The correct step is to add the projects within the folder as members of the existing service perimeter. This is because VPC Service Controls perimeters are enforced at the project level, not at the folder or organization level; the folder itself cannot be a perimeter member. To apply a VPC Service Controls perimeter to all resources in a folder, you must explicitly add each project under that folder to the perimeter’s project list, which then restricts data exfiltration and access for all resources within those projects. On the Google Professional Cloud DevOps Engineer exam, this concept tests your understanding of how perimeter boundaries map to resource hierarchy—a common trap is assuming folders inherit perimeter membership automatically, when in fact only projects can be members. A useful memory tip: “Perimeters protect projects, not folders—add the projects, not the path.”
PCDOE Practice Question: Bootstrapping a Google Cloud organization for DevOps
This PCDOE practice question tests your understanding of bootstrapping a google cloud organization for devops. 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.
During the bootstrapping of a Google Cloud organization, you need to ensure that all resources in a specific folder are subject to a particular VPC Service Controls perimeter. Which step is necessary to achieve this?
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
✓
Add the projects within the folder as members of the existing service perimeter.
Option C is correct because VPC Service Controls perimeters are applied at the project level, not directly to folders. To enforce a perimeter on all resources within a folder, you must add each project in that folder as a member of the existing service perimeter. This ensures that all resources in those projects are subject to the perimeter's access restrictions.
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.
✗
Use resource tags to label the projects and then create a tag-based perimeter.
Why it's wrong here
There is no tag-based perimeter; perimeters are based on project membership.
✗
Apply the perimeter to the folder directly.
Why it's wrong here
Perimeters cannot be applied directly to folders.
✓
Add the projects within the folder as members of the existing service perimeter.
Why this is correct
Projects must be explicitly added to the perimeter.
Related concept
Read the scenario before looking for a memorised answer.
✗
Create an organization policy that forces all projects in the folder to be in a perimeter.
Why it's wrong here
Organization policies can enforce that projects are in a perimeter, but you still need to create and assign the perimeter.
Common exam traps
Common exam trap: answer the scenario, not the keyword
Google Cloud often tests the misconception that VPC Service Controls can be applied hierarchically (e.g., to folders or via organization policies), when in fact they require explicit project-level membership.
Detailed technical explanation
How to think about this question
VPC Service Controls perimeters use Access Context Manager to define access levels and perimeter boundaries. When a project is added to a perimeter, all resources within that project (e.g., Cloud Storage buckets, BigQuery datasets) are protected by the perimeter's ingress/egress rules. A common real-world scenario is a multi-project environment where a folder contains development and production projects; adding each project individually to the perimeter ensures consistent security without relying on folder-level inheritance, which does not exist for perimeters.
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 company's IT admin needs to give a contractor read-only access to production logs without sharing account credentials. Using role-based access control (RBAC) and temporary scoped permissions — not a permanent shared password — is the correct pattern. Questions like this test whether you can apply least-privilege access across cloud identity services.
What to study next
Got this wrong? Here's your next step.
Identify which exam domain this question belongs to, review the core concept, then practise similar questions from the same domain.
Bootstrapping a Google Cloud organization for DevOps — This question tests Bootstrapping a Google Cloud organization for DevOps — Read the scenario before looking for a memorised answer..
What is the correct answer to this question?
The correct answer is: Add the projects within the folder as members of the existing service perimeter. — Option C is correct because VPC Service Controls perimeters are applied at the project level, not directly to folders. To enforce a perimeter on all resources within a folder, you must add each project in that folder as a member of the existing service perimeter. This ensures that all resources in those projects are subject to the perimeter's access restrictions.
What should I do if I get this PCDOE 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.
About these practice questions
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These questions test the same concept from different angles. Work through them to make sure you can recognise it however the exam phrases it.
Variation 1. A company is setting up a new Google Cloud organization for DevOps. They want to enforce that all projects have a specific set of VPC Service Controls perimeters. Which approach should they use to ensure these perimeters are automatically applied to all new projects?
medium
A.Configure Cloud Shell to run a script that creates a perimeter when a new project is created.
✓ B.Define an organization policy with a constraint that requires all projects to be within a perimeter.
C.Use Deployment Manager to deploy a configuration that creates a perimeter for each new project.
D.Create a VPC Service Controls perimeter and add the organization node as a member.
Why B: Option B is correct because Google Cloud Organization Policies allow you to define and enforce constraints at the organization, folder, or project level. The `constraints/compute.restrictVpcServiceControls` constraint can be set to require all new projects to be within a specific VPC Service Controls perimeter, ensuring automatic enforcement without manual intervention.
Last reviewed: Jun 30, 2026
Question Discussion
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