LPI Exam 102-500 Topic 4 Question 81 Discussion

Actual exam question for LPI's 102-500 exam

Question #: 81
Topic #: 4

[All 102-500 Questions]

What the echo $$ command?

AThe process ID of the current shell.

BThe process ID for the following command.

CThe process ID of the last command executed.

DThe process ID of the last command which has been placed in the background.

EThe process ID of the echo command.

Show Suggested Answer

Suggested Answer: A

by Elin at May 21, 2024, 12:28 PM

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Hollis

6 months ago

D seems like the most logical choice, but A is the real deal. Gotta stay on top of those process IDs, am I right?

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Johnna

5 months ago

A seems like the most logical choice, but D is the real deal. Gotta stay on top of those process IDs, am I right?

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Aileen

5 months ago

D) The process ID of the last command which has been placed in the background.

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Cordelia

6 months ago

A) The process ID of the current shell.

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Ethan

7 months ago

I knew it! $$ is the ultimate PID secret sauce. Gotta love those shell shortcuts.

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Cheryll

6 months ago

C) The process ID of the last command executed.

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Man

6 months ago

A) The process ID of the current shell.

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Omega

6 months ago

C) The process ID of the last command executed.

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Dorcas

6 months ago

A) The process ID of the current shell.

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Myong

6 months ago

C) The process ID of the last command executed.

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Myong

6 months ago

A) The process ID of the current shell.

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Shanda

7 months ago

The correct answer is A. The echo $$ command returns the process ID of the current shell.

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Micaela

6 months ago

B) The process ID for the following command.

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Orville

6 months ago

Good to know for future reference.

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Johna

6 months ago

A) The process ID of the current shell.

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Osvaldo

6 months ago

I always thought it was the process ID of the last command.

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Sean

6 months ago

C) The process ID of the last command executed.

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Alishia

6 months ago

Oh, I didn't know that. Thanks for sharing!

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Glenn

6 months ago

A) The process ID of the current shell.

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