Cloud Digital Leader Fundamental cloud concepts Practice Question
This GCDL practice question tests your understanding of fundamental cloud concepts. 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 global enterprise must store customer data in specific geographic regions to comply with data residency laws. They also need to be able to analyze data across all regions without centralizing it. Which approach best balances compliance and analytics?
Clue words in this question
Noticing these words before you look at the options changes how you read each choice.
Clue: "best"
Why it matters: Signals that multiple options may be partially correct. Choose the option that most directly solves the exact problem described, not the one that sounds most complete.
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
✓
Use regional Cloud Storage buckets per region and BigQuery with federated queries.
Option C is correct because a multi-region deployment with BigQuery's federated queries allows querying data across regions without moving it. Option A is wrong because storing all data in a single region violates residency laws. Option B is wrong because using VMs in each region requires managing infrastructure and does not inherently provide cross-region analytics. Option D is wrong because Cloud Storage's multi-region bucket stores data in multiple regions, which may violate data residency if data is replicated outside the required region.
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.
✗
Deploy identical Compute Engine instances with databases in each region.
Why it's wrong here
This is complex and does not provide easy cross-region analytics.
✓
Use regional Cloud Storage buckets per region and BigQuery with federated queries.
Why this is correct
Federated queries allow analyzing data in place across regions, maintaining compliance.
Clue confirmation
The clue word "best" in the question point toward this answer.
Related concept
Read the scenario before looking for a memorised answer.
✗
Store all data in a single region and use Cloud CDN for fast access.
Why it's wrong here
Storing data in one region may violate data residency requirements.
✗
Use a single Cloud Storage multi-region bucket with granular access controls.
Why it's wrong here
Multi-region buckets replicate data across regions, which may violate data residency.
Common exam traps
Common exam trap: answer the scenario, not the keyword
Many certification questions include familiar terms but test a specific constraint. Read the exact wording before choosing an answer that is generally true but wrong for this case.
Detailed technical explanation
How to think about this question
This question should be treated as a scenario, not a definition check. Identify the problem, the constraint and the best action. Then compare each option against those facts.
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.
Use explanations to understand the rule behind the answer.
TExam Day Tips
→Underline the problem statement mentally.
→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.
Related glossary terms
Concepts from this question explained
These glossary pages explain the core terms tested in this GCDL question in full detail.
Identify which GCDL exam domain this question belongs to, then review the specific concept being tested. Practise related questions in that domain and focus on understanding why each wrong answer is tempting — not just why the correct answer is right.
Fundamental cloud concepts — This question tests Fundamental cloud concepts — Read the scenario before looking for a memorised answer..
What is the correct answer to this question?
The correct answer is: Use regional Cloud Storage buckets per region and BigQuery with federated queries. — Option C is correct because a multi-region deployment with BigQuery's federated queries allows querying data across regions without moving it. Option A is wrong because storing all data in a single region violates residency laws. Option B is wrong because using VMs in each region requires managing infrastructure and does not inherently provide cross-region analytics. Option D is wrong because Cloud Storage's multi-region bucket stores data in multiple regions, which may violate data residency if data is replicated outside the required region.
What should I do if I get this GCDL question wrong?
Identify which GCDL exam domain this question belongs to, then review the specific concept being tested. Practise related questions in that domain and focus on understanding why each wrong answer is tempting — not just why the correct answer is right.
Are there clue words in this question I should notice?
Yes — watch for: "best". Signals that multiple options may be partially correct. Choose the option that most directly solves the exact problem described, not the one that sounds most complete.
What is the key concept behind this question?
Read the scenario before looking for a memorised answer.
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Question Discussion
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