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A comment on PDP-11 Booting. Parent comment

Re:PDP-11 Booting by noisy_boy on Saturday December 11, 2021 @07:41PM (#29525851)
Lot of folks who have only used Linux would be stumped if they see "cd: not found"
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Re:PDP-11 Booting by doublepg23 on Saturday December 11, 2021 @10:33PM (#29526898)
I am confused, where did "cd" come from and why did it replace "chdir"?
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Re:PDP-11 Booting by Taniwha on Sunday December 12, 2021 @12:55AM (#29527494)
cd arrived in the v7 Bourne shell, v6's shell was by Ken Thompson (it's just the name of the system call that cd calls)
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