CompTIA
LX0-101 · Question #261
LX0-101 Question #261: Real Exam Question with Answer & Explanation
The correct answer is A. the process id of last background command. See the full explanation below for the reasoning.
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
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