Module 3 · 0 of 5 complete
Search and Control Safely
Find the right target before changing files, access, or processes.
You will be able to: Search precisely, control processes, and make changes with a recovery habit.
Missions
1Find Command MasteryLocate files by name, type, size, time, permissions, and then act carefully on the results.Suggested day 11 · 20–30 minutes2File Permissions Deep DiveRead and change permissions on practice files while learning what system-level permission bits mean.Suggested day 12 · 20–30 minutes3Ownership and Groups Without FearLearn users, groups, ownership, and why admin ownership commands are optional rather than required.Suggested day 13 · 20–30 minutes4Process ManagementView processes, start harmless background jobs, and stop only the jobs you created.Suggested day 14 · 20–30 minutes5Environment VariablesUnderstand the configuration values your shell and programs share, including PATH.Suggested day 15 · 20–30 minutes