0. Data Structure
1. Basics
2. Tree
3. BST
4. Heap
5. graph
6. Trie
7. hash
1. Algorithm
3.Graph
3.1 Graph
3.2. DFS & BFS
3.3. Topological
3.4. MST(Kruskal, Prim)
3.4. SCC(DFS-stack-inverse graph)
2. Network
3. Languages
4. Operating System
5. Programming Languages
1. 정적 바인딩 & 동적 바인딩
2. L-value & R-value
3. GCC 옵션 과 Compile 과정
6. Database
1. key types
2. Transaction & Isolation level
3. Normalization
4. Referential Integrity
5.1. INDEX
5.2. INDEX
6 Join