Cert Notes/ 출퇴근 학습 노트

CLF-C02 · FoundationalCloud Practitioner - Foundational

DVA-C02 · AssociateDeveloper - Associate

Week 1
Week 2
Week 3
Week 4
Week 5
Week 6
Week 7
Week 8
Week 10
Week 11
Week 12
Week 13

SAA-C03 · AssociateSolutions Architect - Associate

SOA-C02 · AssociateCloudOps Engineer - Associate

SAP-C02 · ProfessionalSolutions Architect - Professional

DOP-C02 · ProfessionalDevOps Engineer - Professional

SCS-C03 · SpecialtySecurity - Specialty

MLA-C01 · AssociateMachine Learning Engineer - Associate

AIF-C01 · FoundationalAI Practitioner - Foundational

DEA-C01 · AssociateData Engineer - Associate

MLS-C01 · SpecialtyMachine Learning - Specialty

← All certifications/DVA-C02

Developer - Associate

13 weeks · 65 days · Associate

Week 1 is available in English as a free preview. The full course is currently Korean-only — view the Korean track.

Start with Week 1

Week 1

Day 1AWS from a Developer's Perspective: Regions, Infrastructure, and the Boundary of Responsibility
Day 2The 4 Core Entities of IAM: User, Group, Role, Policy
Day 3STS and Policy Conditions: The Deep World of Temporary Credentials
Day 4AWS CLI and SDK: From Credential Chaining to SigV4
Day 5Week 1 Review: The Chain of Trust Built by Infrastructure and IAM

Week 2

Day 1The Anatomy of EC2: Nitro, Instance Families, and What's Inside an AMI
Day 2The Network Boundary a Developer Actually Touches: Security Groups, Key Pairs, User Data
Day 3EC2's Disk Layer: EBS, Instance Store, and EFS·FSx on Top
Day 4The Traffic-Distribution Layer: ALB, NLB, GWLB, and the Auto Scaling Group
Day 5Week 2 Synthesis: How the EC2 Layers Mesh Inside a Single System

Week 3

Day 1The Lambda Execution Model: How Firecracker MicroVMs Run Your Functions
Day 2Lambda Event Source Mapping: The Internal Polling Mechanics of SQS, Kinesis, and DynamoDB Streams
Day 3Lambda Versions, Aliases, and Layers: The Principles of Immutable Deployment and Dependency Separation
Day 4Lambda Concurrency Control: The Token Bucket Algorithm and the Error-Handling Layers
Day 5Week 3 Review: Sharpening Your Instincts With Comprehensive Lambda Scenarios

Week 4

Day 1API Gateway REST API: The Full Path a Request Takes to Reach the Backend
Day 2API Gateway Integration Types and VTL Mapping Templates: Calling DynamoDB Directly Without Lambda
Day 3API Gateway Security, Caching, and Throttling: How Requests Are Controlled, from SigV4 to the Token Bucket
Day 4WebSocket API and HTTP API: The Inner Workings of Real-Time Connections and Lightweight Proxies
Day 5Week 4 Review: Sharpening Real Exam Instincts with Comprehensive API Gateway Scenarios

Week 5

Day 1S3: The Philosophy of Object Storage and Designing Storage Classes
Day 2S3: Versioning, Lifecycle Policies, and the Inner Workings of Replication
Day 3S3 Security: Bucket Policies, Encryption, and the Layered Structure of Access Control
Day 4S3 Performance Optimization: Multipart Upload, Transfer Acceleration, Prefix Design
Day 5S3 Advanced Features + Week 5 Comprehensive Review

Week 6

Day 1DynamoDB: The Philosophy of NoSQL and the Mathematics of Partition Design
Day 2DynamoDB: The Mathematics of Partition Key Design, LSI/GSI Internal Workings, Single-Table Design
Day 3DynamoDB: RCU/WCU Mathematics, DAX Architecture, Streams Processing
Day 4DynamoDB: Transactions, Conditional Writes, and TTL Internal Workings
Day 5Week 6 Comprehensive Review: DynamoDB Complete Architecture Map

Week 7

Day 1RDS: The Two Faces of Managed RDBMS, Multi-AZ and Read Replica
Day 2RDS Security, Backups, and Monitoring: Lessons from the Capital One Incident
Day 3ElastiCache: How In-Memory Cache Keeps Databases Alive
Day 4Aurora: How AWS Rewrote the RDBMS Storage Layer
Day 5Week 7 Comprehensive: Everything About Data Layer Decision-Making

Week 8

Day 1CodeCommit and CodeBuild: The First Two Squares of CI/CD as Drawn by AWS
Day 2CodeDeploy: Making the Most Dangerous Moment, Deployment, Safe
Day 3CodePipeline: The Conductor of CI/CD Flow
Day 4Elastic Beanstalk: AWS's Most Friendly PaaS
Day 5Week 8 Comprehensive Review: Running Entire CI/CD Pipeline Head-to-Toe

Week 10

Day 1CloudWatch: How a Single Metric Becomes an Alarm and Automation
Day 2X-Ray: Answering "Where Is It Slow?" with Distributed Tracing
Day 3CloudTrail and EventBridge: The Two Axes of Audit and Response
Day 4CloudWatch Advanced: Containers, Synthetic Monitoring, and ML Anomaly Detection
Day 5Week 10 Synthesis: Monitoring as One Story

Week 11

Day 1SQS: Message Queue
Day 2SNS: Publish/Subscribe Pattern
Day 3Kinesis: Real-Time Streaming
Day 4Step Functions, AppSync
Day 5Week 11 Review + Practice Questions (Messaging)

Week 12

Day 1ECS and Fargate: What "Running Containers Without Servers" Really Means
Day 2CloudFormation: The Idea of "Declaring" Infrastructure
Day 3SAM: Compressing CloudFormation for Serverless
Day 4CDK and Serverless Architecture: The End of "Infrastructure as Code," and the Grammar of Good Design
Day 5Week 12 Comprehensive Review: Threading Containers and IaC Into One Picture

Week 13

Day 1Final Review 1: IAM, EC2, Lambda, API Gateway
Day 2Final Review 2: S3, DynamoDB, RDS, ElastiCache
Day 3Final Review 3: Security, Monitoring, CI/CD
Day 4Final Review 4: Messaging, Containers, Architecture Patterns
Day 5Final Mock Exam + Exam Preparation Complete