Period 2 · Week 3
Live class
Users, Groups & Permissions
Quick check poll
Responses are anonymous to the class by default.
Which command shows you where you currently are?
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Attendance
8 of 12 checked in
Students marked absent get this week's materials unlocked automatically.
Muddiest point — live feed
- I don't get why rm doesn't ask before deleting5
- What's the difference between a folder and a path?4
- chmod 755 — where do the numbers come from?7
- When do I need sudo?3