Question 913 of 1,546
Deployment, Provisioning, and AutomationeasyMultiple ChoiceObjective-mapped

SOA-C02 Deployment, Provisioning, and Automation Practice Question

This SOA-C02 practice question tests your understanding of deployment, provisioning, and automation. 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.

An organization wants to automate the creation of AWS resources using AWS CloudFormation. They need to ensure that certain resources, such as an Amazon S3 bucket, are not accidentally deleted when the stack is deleted. Which CloudFormation feature should they use?

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

DeletionPolicy attribute with value 'Retain'

The DeletionPolicy attribute with value 'Retain' instructs AWS CloudFormation to preserve a resource when its stack is deleted. This is the correct feature to prevent accidental deletion of critical resources like an S3 bucket, as the bucket and its contents will remain in the account even after the stack is removed.

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.

  • DeletionPolicy attribute with value 'Retain'

    Why this is correct

    Setting DeletionPolicy to Retain preserves the resource when the stack is deleted.

    Related concept

    Read the scenario before looking for a memorised answer.

  • DeletionPolicy attribute with value 'Protect'

    Why it's wrong here

    'Protect' is not a valid DeletionPolicy value. Valid values are Delete, Retain, and Snapshot.

  • DeletionPolicy attribute with value 'Delete'

    Why it's wrong here

    'Delete' is the default; it would delete the bucket when the stack is deleted.

  • Stack policy

    Why it's wrong here

    Stack policies prevent stack resources from being updated or deleted during a stack update, not during stack deletion.

Common exam traps

Common exam trap: answer the scenario, not the keyword

The trap here is that candidates confuse the DeletionPolicy attribute with a stack policy or incorrectly assume 'Protect' is a valid value, when in fact only 'Delete', 'Retain', and 'Snapshot' are permitted.

Detailed technical explanation

How to think about this question

The DeletionPolicy attribute is a CloudFormation resource-level property evaluated during stack deletion. When set to 'Retain', CloudFormation skips the resource's deletion API call (e.g., DeleteBucket for S3), leaving the resource intact in the AWS account. This is especially useful for stateful resources like databases or S3 buckets where data loss is unacceptable, but note that retained resources become orphaned and must be managed separately.

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.

Quick reference

AWS S3 Storage Class Comparison

Storage ClassMin DurationRetrievalUse Case
S3 StandardNoneImmediateFrequently accessed data
S3 Standard-IA30 daysImmediateInfrequent access, rapid retrieval
S3 One Zone-IA30 daysImmediateNon-critical infrequent data
S3 Intelligent-TieringNoneImmediate–hoursUnknown or changing access patterns
S3 Glacier Instant90 daysMillisecondsArchive with instant retrieval
S3 Glacier Flexible90 daysMinutes–hoursArchive, flexible retrieval
S3 Glacier Deep Archive180 daysHoursLong-term compliance archive

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 SOA-C02 question test?

Deployment, Provisioning, and Automation — This question tests Deployment, Provisioning, and Automation — Read the scenario before looking for a memorised answer..

What is the correct answer to this question?

The correct answer is: DeletionPolicy attribute with value 'Retain' — The DeletionPolicy attribute with value 'Retain' instructs AWS CloudFormation to preserve a resource when its stack is deleted. This is the correct feature to prevent accidental deletion of critical resources like an S3 bucket, as the bucket and its contents will remain in the account even after the stack is removed.

What should I do if I get this SOA-C02 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: Jul 4, 2026

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This SOA-C02 practice question is part of Courseiva's free Amazon Web Services 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 SOA-C02 exam.