1. Cloud Computing Basics (Q1–Q5)
Q1. What best defines cloud computing?
A. Buying physical servers
B. On-demand access to IT resources over the internet
C. Fixed monthly pricing
D. Manual infrastructure management
✅ Answer: B
Q2. Which is a key benefit of cloud computing?
A. Higher upfront cost
B. Limited scalability
C. Pay-as-you-go pricing
D. Manual provisioning
✅ Answer: C
Q3. Which cloud service model provides virtual machines?
A. SaaS
B. PaaS
C. IaaS
D. FaaS
✅ Answer: C
Q4. Which is an example of SaaS?
A. Amazon EC2
B. Amazon RDS
C. AWS Lambda
D. Amazon WorkMail
✅ Answer: D
Q5. Which cloud model allows shared infrastructure across customers?
A. Private cloud
B. Public cloud
C. On-premises
D. Dedicated cloud
✅ Answer: B
2. AWS Global Infrastructure (Q6–Q10)
Q6. What is an AWS Region?
A. A single data center
B. A group of edge locations
C. A geographic area
D. A virtual network
✅ Answer: C
Q7. What is an Availability Zone (AZ)?
A. A global AWS location
B. A single point of failure
C. One or more isolated data centers
D. A billing unit
✅ Answer: C
Q8. Which component improves fault tolerance?
A. Single AZ
B. Multiple AZs
C. Edge locations
D. IAM
✅ Answer: B
Q9. What are Edge Locations mainly used for?
A. Compute workloads
B. Database storage
C. Content delivery
D. Identity management
✅ Answer: C
Q10. Amazon CloudFront uses which infrastructure component?
A. Regions
B. AZs
C. Edge locations
D. VPCs
✅ Answer: C
3. Elasticity & Scalability (Q11–Q15)
Q11. What does scalability mean?
A. Automatic resizing
B. Ability to increase capacity
C. Fault tolerance
D. Cost reduction
✅ Answer: B
Q12. What does elasticity mean?
A. Fixed capacity
B. Manual scaling
C. Automatic scaling up and down
D. High availability
✅ Answer: C
Q13. Which AWS feature supports elasticity?
A. IAM
B. Auto Scaling
C. CloudTrail
D. AWS Shield
✅ Answer: B
Q14. Which scenario best represents elasticity?
A. Adding servers once a year
B. Buying physical hardware
C. Scaling resources based on traffic
D. Using a single EC2 instance
✅ Answer: C
Q15. Scalability is mainly about:
A. Security
B. Performance growth
C. Monitoring
D. Billing
✅ Answer: B
4. Shared Responsibility Model (Q16–Q20)
Q16. AWS is responsible for:
A. Customer data
B. Application security
C. Physical data center security
D. IAM policies
✅ Answer: C
Q17. Customers are responsible for:
A. Physical servers
B. Data encryption
C. Global infrastructure
D. Edge locations
✅ Answer: B
Q18. Who patches the guest OS on EC2?
A. AWS
B. Customer
C. Shared
D. Support team
✅ Answer: B
Q19. Who manages security of the cloud?
A. Customer
B. Third party
C. AWS
D. IAM
✅ Answer: C
Q20. Which service responsibility belongs to AWS?
A. IAM user creation
B. VPC configuration
C. Hardware maintenance
D. App security
✅ Answer: C
5. IAM Basics (Q21–Q25)
Q21. What does IAM stand for?
A. Internet Access Manager
B. Identity and Access Management
C. Internal Account Model
D. Instance Access Module
✅ Answer: B
Q22. What should be used instead of the root user for daily tasks?
A. Root account
B. IAM users
C. Billing account
D. Guest account
✅ Answer: B
Q23. What grants permissions in IAM?
A. Groups
B. Roles
C. Policies
D. MFA
✅ Answer: C
Q24. Which IAM feature adds extra security?
A. Groups
B. MFA
C. Policies
D. Roles
✅ Answer: B
Q25. Least privilege means:
A. Full access
B. Temporary access
C. Minimum required permissions
D. Read-only access
✅ Answer: C
6. Compute Services (Q26–Q30)
Q26. Which service provides virtual servers?
A. Lambda
B. EC2
C. S3
D. DynamoDB
✅ Answer: B
Q27. Which is a serverless compute service?
