FOUNDATION

ARCHITECTURE

PROGRAMMING

ALGORITHM

NETWORK

DATABASE

ENGINEERING

SECURITY

DISTRIBUTED

CLOUD

SYSTEM DESIGN

☰ Curriculum

00 · Orientation

CS Orientation Overview Computer Science Overview How to Study CS

01 · Fundamentals

Computer Fundamentals Overview Information & Data Bit & Byte Binary Hexadecimal Character Encoding Signed / Unsigned Two's Complement Floating Point Computer Units

02 · Digital Logic

Digital Logic Overview Boolean Logic Logic Gates Truth Table Transistor Concept Adder Multiplexer Flip-Flop Clock

03 · Architecture

Computer Architecture Overview CPU ALU Control Unit Register Instruction Instruction Cycle ISA Pipeline Branch Prediction Multi-core Memory Hierarchy CPU Cache Locality RAM Storage I/O Interrupt DMA

04 · OS

Operating Systems Overview Operating System Overview Kernel & User Space System Call Program vs Process Process PCB Process State Context Switching Thread CPU Scheduling Race Condition Critical Section Mutex Semaphore Deadlock IPC Address Space Virtual Memory Paging Page Fault Swap Out of Memory File System File Descriptor I/O Model

05 · Linux

Linux & System Programming Overview Linux Process Linux Permissions Signals procfs Shell & Environment

06 · Programming

Programming Foundations Overview Variable & Memory Scope Function Call Recursion Error Handling

07 · Runtime

Programming Languages & Runtime Overview Compiler & Interpreter Stack & Heap Garbage Collection Event Loop Async / Await

08 · Data Structures

Data Structures Overview Array Linked List Stack Queue Hash Table Tree Binary Tree Heap Graph

09 · Algorithms

Algorithms & Complexity Overview Big-O Time & Space Complexity Sorting Searching BFS & DFS Dynamic Programming

10 · Network

Computer Networks Overview OSI Model TCP/IP Model Ethernet MAC Address ARP IP IPv4 & IPv6 Subnet CIDR Routing NAT Port Socket TCP TCP Handshake Flow Control Congestion Control UDP DNS HTTP HTTPS & TLS WebSocket Proxy Reverse Proxy Load Balancer Firewall

11 · Database

Database Fundamentals & Internals Overview Database RDBMS Primary & Foreign Key JOIN Normalization Transaction ACID Isolation Level Database Lock MVCC Database Deadlock Database Page B-Tree / B+Tree Index Query Planner Execution Plan Buffer Pool WAL Replication Failover Partitioning Connection Pool

12 · Software Engineering

Software Engineering Overview Modularity Coupling & Cohesion SOLID Testing Design Patterns

13 · Security

Security Fundamentals Overview CIA Triad Authentication Authorization Hash Encryption TLS Security Secret Management

14 · Distributed

Distributed Systems Overview Distributed System Latency Partial Failure Consistency Availability CAP Theorem Consensus Idempotency Message Queue Event Streaming Publish / Subscribe Caching

15 · Container

Virtualization & Containers Overview Virtual Machine Hypervisor Container Linux Namespace cgroup Container Image Container Runtime

16 · Kubernetes

Kubernetes Overview Kubernetes Architecture Pod Deployment Service Ingress ConfigMap & Secret Requests & Limits Liveness & Readiness Kubernetes Scheduler Autoscaling

17 · Cloud

Cloud Computing Overview Cloud Computing Model Region & Availability Zone VPC / VNet Cloud Subnet Private Endpoint Private DNS IAM Managed Identity

18 · DevOps

Git, Build & CI/CD Overview Git Commit Branch Merge & Rebase Build System Artifact Continuous Integration Continuous Delivery / Deployment GitOps Infrastructure as Code

19 · Observability

Observability & Reliability Overview Logs Metrics Distributed Tracing SLI / SLO / SLA Alerting Latency & Throughput Bottleneck CPU-bound / I/O-bound Queueing Basics

20 · System Design

System Design Overview Scalability High Availability Load Balancing Design Caching Design Database Scaling Async Processing Rate Limiting Backpressure

21 · Data/AI Systems

Data & AI Systems Foundations Overview Batch vs Streaming Data Pipeline Event-driven Architecture Capacity & Resource Model Autoscaling System

22 · Capstone

How Everything Connects Overview Request Lifecycle Container Workload Lifecycle Incident Tracing Full CS Knowledge Map

CLOUD

Cloud Computing

클라우드 컴퓨팅과 네트워크·IAM·확장성의 기본을 학습합니다.

Cloud Foundations

8 concepts

Cloud Computing Model

IaaS/PaaS/SaaS와 클라우드 특성을 학습합니다.

Region & Availability Zone

클라우드 물리·논리 가용성 구조를 학습합니다.

VPC / VNet

클라우드 사설 네트워크를 학습합니다.

Cloud Subnet

클라우드 네트워크 분할을 학습합니다.

Private Endpoint

공용 인터넷을 우회하는 사설 서비스 접근을 학습합니다.

Private DNS

사설 주소 이름 해석 구조를 학습합니다.

IAM

클라우드 신원·권한 모델을 학습합니다.

Managed Identity

비밀정보 없이 서비스가 인증하는 구조를 학습합니다.