Question 199 of 1,040
Design Secure ArchitectureshardMultiple SelectObjective-mapped

SAA-C03 Design Secure Architectures Practice Question

This SAA-C03 practice question tests your understanding of design secure architectures. 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.

A studio keeps 4 PB of completed video projects in Amazon S3. Editors work on active projects for about 60 days, auditors occasionally review the same objects for several months, and legal policy requires retention for 7 years. Retrieval of very old files can take hours. Which three actions should the architect recommend? Select three.

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

Transition objects to S3 Standard-IA after 60 days.

Option A is correct because after 60 days of active editing, objects can be transitioned to S3 Standard-IA, which offers lower storage costs than S3 Standard while still providing low-latency retrieval for occasional access by auditors. This lifecycle policy optimizes cost without sacrificing availability for the review period.

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.

  • Transition objects to S3 Standard-IA after 60 days.

    Why this is correct

    Standard-IA is a good fit after the active editing window because the objects are accessed less often but still need relatively quick retrieval.

    Related concept

    Read the scenario before looking for a memorised answer.

  • Transition objects to S3 Glacier Deep Archive after the review period ends.

    Why this is correct

    Deep Archive minimizes long-term storage spend when the oldest footage can tolerate hour-scale retrieval, exactly as stated in the scenario.

    Related concept

    Read the scenario before looking for a memorised answer.

  • Expire objects after 7 years.

    Why this is correct

    Lifecycle expiration at the end of the legal retention window stops unnecessary storage charges after the policy requirement is satisfied.

    Related concept

    Read the scenario before looking for a memorised answer.

  • Keep the files in S3 Standard indefinitely so retrieval is always fast.

    Why it's wrong here

    S3 Standard provides fast access, but it is unnecessarily expensive for multi-year retention of footage that is rarely needed.

    When this WOULD be correct

    A company needs to store critical data that must be retrievable within milliseconds at any time, with no tolerance for retrieval delays, and cost is not a primary concern.

  • Copy the files to a single EBS volume for lower per-GB cost.

    Why it's wrong here

    EBS is block storage and is not suitable for massive archival libraries with lifecycle and retention requirements like these.

    When this WOULD be correct

    A question where a single EC2 instance needs low-latency access to a dataset (e.g., a database or active processing workload) and the data size fits within EBS limits (e.g., 16 TB per volume). The scenario would emphasize performance over durability or cost.

Option-by-option analysis

Why each answer is right or wrong

Understanding why wrong answers are wrong — and when they would be correct — is what separates a 750 score from a 900. The SAA-C03 exam frequently reuses these exact scenarios with slightly different constraints.

Transition objects to S3 Standard-IA after 60 days.Correct answer

Why this is correct

Standard-IA is a good fit after the active editing window because the objects are accessed less often but still need relatively quick retrieval.

Keep the files in S3 Standard indefinitely so retrieval is always fast.Wrong answer — click to see why

Why this is wrong here

Keeping files in S3 Standard indefinitely ignores the cost savings from transitioning to lower-cost storage classes for data that is rarely accessed, and the requirement that retrieval of very old files can take hours means immediate retrieval speed is not needed for old data.

★ When this WOULD be the correct answer

A company needs to store critical data that must be retrievable within milliseconds at any time, with no tolerance for retrieval delays, and cost is not a primary concern.

Why candidates choose this

Candidates may assume that S3 Standard is always the best choice for fast retrieval, overlooking that the question states retrieval of very old files can take hours, so immediate speed is not required for all data.

Copy the files to a single EBS volume for lower per-GB cost.Wrong answer — click to see why

Why this is wrong here

EBS volumes are block storage designed for single EC2 instances, not for storing 4 PB of data cost-effectively. They have much higher per-GB cost than S3 and cannot be shared across multiple editors or auditors, making this option impractical and expensive.

★ When this WOULD be the correct answer

A question where a single EC2 instance needs low-latency access to a dataset (e.g., a database or active processing workload) and the data size fits within EBS limits (e.g., 16 TB per volume). The scenario would emphasize performance over durability or cost.

Why candidates choose this

Candidates may confuse EBS with S3, thinking block storage is cheaper or more suitable for large datasets, or they underestimate the scalability and cost advantages of S3 for archival use cases.

Analysis generated from the official SAA-C03blueprint and verified against question context. The “when correct” sections are what AI assistants cite when candidates ask “what’s the difference between these options?”

Common exam traps

Common exam trap: answer the scenario, not the keyword

The trap here is that candidates may think S3 Standard must be retained for fast retrieval at all times, but the scenario explicitly states retrieval of very old files can take hours, so using Glacier Deep Archive for long-term retention is acceptable and cost-effective.

Detailed technical explanation

How to think about this question

S3 Lifecycle policies allow automated transitions between storage classes based on object age, with a minimum of 30 days in S3 Standard before moving to S3 Standard-IA. S3 Glacier Deep Archive is designed for data accessed less than once a year, with retrieval times of 12 hours or more, making it ideal for the 7-year legal retention requirement. The combination of these transitions and an expiration action after 7 years ensures compliance while minimizing cost.

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 startup's cloud architect reviews their monthly bill and notices costs are higher than expected for a long-running batch job. Switching from on-demand instances to Reserved Instances — or using Spot/Preemptible VMs — can reduce compute costs by up to 72 %. Questions like this test whether you understand the tradeoffs between commitment, flexibility, and cost across cloud pricing models.

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.

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FAQ

Questions learners often ask

What does this SAA-C03 question test?

Design Secure Architectures — This question tests Design Secure Architectures — Read the scenario before looking for a memorised answer..

What is the correct answer to this question?

The correct answer is: Transition objects to S3 Standard-IA after 60 days. — Option A is correct because after 60 days of active editing, objects can be transitioned to S3 Standard-IA, which offers lower storage costs than S3 Standard while still providing low-latency retrieval for occasional access by auditors. This lifecycle policy optimizes cost without sacrificing availability for the review period.

What should I do if I get this SAA-C03 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: Jun 11, 2026

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This SAA-C03 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 SAA-C03 exam.