LPI
102-500 · Question #173
102-500 Question #173: Real Exam Question with Answer & Explanation
The correct answer is C. It is the exit value of the command executed immediately before echo.. See the full explanation below for the reasoning.
Question
When the command echo $ outputs 1, which of the following statements is true?
Options
- AIt is the process ID of the echo command.
- BIt is the process ID of the current shell.
- CIt is the exit value of the command executed immediately before echo.
- DIt is the exit value of the echo command.
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