` and `gcp.resourceLocations` organization policies at the organization level. This is the most efficient method because organization policies are evaluated by Cloud Resource Manager at resource creation time, allowing you to enforce uniform bucket-level access and location constraints across all projects without needing to configure individual buckets or rely on per-project IAM. On the Google Associate Cloud Engineer exam, this scenario tests your understanding of how hierarchical policy inheritance works—a common trap is trying to enforce these at the project level or using bucket-specific settings, which adds overhead and can miss new projects. Remember that organization policies are the only way to enforce constraints globally before a bucket is even created. A useful memory tip: think of the organization node as the single “master switch” for both access and location rules.
Google ACE Setting up a cloud solution environment Practice Question
This ACE practice question tests your understanding of setting up a cloud solution environment. Match the stated requirement to the specific cloud service, access model, or configuration option — many options are valid in isolation but not for this scenario. 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.
You need to enforce that all new Cloud Storage buckets in your organization use Uniform Bucket-Level Access (UBLA) and are created in one of three approved regions: `us-central1`, `us-east1`, or `europe-west1`. What is the most efficient way to enforce both constraints?
Answer choices
Why each option matters
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
Apply `storage.uniformBucketLevelAccess` and `gcp.resourceLocations` org policies at the organization level.
Organization policies are the most efficient way to enforce constraints across all new Cloud Storage buckets because they are evaluated at resource creation time by the Cloud Resource Manager. The `storage.uniformBucketLevelAccess` policy enforces UBLA, and `gcp.resourceLocations` restricts the allowed locations, both applied at the organization level to cover all projects without per-bucket overhead.
Key principle: Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
Write a Cloud Function triggered by bucket creation events to check and delete non-compliant buckets.
Why it's wrong here
Reactive enforcement allows non-compliant buckets to be created before deletion, creating a window of exposure and potential data loss.
- ✓
Apply `storage.uniformBucketLevelAccess` and `gcp.resourceLocations` org policies at the organization level.
Why this is correct
These two org policy constraints enforce UBLA and region restrictions declaratively at creation time — no buckets outside the policy are ever created.
Related concept
Read the scenario before looking for a memorised answer.
- ✗
Create a custom IAM role that removes the `storage.buckets.create` permission for disallowed regions.
Why it's wrong here
IAM roles cannot distinguish regions in their permission grants; region enforcement requires org policies, not IAM.
- ✗
Use Terraform to provision all buckets and include validation in the Terraform plan step.
Why it's wrong here
Terraform plan validation only applies to Terraform-managed resources; it does not prevent out-of-band bucket creation by developers with direct access.
Common exam traps
Common exam trap: answer the scenario, not the keyword
Google Cloud often tests the distinction between preventive controls (organization policies) and detective/reactive controls (Cloud Functions, Terraform validation), and the trap here is assuming that a post-creation check or a tool-specific validation is sufficient when a native, pre-creation enforcement mechanism exists.
Detailed technical explanation
How to think about this question
Organization policies use a hierarchical evaluation model where constraints are inherited from the organization node down to folders and projects, and they are enforced synchronously during the resource creation API call (e.g., `storage.buckets.insert`). The `gcp.resourceLocations` constraint uses a `listPolicy` with an `allowedValues` list, and if a bucket creation request specifies a location outside the list, the API returns a `PERMISSION_DENIED` error before the bucket is created. This approach ensures zero-trust enforcement at the infrastructure level, independent of any client tool or automation.
KKey Concepts to Remember
- Read the scenario before looking for a memorised answer.
- Find the constraint that changes the correct option.
- Eliminate answers that are true in general but not in this case.
TExam Day Tips
- Watch for words such as best, first, most likely and least administrative effort.
- Review why wrong options are wrong, not only why the correct option is correct.
Key takeaway
Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option.
Real-world example
How this comes up in practice
A media company stores terabytes of video archives that are accessed once a year for audit purposes. Moving these objects to a cold storage tier (Azure Archive, S3 Glacier, or Google Nearline) costs a fraction of hot storage. Questions like this test whether you understand storage tiers, access frequency tradeoffs, and retrieval latency requirements.
What to study next
Got this wrong? Here's your next step.
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FAQ
Questions learners often ask
What does this ACE question test?
Setting up a cloud solution environment — This question tests Setting up a cloud solution environment — Read the scenario before looking for a memorised answer..
What is the correct answer to this question?
The correct answer is: Apply `storage.uniformBucketLevelAccess` and `gcp.resourceLocations` org policies at the organization level. — Organization policies are the most efficient way to enforce constraints across all new Cloud Storage buckets because they are evaluated at resource creation time by the Cloud Resource Manager. The `storage.uniformBucketLevelAccess` policy enforces UBLA, and `gcp.resourceLocations` restricts the allowed locations, both applied at the organization level to cover all projects without per-bucket overhead.
What should I do if I get this ACE question wrong?
Identify which exam domain this question belongs to, review the core concept, then practise similar questions from the same domain.
What is the key concept behind this question?
Read the scenario before looking for a memorised answer.
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Last reviewed: Jun 30, 2026
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.
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