Intermediate
Linux & Shell Scripting
Q54 / 100
What is the purpose of "$?" in bash?
Correct! Well done.
Incorrect.
The correct answer is A) It holds the exit status (return code) of the most recently executed command, where 0 typically indicates success and non-zero indicates failure
A
Correct Answer
It holds the exit status (return code) of the most recently executed command, where 0 typically indicates success and non-zero indicates failure
Explanation
After any command runs, "$?" contains its exit code, commonly checked in scripts to determine whether a previous command succeeded (0) or failed (non-zero) before proceeding.
Progress
54/100