# OS-Chap2 - OS Structure（OS結構）

###### tags:`作業系統 Operating System note`, `110-1`, `2021`

# Table Of Content

[TOC]

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## OS Srevices

### User Interface(UI)
#### CLI(Command Line Interfaece)
1. Shell: Command-line interpreter(CSHELL, BASH)

## OS-Application Interface(API)

## OS Structure