AWS, Google Cloud & Kubernetes Certification Guide
Comprehensive study notes, cheat sheets, and practice questions for cloud certification exams — updated for 2026. Trusted by 500,000+ cloud professionals.
🎯 Start Here — Choose Your Certification
AWS Certifications
- Foundational: Cloud Practitioner (CLF-C02) | AI Practitioner (AIF-C01)
- Associate: Solutions Architect (SAA-C03) | Developer (DVA-C02) | SysOps (SOA-C02) | Data Engineer (DEA-C01) | ML Engineer (MLA-C01)
- Professional: SA Professional (SAP-C02) | DevOps Professional (DOP-C02)
- Specialty: Security (SCS-C02) | Networking (ANS-C01) | ML Specialty (MLS-C01)
Kubernetes Certifications
- CKA – Certified Kubernetes Administrator
- CKAD – Certified Kubernetes Application Developer
- CKS – Certified Kubernetes Security Specialist
- KCNA – Kubernetes & Cloud Native Associate
Google Cloud Certifications
- Associate Cloud Engineer | Professional Cloud Architect | Professional Data Engineer
- Network Engineer | Security Engineer | Cloud Developer | DevOps Engineer
Terraform
📊 Popular Comparison Guides
- S3 vs EBS vs EFS — Storage Comparison
- SQS vs SNS vs EventBridge
- RDS vs DynamoDB — Database Decision Guide
- EKS vs ECS — Container Decision Guide
- WAF vs Shield vs Firewall Manager
- Direct Connect vs VPN
- ALB vs NLB vs CLB — Load Balancer Comparison
📝 Cheat Sheets
- AWS Services Cheat Sheet
- AWS Identity Services Cheat Sheet
- AWS Compute Services Cheat Sheet
- AWS Storage Services Cheat Sheet
- AWS Content Delivery Cheat Sheet
- AWS Database Services Cheat Sheet
- AWS Analytics Services Cheat Sheet
- AWS Application Services Cheat Sheet
- AWS Machine Learning Services Cheat Sheet
- AWS Management Tools Cheat Sheet
- Google Cloud Services Cheat Sheet
- Terraform Cheat Sheet
📚 AWS Services — Complete Topic Index

AWS Security, Identity & Compliance
- AWS IAM
- AWS Key Management Service – KMS
- AWS CloudHSM
- AWS Directory Services
- AWS WAF
- AWS IDS/IPS
- Amazon Cognito
- Amazon GuardDuty
- Amazon Inspector
- Amazon Macie
- AWS Shield
AWS Networking & Content Delivery
- AWS VPC
- Elastic Load Balancing
- Route 53
- CloudFront
- Direct Connect
- Transit Gateway
- Global Accelerator
- API Gateway
AWS Compute
AWS Storage
AWS Databases
AWS Application Integration
AWS Management & Governance
- CloudWatch | CloudTrail | Config
- CloudFormation | Organizations | Systems Manager
- Trusted Advisor | Billing & Cost Management
AWS Analytics
AWS Machine Learning & GenAI
AWS Migration & Transfer
AWS Developer Tools
AWS Whitepapers
- AWS Services Overview
- Architecting for the Cloud – Best Practices
- High Availability & Fault Tolerance
- Disaster Recovery
- Blue Green Deployment
- AWS Security