The correct answer is to store images in Amazon S3 Standard and use lifecycle policies to transition to S3 Standard-IA after 30 days. This strategy directly minimizes storage costs while maintaining low-latency access because S3 Standard delivers high throughput for frequently accessed data during the first month, and the lifecycle policy automatically moves older objects to the lower-cost Standard-Infrequent Access tier once they become rarely accessed. On the AWS Certified Solutions Architect Professional SAP-C02 exam, this scenario tests your understanding of S3 lifecycle policy transition timing and cost optimization trade-offs—a common trap is choosing S3 One Zone-IA or Glacier for the initial tier, which sacrifices durability or retrieval speed for data that is still actively used. Remember that lifecycle transitions are measured in days from object creation, not calendar months, and the minimum 30-day rule for Standard-IA applies only to objects smaller than 128 KB. Memory tip: think “hot first, cold later” with a 30-day lifecycle handoff.
SAP-C02 Design for New Solutions Practice Question
This SAP-C02 practice question tests your understanding of design for new solutions. 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 company needs to design a new solution for storing and retrieving user-uploaded images. The images are accessed frequently for the first 30 days and then rarely accessed after that. The company wants to minimize storage costs while maintaining low-latency access for frequently accessed images. Which storage strategy should be used?
Clue words in this question
Noticing these words before you look at the options changes how you read each choice.
Clue: "first"
Why it matters: Order matters here. You are being tested on which action comes before the others — not which action is generally useful.
Clue: "minimum / minimize"
Why it matters: Asks for the least resource use — fewest addresses, smallest subnet, lowest overhead. Eliminate over-provisioned options even if they would technically work.
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
✓
Store images in Amazon S3 Standard and use lifecycle policies to transition to S3 Standard-IA after 30 days.
Amazon S3 Standard provides low-latency access for frequently accessed images, and S3 lifecycle policies allow automatic transition to S3 Standard-Infrequent Access (Standard-IA) after 30 days, reducing storage costs while maintaining rapid access for the initial period. This strategy directly meets the requirement of minimizing costs without sacrificing performance for the first 30 days.
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 images in Amazon EBS volumes attached to a web server.
Why it's wrong here
EBS is block storage and not designed for object storage at scale; also cost-inefficient.
✓
Store images in Amazon S3 Standard and use lifecycle policies to transition to S3 Standard-IA after 30 days.
Why this is correct
Lifecycle policies automate cost optimization while keeping low-latency access during frequent access period.
Clue confirmation
The clue words "first", "minimum / minimize" in the question point toward this answer.
Related concept
Read the scenario before looking for a memorised answer.
✗
Store all images in Amazon S3 Glacier Flexible Retrieval.
Why it's wrong here
Glacier has retrieval times that don't meet low-latency requirements for first 30 days.
✗
Store all images in Amazon S3 Standard.
Why it's wrong here
S3 Standard is costly for long-term storage of rarely accessed data.
Common exam traps
Common exam trap: answer the scenario, not the keyword
The trap here is that candidates may choose Option D (all S3 Standard) because it guarantees low-latency access, overlooking the cost savings of transitioning to Standard-IA for data that becomes rarely accessed after 30 days.
Detailed technical explanation
How to think about this question
S3 lifecycle policies use a time-based rule (e.g., 30 days) to transition objects between storage classes, leveraging the S3 PUT and GET APIs without application changes. The Standard-IA class offers the same low-latency and high-throughput as Standard but at a lower storage cost, with a minimum 30-day charge and a per-GB retrieval fee, making it ideal for data that is accessed infrequently but needs rapid access when needed.
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.
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.
Design for New Solutions — This question tests Design for New Solutions — Read the scenario before looking for a memorised answer..
What is the correct answer to this question?
The correct answer is: Store images in Amazon S3 Standard and use lifecycle policies to transition to S3 Standard-IA after 30 days. — Amazon S3 Standard provides low-latency access for frequently accessed images, and S3 lifecycle policies allow automatic transition to S3 Standard-Infrequent Access (Standard-IA) after 30 days, reducing storage costs while maintaining rapid access for the initial period. This strategy directly meets the requirement of minimizing costs without sacrificing performance for the first 30 days.
What should I do if I get this SAP-C02 question wrong?
Identify which exam domain this question belongs to, review the core concept, then practise similar questions from the same domain.
Are there clue words in this question I should notice?
Yes — watch for: "first", "minimum / minimize". Order matters here. You are being tested on which action comes before the others — not which action is generally useful.
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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