AWS Certified Cloud Practitioner is Amazon Web Services' entry-level certification. It proves you understand cloud concepts, core AWS services, security basics, and how AWS pricing works. It doesn't require coding or hands-on configuration on the exam, which makes it one of the most accessible ways into cloud.
This review covers the current CLF-C02 exam, what it costs, who should take it, the services you need to know, and a 4-week study plan. It's in the fundamentals stage of our Cloud learning path. Not sure AWS is the right first cloud? Start with our AWS vs Azure vs Google Cloud comparison.
Cloud Practitioner at a glance
| Provider | Amazon Web Services |
| Exam | CLF-C02 |
| Format | 65 questions, multiple choice and multiple response (50 scored, 15 unscored) |
| Time | 90 minutes |
| Passing score | 700 on a scale of 100 to 1,000 |
| Cost | US$100 |
| Prerequisites | None. AWS suggests about six months of exposure to AWS, which you can substitute with study and practice |
| Delivery | Test center or online proctored |
| Valid for | Three years |
What's on the exam
| Domain | Weight | What it covers |
|---|---|---|
| 1. Cloud Concepts | 24% | Benefits of the cloud, the Well-Architected Framework, migration strategies, cloud economics |
| 2. Security and Compliance | 30% | The shared responsibility model, identity and access management, security services, compliance resources |
| 3. Cloud Technology and Services | 34% | Deployment methods, global infrastructure, compute, databases, networking, storage, AI and machine learning, and other services |
| 4. Billing, Pricing, and Support | 12% | Pricing models, cost management tools, support plans and resources |
The AWS services to know
You don't need to configure these on the exam, but you need to know what each one does and when you'd use it.
| Area | Services |
|---|---|
| Compute | Amazon EC2 (virtual servers), AWS Lambda (serverless functions), containers (Amazon ECS, Amazon EKS, AWS Fargate), Elastic Beanstalk |
| Storage | Amazon S3 (object storage) and its storage classes, Amazon EBS (block storage for EC2), Amazon EFS (shared file storage), S3 Glacier (archival) |
| Databases | Amazon RDS and Aurora (relational), DynamoDB (NoSQL), Redshift (data warehouse) |
| Networking | Amazon VPC (private networks), Route 53 (DNS), CloudFront (content delivery), Elastic Load Balancing |
| Security and identity | IAM (users, groups, roles, policies), AWS Organizations, AWS Shield, AWS WAF, Amazon GuardDuty, AWS KMS (encryption keys) |
| Monitoring and governance | Amazon CloudWatch (metrics, logs, alarms), AWS CloudTrail (account activity), AWS Config, Trusted Advisor |
| Cost | Pricing Calculator, AWS Budgets, Cost Explorer, Savings Plans and Reserved Instances, Spot Instances |
| AI and machine learning | Amazon SageMaker, Amazon Bedrock, and prebuilt AI services at a high level |
Key concepts that show up often
- The shared responsibility model: AWS secures the cloud; you secure what's in it. Know examples on each side.
- Global infrastructure: regions, availability zones, and edge locations.
- The Well-Architected Framework's six pillars: operational excellence, security, reliability, performance efficiency, cost optimization, and sustainability.
- Pricing models: On-Demand, Savings Plans, Reserved Instances, and Spot Instances, and when each makes sense.
- Support plans: what the different tiers include.
- IAM best practices: least privilege, MFA, and not using the root account for everyday tasks.
Who it's for
Good fit:
- Career changers starting a cloud path
- IT support, help desk, and system administration staff moving toward cloud
- Developers new to AWS who want the big picture first
- Sales, product, finance, and management staff who work with cloud teams
Can skip:
- People already working hands-on in AWS, who can usually go straight to an associate-level certification
- People whose target employers use Azure or Google Cloud; see our comparison
Is it worth it?
| Strengths | Weaknesses |
|---|---|
| Affordable at $100 | Conceptual; doesn't prove hands-on skill |
| Excellent free official training | Rarely enough on its own for a technical cloud job |
| AWS has the largest cloud market share | Needs renewal every three years |
| A quick win that builds confidence and vocabulary | Experienced practitioners can skip it |
For beginners, yes, especially as step one toward AWS Solutions Architect – Associate. It's also useful for non-technical professionals who need to speak the language of cloud teams.
Free and low-cost study resources
| Type | Options | Notes |
|---|---|---|
| Official free course | AWS Cloud Practitioner Essentials on AWS Skill Builder | The best starting point; free |
| Official exam prep | AWS Skill Builder exam prep and practice question sets | Some free, some with a subscription |
| Exam guide | The official CLF-C02 exam guide | Lists every topic; use it as your checklist |
| Video courses | Courses from established instructors on major learning platforms | Optional, often inexpensive |
| Practice exams | Reputable practice tests | Use for timing and finding weak areas |
| Hands-on | The AWS Free Tier, with a budget alert set first | Optional for this exam, valuable for the next |
As with any certification, avoid brain dumps. They violate AWS's exam terms and can cost you the certification. Our guide to using AI to study for certifications covers using AI tutors safely.
