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Linux Foundation LFCS Exam - Topic 1 Question 95 Discussion

What is the purpose of the Bash built-in export command?
B) It runs a command as a process in a subshell.
A) It allows disks to be mounted remotely.
C) It makes the command history available to subshells.
D) It sets up environment variables for applications.
E) It shares NFS partitions for use by other systems on the network.

Linux Foundation LFCS Exam - Topic 1 Question 95 Discussion

Actual exam question for Linux Foundation's LFCS exam
Question #: 95
Topic #: 1
[All LFCS Questions]

What is the purpose of the Bash built-in export command?

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Suggested Answer: B

by Gennie at Feb 08, 2025, 03:10 AM

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Kaycee
10 months ago
I always thought it was about mounting disks, guess I was wrong!
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Ivette
10 months ago
Nope, definitely not for command history.
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Daniela
10 months ago
Wait, are you sure? I thought it was for command history.
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Kaycee
10 months ago
Totally agree, that's what export does!
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Arminda
11 months ago
It sets up environment variables for applications.
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Merrilee
11 months ago
I know export has to do with making variables available to child processes, but I can't remember if that's the same as setting them up.
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Filiberto
11 months ago
I feel like export is definitely about environment variables for applications, but I might be mixing it up with something else I studied.
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Mose
11 months ago
I remember practicing a question about subshells, but I can't recall if export was specifically about command history or environment variables.
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Kattie
11 months ago
I think the export command is related to environment variables, but I'm not completely sure if it sets them up or just makes them available.
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Shelia
11 months ago
The export command is definitely used to set environment variables, which is crucial for applications to access the resources they need. I'm confident that D is the right answer here.
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Cyril
11 months ago
I'm a little confused by this question. The export command doesn't seem to be related to mounting disks, running commands in subshells, or sharing NFS partitions. I think the answer is probably D, but I'll double-check my understanding just to be sure.
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Valentine
11 months ago
Okay, the export command is used to set up environment variables for applications, right? I'm pretty sure that's the correct answer, so I'll go with D.
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Eulah
11 months ago
Hmm, I'm a bit unsure about this one. The export command is related to environment variables, but I'm not sure if that's the full purpose. I'll have to think this through carefully before answering.
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Malcom
12 months ago
This seems like a straightforward question about Bash commands. I'm pretty confident I know the purpose of the export command, so I'll go with option D.
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Eric
1 year ago
Ah, the 'export' command. It's like the 'share' button for your terminal. Time to make my Bash shell go viral!
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Verona
1 year ago
D) It sets up environment variables for applications.
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Gayla
1 year ago
C) It makes the command history available to subshells.
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Carlton
1 year ago
A) It sets up environment variables for applications.
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Taryn
1 year ago
D) It sets up environment variables for applications. Duh! What else would it do, make my coffee?
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Derick
1 year ago
D) It sets up environment variables for applications. Duh! What else would it do, make my coffee?
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Lashunda
1 year ago
B) It runs a command as a process in a subshell.
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Shasta
1 year ago
A) It allows disks to be mounted remotely.
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Kaycee
1 year ago
The 'export' command? Sounds like something you'd do with your car. Maybe it'll let me drive my Bash shell to the next question.
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Bernadine
1 year ago
D) It sets up environment variables for applications.
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Gilberto
1 year ago
C) It makes the command history available to subshells.
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Ma
1 year ago
A) It sets up environment variables for applications.
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Melodie
1 year ago
Hah! 'Export' command? More like 'Import' command, if you ask me. How about we just 'import' the answer straight from the exam booklet?
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Lawrence
1 year ago
C) It makes the command history available to subshells.
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Lawrence
1 year ago
D) It sets up environment variables for applications.
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Gary
1 year ago
I'm not sure, but I think it also makes the command history available to subshells.
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Rolland
1 year ago
I agree with Antione, setting up environment variables is important for applications to run properly.
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Antione
1 year ago
I think the purpose of the export command is to set up environment variables for applications.
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