A. EC2
B. ECS
C. Lambda
D. Lightsail
✅ Answer: C
Q28. Which service automatically manages infrastructure for apps?
A. EC2
B. Elastic Beanstalk
C. IAM
D. CloudWatch
✅ Answer: B
Q29. Lambda pricing is based on:
A. Instance hours
B. Storage size
C. Requests & execution time
D. Monthly fee
✅ Answer: C
Q30. Which compute service requires OS management?
A. Lambda
B. Beanstalk
C. EC2
D. Fargate
✅ Answer: C
7. Storage Services (Q31–Q35)
Q31. Which service is object storage?
A. EBS
B. EFS
C. S3
D. RDS
✅ Answer: C
Q32. Which storage is attached to EC2 instances?
A. S3
B. EFS
C. EBS
D. Glacier
✅ Answer: C
Q33. Which storage is best for long-term archival?
A. S3 Standard
B. EBS
C. Glacier
D. EFS
✅ Answer: C
Q34. Which service supports shared file systems?
A. EBS
B. S3
C. EFS
D. Glacier
✅ Answer: C
Q35. S3 data is stored as:
A. Blocks
B. Files
C. Objects
D. Tables
✅ Answer: C
8. Databases (Q36–Q40)
Q36. Which is a managed relational database?
A. DynamoDB
B. RDS
C. S3
D. EC2
✅ Answer: B
Q37. Which database is NoSQL and serverless?
A. Aurora
B. MySQL
C. DynamoDB
D. PostgreSQL
✅ Answer: C
Q38. Which AWS service handles backups automatically?
A. EC2
B. RDS
C. S3
D. IAM
✅ Answer: B
Q39. DynamoDB is best for:
A. Complex joins
B. High-latency apps
C. Massive scale & low latency
D. Manual scaling
✅ Answer: C
Q40. Which database requires the least management?
A. MySQL on EC2
B. RDS
C. DynamoDB
D. Self-hosted DB
✅ Answer: C
9. Pricing & Support (Q41–Q45)
Q41. AWS pricing is primarily:
A. Fixed
B. Subscription
C. Pay-as-you-go
D. License-based
✅ Answer: C
Q42. Which option is cheapest for fault-tolerant workloads?
A. On-Demand
B. Reserved
C. Savings Plan
D. Spot
✅ Answer: D
Q43. Which tool estimates AWS costs?
A. Cost Explorer
B. Pricing Calculator
C. CloudWatch
D. Budgets
✅ Answer: B
Q44. Which support plan is free?
A. Developer
B. Business
C. Enterprise
D. Basic
✅ Answer: D
Q45. Which plan includes a Technical Account Manager (TAM)?
A. Developer
B. Business
C. Enterprise
D. Basic
✅ Answer: C
10. Monitoring & Security Services (Q46–Q50)
Q46. Which service monitors AWS resources?
A. CloudTrail
B. CloudWatch
C. Config
D. Inspector
✅ Answer: B
Q47. Which service logs API calls?
A. CloudWatch
B. CloudTrail
C. IAM
D. Shield
✅ Answer: B
Q48. Which service protects against DDoS attacks?
A. WAF
B. Shield
C. IAM
D. GuardDuty
✅ Answer: B
Q49. Which service helps detect suspicious activity?
A. GuardDuty
B. S3
C. EC2
D. VPC
✅ Answer: A
Q50. Which service manages encryption keys?
A. IAM
B. AWS KMS
C. CloudTrail
D. Config
✅ Answer: B
Score Guide
- 40–50: Exam-ready
- 30–39: Almost there
- <30: More practice needed
Conclusion
Mastering the AWS Certified Cloud Practitioner (CLF-C02) exam starts with a strong grasp of core cloud concepts and that’s exactly what these 50 quiz questions are designed to reinforce. By practicing questions across cloud fundamentals, AWS global infrastructure, security, pricing, and core services, you’re training yourself to think the AWS exam way, not just memorize facts.
If you scored high, great job you’re on track for exam success. If not, don’t worry. Use this quiz to identify weak areas, review the concepts, and retake similar questions until they feel natural. Consistent practice, combined with hands-on exposure and exam-style questions, is the fastest path to confidence.
Keep practicing, stay curious, and remember: AWS isn’t about knowing everything it’s about choosing the right service at the right time.
Best of luck on your CLF-C02 exam you’ve got this!
