Skip to content
Search for:
Servers Academy
Clear, structured guides to Linux, servers, networking, and security.
Start Learning
Server Basics
Linux & Administration
Networking & Security
Checklists & Cheat Sheets
Home
exit status
Linux & Administration
Linux Exit Codes Explained: $?, Status Codes, &&, ||, and Shell Scripts
September 27, 2026
1
105
Linux control flow A command can print reassuring output and still fail. Another command can finish silently and succeed. The shell does not decide from
