- A
Design for failure
Why wrong: Design for failure is a Reliability pillar principle focused on fault tolerance architecture, not eliminating commodity infrastructure work.
- B
Use managed services to reduce operational burden
Using managed services (databases, message queues, ML platforms) transfers undifferentiated infrastructure management to AWS, freeing engineering resources for differentiating business features.
- C
Implement least-privilege access controls
Why wrong: Least-privilege is a Security pillar principle focused on IAM permissions, not operational cost reduction.
- D
Automate infrastructure provisioning
Why wrong: Infrastructure automation (IaC) reduces manual effort but is about operational efficiency, not the broader concept of eliminating undifferentiated work.
Key Design Principles of Operational Excellence: Use Managed Services
This CLF-C02 practice question tests your understanding of cloud concepts. 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.
According to the AWS Well-Architected Framework, which design principle is most closely associated with the recommendation to 'stop spending money on undifferentiated heavy lifting'?
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 managed services to reduce operational burden
The AWS Well-Architected Framework's principle of 'stop spending money on undifferentiated heavy lifting' directly advocates for using managed services to offload operational tasks like patching, scaling, and hardware maintenance. By leveraging services such as Amazon RDS (instead of self-managed databases) or AWS Lambda (instead of managing servers), you reduce the operational burden and focus on business differentiation. This aligns with the Operational Excellence pillar's goal of minimizing manual overhead.
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.
- ✗
Design for failure
Why it's wrong here
Design for failure is a Reliability pillar principle focused on fault tolerance architecture, not eliminating commodity infrastructure work.
- ✓
Use managed services to reduce operational burden
Why this is correct
Using managed services (databases, message queues, ML platforms) transfers undifferentiated infrastructure management to AWS, freeing engineering resources for differentiating business features.
Related concept
Read the scenario before looking for a memorised answer.
- ✗
Implement least-privilege access controls
Why it's wrong here
Least-privilege is a Security pillar principle focused on IAM permissions, not operational cost reduction.
- ✗
Automate infrastructure provisioning
Why it's wrong here
Infrastructure automation (IaC) reduces manual effort but is about operational efficiency, not the broader concept of eliminating undifferentiated work.
Common exam traps
Common exam trap: answer the scenario, not the keyword
The trap here is that candidates confuse 'automation' (Option D) with 'managed services,' but automation still requires you to manage the underlying infrastructure (e.g., patching EC2 instances), whereas managed services offload that entire responsibility to AWS.
Detailed technical explanation
How to think about this question
Managed services like Amazon RDS automate database backups, software patching, and failover via Multi-AZ, abstracting the OS and DB engine management. In contrast, self-managed EC2 instances require you to handle AMI updates, security patches, and replication logic, which is the 'undifferentiated heavy lifting' the principle targets. For example, RDS Multi-AZ uses synchronous replication to a standby in another AZ, while a self-managed solution would require custom scripts and monitoring to achieve the same resilience.
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 company's IT admin needs to give a contractor read-only access to production logs without sharing account credentials. Using role-based access control (RBAC) and temporary scoped permissions — not a permanent shared password — is the correct pattern. Questions like this test whether you can apply least-privilege access across cloud identity services.
Quick reference
Cloud Service Model Comparison
| Model | You Manage | Provider Manages | Examples |
|---|---|---|---|
| IaaS | OS, runtime, apps, data | Hardware, hypervisor, networking | EC2, Azure VMs, GCP Compute Engine |
| PaaS | Apps and data | OS, runtime, middleware, hardware | Elastic Beanstalk, Azure App Service |
| SaaS | Data and settings only | Everything else | Microsoft 365, Salesforce, Workday |
| FaaS / Serverless | Function code only | Infra, scaling, runtime | Lambda, Azure Functions, Cloud Run |
| CaaS | Containers and apps | Kubernetes, OS, hardware | EKS, AKS, GKE |
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 CLF-C02 question test?
Cloud Concepts — This question tests Cloud Concepts — Read the scenario before looking for a memorised answer..
What is the correct answer to this question?
The correct answer is: Use managed services to reduce operational burden — The AWS Well-Architected Framework's principle of 'stop spending money on undifferentiated heavy lifting' directly advocates for using managed services to offload operational tasks like patching, scaling, and hardware maintenance. By leveraging services such as Amazon RDS (instead of self-managed databases) or AWS Lambda (instead of managing servers), you reduce the operational burden and focus on business differentiation. This aligns with the Operational Excellence pillar's goal of minimizing manual overhead.
What should I do if I get this CLF-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.
About these practice questions
Courseiva creates original exam-style practice questions with explanations and wrong-answer analysis. It does not publish real exam questions, exam dumps, or protected exam content. Learn why practice questions differ from exam dumps →
Same concept, more angles
1 more ways this is tested on CLF-C02
These questions test the same concept from different angles. Work through them to make sure you can recognise it however the exam phrases it.
Variation 1. A company is designing a microservices architecture on AWS. According to the AWS Well-Architected Framework's Operational Excellence pillar, which practice best supports the ability to safely make frequent, small changes to production?
hard- A.Performing large batch deployments monthly to minimize change frequency
- ✓ B.Making frequent, small, reversible changes through automated CI/CD pipelines
- C.Requiring manual approval for every code change
- D.Deploying all microservices simultaneously in coordinated releases
Why B: Option B is correct because the Operational Excellence pillar emphasizes the ability to make frequent, small, reversible changes to reduce the blast radius of failures and enable rapid recovery. Automated CI/CD pipelines enforce consistent deployment practices, allowing teams to safely iterate on production with minimal risk. This approach aligns with the principle of 'perform operations as code' and supports the 'make frequent, small, reversible changes' design principle.
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Last reviewed: Jun 11, 2026
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