rqe23075785

How does the Internet work, and how do browsers fetch web pages?
A core CS (computer-science) lecture, organizing network concepts along the OSI 7-layer model, to enable self-explanation of this question.
Structured for intuitive understanding through diagrams and flow-centric explanations,
and it organizes concepts frequently appearing in technical interviews—such as Transport Layer (TCP/UDP), IP Address, NAT, HTTPS—by linking them to actual questions.

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[CS Interview Series 3 Network] Getting TCP·OSI 7 Layers Right

네트워크

Tech Interview

기술면접

Interview

면접

취업

하루 3시간! 하룻밤 만에 성장할 수 있는 강의만 모았어요!

3시간 만에 완강할 수 있는 강의 ⏰

입문

초급

중급이상

Network

computer-science

취준생

get a job

INTRO: Course and Contents Overview

Network Basics

Application Layer

Transport Layer

Network Layer

Data Link Layer

Overall network flow

Network security

Appendix: Interview Practice