- A
Enabling HTTPS for all data transmission to ensure data is encrypted during transfer
Why wrong: HTTPS encryption protects data in transit but doesn't restrict where data is stored or to which regions it can be transferred. GDPR residency requirements are about data location, not transmission encryption.
- B
Configuring organization policy to restrict resource creation to EU regions, using VPC Service Controls to prevent data movement outside the EU perimeter, and establishing a GDPR-compliant Data Processing Agreement with Google
This combination addresses GDPR data residency: org policy constraints prevent resources from being created outside EU regions; VPC Service Controls prevent data from being read out of the EU perimeter; the DPA provides contractual compliance assurance. Together they form a comprehensive GDPR data residency control framework.
- C
Using Customer-Managed Encryption Keys (CMEK) where the encryption keys are stored outside Google's infrastructure
Why wrong: CMEK gives customers control over encryption keys but doesn't prevent data from being stored or accessed in non-EU regions. Key management location is separate from data location — CMEK doesn't enforce geographic data residency.
- D
Training developers about GDPR requirements and requiring manual approval for any cross-region data transfers
Why wrong: Training and manual approval processes are procedural controls that are easily bypassed and don't scale. Technical controls (org policy, VPC Service Controls) enforce requirements automatically and reliably.
Quick Answer
The correct answer combines Organization Policy, VPC Service Controls, and a GDPR-compliant Data Processing Agreement because these three controls work together to enforce GDPR data residency on Google Cloud. Organization Policy restricts resource creation to EU regions, preventing data at rest from being stored outside the EU, while VPC Service Controls create a data perimeter that blocks unauthorized data movement or exfiltration across regions, ensuring data in transit stays within the EU boundary. The Data Processing Agreement provides the legal foundation for compliant data handling. On the Google Cloud Digital Leader exam, this question tests your understanding that GDPR residency enforcement is not a single control but a layered approach of technical and contractual measures. A common trap is choosing only a region restriction or only VPC Service Controls, but the exam expects the combination that covers both data at rest and in transit. Memory tip: think “Region + Perimeter + Paper” to recall the three essential layers.
Cloud Digital Leader Trust and security with Google Cloud Practice Question
This GCDL practice question tests your understanding of trust and security with google cloud. The scenario asks you to isolate a root cause — eliminate options that address a different problem before choosing. 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 multinational company must ensure that personal data of European citizens stored in Google Cloud cannot be accessed by or transferred to systems outside the European Union, as required by GDPR data residency requirements. Which Google Cloud controls most directly enforce this?
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
Configuring organization policy to restrict resource creation to EU regions, using VPC Service Controls to prevent data movement outside the EU perimeter, and establishing a GDPR-compliant Data Processing Agreement with Google
Option B is correct because it combines three essential controls that directly enforce GDPR data residency: Organization Policies restrict resource creation to EU regions, VPC Service Controls create a data perimeter preventing exfiltration outside the EU, and a GDPR-compliant Data Processing Agreement (DPA) establishes the legal framework for data handling. These controls work together to ensure data at rest and in transit remains within the EU boundary, directly addressing the residency requirement.
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.
- ✗
Enabling HTTPS for all data transmission to ensure data is encrypted during transfer
Why it's wrong here
HTTPS encryption protects data in transit but doesn't restrict where data is stored or to which regions it can be transferred. GDPR residency requirements are about data location, not transmission encryption.
- ✓
Configuring organization policy to restrict resource creation to EU regions, using VPC Service Controls to prevent data movement outside the EU perimeter, and establishing a GDPR-compliant Data Processing Agreement with Google
Why this is correct
This combination addresses GDPR data residency: org policy constraints prevent resources from being created outside EU regions; VPC Service Controls prevent data from being read out of the EU perimeter; the DPA provides contractual compliance assurance. Together they form a comprehensive GDPR data residency control framework.
Related concept
Read the scenario before looking for a memorised answer.
- ✗
Using Customer-Managed Encryption Keys (CMEK) where the encryption keys are stored outside Google's infrastructure
Why it's wrong here
CMEK gives customers control over encryption keys but doesn't prevent data from being stored or accessed in non-EU regions. Key management location is separate from data location — CMEK doesn't enforce geographic data residency.
- ✗
Training developers about GDPR requirements and requiring manual approval for any cross-region data transfers
Why it's wrong here
Training and manual approval processes are procedural controls that are easily bypassed and don't scale. Technical controls (org policy, VPC Service Controls) enforce requirements automatically and reliably.
Common exam traps
Common exam trap: answer the scenario, not the keyword
Google Cloud often tests the misconception that encryption (HTTPS or CMEK) alone satisfies data residency requirements, when in fact residency is about geographic location of data, not its confidentiality during transit or at rest.
Detailed technical explanation
How to think about this question
VPC Service Controls use a perimeter-based model that blocks data exfiltration by denying API calls that move data outside allowed regions, even if IAM permissions are granted. Organization Policies with `constraints/gcp.resourceLocations` enforce resource creation to specific regions at the project level, preventing accidental deployment outside the EU. Under the hood, these policies are evaluated at the Google Cloud control plane before any resource is created or any data transfer is initiated, providing a deterministic enforcement layer that cannot be bypassed by user error.
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.
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FAQ
Questions learners often ask
What does this GCDL question test?
Trust and security with Google Cloud — This question tests Trust and security with Google Cloud — Read the scenario before looking for a memorised answer..
What is the correct answer to this question?
The correct answer is: Configuring organization policy to restrict resource creation to EU regions, using VPC Service Controls to prevent data movement outside the EU perimeter, and establishing a GDPR-compliant Data Processing Agreement with Google — Option B is correct because it combines three essential controls that directly enforce GDPR data residency: Organization Policies restrict resource creation to EU regions, VPC Service Controls create a data perimeter preventing exfiltration outside the EU, and a GDPR-compliant Data Processing Agreement (DPA) establishes the legal framework for data handling. These controls work together to ensure data at rest and in transit remains within the EU boundary, directly addressing the residency requirement.
What should I do if I get this GCDL 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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Last reviewed: Jun 30, 2026
This GCDL 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 GCDL exam.
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