- A
Store configuration in environment variables set at deployment time.
Why wrong: Environment variables require redeployment to update, and they may appear in deployment manifests or CI/CD logs — not suitable for sensitive values.
- B
Use Cloud Secret Manager to store and retrieve configuration at runtime.
Secret Manager provides versioned, IAM-controlled secret storage. Services read secrets at startup via API; updates are applied without redeployment by accessing the latest version.
- C
Store configuration in a Cloud Storage bucket readable by all services.
Why wrong: Cloud Storage lacks fine-grained secret management features (versioning UI, rotation, audit trails specific to secret access). Also, sensitive values in GCS aren't as controlled as Secret Manager.
- D
Use Cloud Firestore to store configuration documents that services read on startup.
Why wrong: Firestore is a general-purpose database, not purpose-built for secret/configuration management. It lacks Secret Manager's rotation, versioning, and security audit features.
Quick Answer
The answer is Cloud Secret Manager, as it is the most appropriate GCP service for storing application configuration securely without embedding it in code. Secret Manager is purpose-built to handle sensitive data like database connection strings and feature flags, allowing services to retrieve configuration at runtime via API or SDK calls, which keeps values out of application code and container images entirely. On the Google Associate Cloud Engineer exam, this scenario tests your understanding of secure configuration management versus alternatives like Cloud Storage or Cloud Firestore, which lack native secret versioning and IAM-tightened access controls. A common trap is choosing Cloud Storage for its simplicity, but Secret Manager’s automatic rotation triggers and notification-based reloading enable configuration updates without service redeployment—a key requirement here. Remember the mnemonic “Secrets Stay Separate” to recall that Secret Manager keeps sensitive config out of code and images, with versioning and IAM for secure, dynamic access.
Google ACE Planning and configuring a cloud solution Practice Question
This ACE practice question tests your understanding of planning and configuring a cloud solution. This is a configuration task: choose the command set that satisfies every stated requirement. Small differences — like 'secret' vs 'password' or 'transport input ssh' vs 'all' — change whether the answer is correct. 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 store application configuration data that changes infrequently (e.g., feature flags, database connection strings). Multiple services need to read this configuration at startup, and values must never appear in application code or container images. Updates to configuration should not require redeploying services. Which GCP service is most appropriate?
Clue words in this question
Noticing these words before you look at the options changes how you read each choice.
Clue:
"never"Why it matters: Absolute qualifier. True only if the statement has zero exceptions — be cautious of options that seem obvious but break down in edge cases.
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
Use Cloud Secret Manager to store and retrieve configuration at runtime.
Secret Manager is designed exactly for storing sensitive configuration (connection strings, API keys, feature flags with sensitive values). Secrets can be accessed via API or SDK at runtime without being embedded in code or images. Secret Manager supports versioning, automatic rotation triggers, and IAM-controlled access. When a secret value changes, services can be configured to reload it without redeployment using Secret Manager's notification integration.
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.
- ✗
Store configuration in environment variables set at deployment time.
Why it's wrong here
Environment variables require redeployment to update, and they may appear in deployment manifests or CI/CD logs — not suitable for sensitive values.
- ✓
Use Cloud Secret Manager to store and retrieve configuration at runtime.
Why this is correct
Secret Manager provides versioned, IAM-controlled secret storage. Services read secrets at startup via API; updates are applied without redeployment by accessing the latest version.
Clue confirmation
The clue word "never" in the question point toward this answer.
Related concept
Read the scenario before looking for a memorised answer.
- ✗
Store configuration in a Cloud Storage bucket readable by all services.
Why it's wrong here
Cloud Storage lacks fine-grained secret management features (versioning UI, rotation, audit trails specific to secret access). Also, sensitive values in GCS aren't as controlled as Secret Manager.
- ✗
Use Cloud Firestore to store configuration documents that services read on startup.
Why it's wrong here
Firestore is a general-purpose database, not purpose-built for secret/configuration management. It lacks Secret Manager's rotation, versioning, and security audit features.
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.
What to study next
Got this wrong? Here's your next step.
Identify which ACE 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.
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Planning and configuring a cloud solution — study guide chapter
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FAQ
Questions learners often ask
What does this ACE question test?
Planning and configuring a cloud solution — This question tests Planning and configuring a cloud solution — Read the scenario before looking for a memorised answer..
What is the correct answer to this question?
The correct answer is: Use Cloud Secret Manager to store and retrieve configuration at runtime. — Secret Manager is designed exactly for storing sensitive configuration (connection strings, API keys, feature flags with sensitive values). Secrets can be accessed via API or SDK at runtime without being embedded in code or images. Secret Manager supports versioning, automatic rotation triggers, and IAM-controlled access. When a secret value changes, services can be configured to reload it without redeployment using Secret Manager's notification integration.
What should I do if I get this ACE question wrong?
Identify which ACE 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: "never". Absolute qualifier. True only if the statement has zero exceptions — be cautious of options that seem obvious but break down in edge cases.
What is the key concept behind this question?
Read the scenario before looking for a memorised answer.
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Last reviewed: May 18, 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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