Computer Science

1.Array vs Linked List

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2.Stack and Queue

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3.Tree

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4.Binary Heap

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5.Red-Black Tree

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6.Hash Table

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7.Graph

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8.HTTP, HTTPS

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9.REST API

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10.SSR vs CSR

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11.Cookie vs Session

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12.SQL Mapper vs ORM

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13.Spring Framework

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14.Spring Triangle

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15.Spring MVC

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16.Spring Boot

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17.Servlet

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18.DispatcherServlet

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19.Filter vs Interceptor vs AOP

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20.Web Server vs Web Application Server

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21.Authentication & Authorization

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22.Json Web Token (JWT)

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23.OAuth

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24.Spring Security

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25.Test

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26.HTML & CSS & DOM

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27.React vs Vue

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28.Mobile Apps

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29.Blocking, Non-blocking vs Synchronous, Asynchronous

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30.Cross-Origin Resource Sharing (CORS)

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31.Key

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32.Index

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33.Join

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34.Transaction

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35.SQL vs NoSQL

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36.Normalization

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37.Stored Procedure

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38.Overloading vs Overriding

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39.Identity vs Equality

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40.Java Thread (1)

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41.Java Thread (2)

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42.Concurrency vs Parallelism

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43.Concurrency Control

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44.Synchronized Collection vs Concurrent Collection

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45.Exception

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46.JVM & JRE & JDK

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47.Collections framework

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48.Mutable Object vs Immutable Object

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49.String vs StringBuffer vs StringBuilder

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50.Garbage Collection

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51.Serialization

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52.Primitive Type vs Reference Type

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53.Primitive Type vs Wrapper Class

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54.equals() & hashCode()

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55.interface vs abstract class

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56.Reflection API

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57.Generic Type

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58.Lambda Expression

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59.Stream API

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60.Object-Oriented Programming

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61.OOP 4대 특성

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62.OOP 설계 5원칙 - SOLID

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63.응집도 vs 결합도

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64.OSI 7 layer model

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65.Internet 5 layer architecture

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66.TCP/IP

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67.웹 동작 방식

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68.TCP vs UDP

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69.방화벽 vs 웹 방화벽

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70.단방향 암호화 vs 양방향 암호화

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71.Load Balancing

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72.Deadlock 교착 상태

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73.Public IP & Private IP & NAT

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74.Process vs Thread

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75.SQL Injection

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76.MSA

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77.제4차 산업혁명

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78.데이터베이스 튜닝

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79.HTTP 구조

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80.3 Tier Architecture

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81.Singleton Pattern

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