LPI
101-500 · Question #199
101-500 Question #199: Real Exam Question with Answer & Explanation
The correct answer is A. the process id of last background command. You've hit your Sonnet limit · resets Jun 8, 9am (UTC)
Shells and Shell Scripting
Question
The command echo $! will produce what output?
Options
- Athe process id of last background command
- Bthe exit status of the last command
- Cthe exit status of the last background command
- Dthe process id of the current shell
- Ethe name of the command being executed
Explanation
You've hit your Sonnet limit · resets Jun 8, 9am (UTC)
Topics
#shell variables#background processes#special variables#process ID
Community Discussion
No community discussion yet for this question.