Run dpkg -s fake-nginx.
dpkg -s fake-nginx
Connect package status output to package logs.
Package/process opsdpkggrepapt
Click any instruction for the command details, the why, and the common mistake to avoid.
Run dpkg -s fake-nginx.
dpkg -s fake-nginx
Run grep install /var/log/dpkg.log.
grep install /var/log/dpkg.log
Run apt policy fake-nginx.
apt policy fake-nginx
Create a free account to sync completed lessons, XP, streaks, course status, and your next lesson across sessions.
Checking account status...
Progress sync is idle.
Progress sync stores completion IDs, scores, streaks, badges, and game settings. Terminal contents, editor snippets, lab scratch, email, and real names are never published on leaderboards or share cards.
Connect package status output to package logs.
Run the commands in order and compare the outputs.
Junior operators build confidence by gathering evidence before changing systems.
grep [-i] <text> <file>
Find literal text inside a file.
apt|dpkg|brew
Inspect simulated Linux and macOS package metadata.