Operating Systems 2020W Lecture 1

Video

Video for the lecture given on January 8, 2020 is now available.

Notes

Lecture 1
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UNIX is old
UNIX is everywhere

GUI
command line     <---- this course
....             <---- this course
hardware

operating system
 - code that turns the system you have into the one you want to program

command lines are implemented by shells & ttys


tty => abstraction representing a terminal
shell => what gives you a prompt in a terminal