Operating System: A body of software, in fact, that is responsible for making it easy to run programs (even allowing you to seemingly run many at the same time), allowing programs to share memory, enabling programs to interact with devices, and other fun stuff like that. (OSTEP)
第一节 开坑
课程主页
学任何东西的三个维度：Why、What、How
Why ？
为什么要学“任何东西”？
为什么学习操作系统？
== 只要你学完了操作系统，你能写出任何程序。==
what？
Operating System: A body of software, in fact, that is responsible for making it easy to run programs (even allowing you to seemingly run many at the same time), allowing programs to share memory, enabling programs to interact with devices, and other fun stuff like that. (OSTEP)
os
hardware
两者之间就是操作系统
前导课程：数字逻辑电路
面对的是一个开放的世界，重要的是提出问题，比起看书学习，学会问问题更重要。
how?
学习应该是一件很快乐的事