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Exam LFCS topic 1 question 133 discussion

Actual exam question from Linux Foundation's LFCS
Question #: 133
Topic #: 1
[All LFCS Questions]

When the command echo $$ outputs 12942, what is the meaning of 12942?

  • A. It is the process ID of the echo command.
  • B. It is the process ID of the current shell.
  • C. It is the process ID of the last command executed.
  • D. It is the process ID of the last command which has been placed in the background.
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Suggested Answer: B 🗳️

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