CompTIA
LX0-104 · Question #5
LX0-104 Question #5: 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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