The 4-week study plan
This plan assumes about 6 to 8 hours a week. Add a week or two if you're new to IT.
| Week | Focus | Do this |
|---|---|---|
| 1 | Cloud concepts and global infrastructure | Start Cloud Practitioner Essentials; learn regions, availability zones, and the Well-Architected pillars; create flashcards |
| 2 | Core services: compute, storage, databases, networking | Map each service to a one-line "use it when…" description; optional: launch and delete a free-tier EC2 instance and an S3 bucket |
| 3 | Security, identity, and compliance | IAM, the shared responsibility model, security services; set up MFA and a non-root user in a practice account; first practice exam |
| 4 | Billing, pricing, support, and review | Pricing models, Budgets, Cost Explorer, support plans; two more practice exams; review every wrong answer; book the exam |
Safe hands-on practice
If you create an AWS account for practice:
- Turn on MFA for the root user immediately, then create a separate user for daily work.
- Set an AWS Budgets alert at a small amount before launching anything.
- Never put access keys in code or public repositories.
- Delete everything when you finish each lab, and check the billing dashboard.
- Read the current Free Tier terms, which AWS has changed over time.
Study habits that work
- Compare similar services. Many questions ask you to choose between two plausible services, such as EBS vs EFS or CloudTrail vs CloudWatch. Make a comparison table.
- Use active recall with flashcards and practice questions. Our Learning How to Learn review explains why.
- Think like AWS. When two answers seem right, the answer that's managed, scalable, secure by default, and cost-effective is usually the intended one.
Exam day tips
- Read every option. "Choose two" questions are common; make sure you select the right number.
- Watch for keywords: "most cost-effective," "least operational overhead," "highly available."
- Flag and return to questions you're unsure about; you have time.
- For online proctoring, test your system ahead of time and follow the workspace rules.
After you pass
- Use the next-exam discount: AWS has offered certified people a discount voucher for their next exam; check your AWS Certification account.
- Aim for an associate certification: Solutions Architect – Associate is the most common next step; Developer – Associate or CloudOps Engineer – Associate suit other roles.
- Build projects: host a static website on S3 with CloudFront, build a small serverless API with Lambda, or set up monitoring with CloudWatch. Write them up for your portfolio.
- Add cloud security: our AI workflows for cloud security guide and Security+ review are good next reads.
Frequently asked questions
How hard is the AWS Cloud Practitioner exam?
It's one of the easier cloud certifications: conceptual, with no hands-on tasks. Beginners usually prepare in two to six weeks.
How much does it cost?
US$100 per attempt, with prices varying by country. Training can be free through AWS Skill Builder.
Do I need to know how to code?
No. The exam tests concepts, services, security, and pricing, not programming.
Does it expire?
Yes, after three years. You can renew by passing the current version or by earning a higher-level AWS certification.
Should I take Cloud Practitioner or go straight to Solutions Architect – Associate?
If you're new to cloud or IT, start with Cloud Practitioner. If you already work with AWS or have solid IT experience, many people go straight to the associate exam.
Bottom line
AWS Certified Cloud Practitioner is an affordable, achievable first step into cloud, backed by excellent free training. Take it for the foundation and the confidence, practice safely in a real account, and aim for an associate-level certification and projects next.
Check your understanding
Answer each question from memory before opening it. Recalling, not rereading, is what makes learning stick (here's why).
1 Which CLF-C02 domain carries the most weight?
Cloud Technology and Services, at 34%, followed by Security and Compliance at 30%.
2 Under the shared responsibility model, who is responsible for configuring an S3 bucket's access permissions?
The customer. AWS secures the underlying infrastructure, but customers control their data, identities, and configurations, including who can access a bucket.
3 Name the six pillars of the AWS Well-Architected Framework.
Operational excellence, security, reliability, performance efficiency, cost optimization, and sustainability.
4 Which AWS tools help you estimate costs before building and track spending after?
The AWS Pricing Calculator for estimates; AWS Budgets and Cost Explorer for tracking and alerts.
5 What's the difference between AWS CloudTrail and Amazon CloudWatch?
CloudTrail records API activity: who did what in your account. CloudWatch monitors performance and operational metrics and logs, and can trigger alarms.
Sources
- AWS Certified Cloud Practitioner: exam details, price, and exam guide.
- AWS Skill Builder: free Cloud Practitioner Essentials course and exam prep.
- AWS Well-Architected Framework: the six pillars.
- AWS Free Tier: current free tier terms.
- AWS shared responsibility model: who secures what.