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Linux Foundation LFCS Exam - Topic 8 Question 54 Discussion

Actual exam question for Linux Foundation's LFCS exam
Question #: 54
Topic #: 8
[All LFCS Questions]

Which of the following commands puts the output of the command date into the shell variable mydate?

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Suggested Answer: E

by Gail at Mar 01, 2023, 03:27 PM

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Anika
4 months ago
Really? I didn't know about the $() syntax!
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Micaela
5 months ago
I thought it was C at first, but A makes more sense.
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Phuong
5 months ago
Wait, isn't B also a valid command?
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Emerson
5 months ago
Totally agree, A is the way to go.
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Caitlin
5 months ago
A is the correct answer!
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Elinore
5 months ago
I thought it was just a simple assignment, so maybe D? But now I'm second-guessing myself.
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Catherin
5 months ago
I feel like B could be a trick option, but I can't recall if exec works that way for variable assignment.
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Andra
5 months ago
I remember practicing something similar where we had to capture command output. A seems to fit that.
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Viola
6 months ago
I think it's definitely A, but I'm not entirely sure if the syntax is correct.
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Jutta
6 months ago
Ah, this is the kind of question I feel confident about. Machines are definitely the best option for handling repetitive, accuracy-focused tasks. I'll select that answer without hesitation.
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Hester
6 months ago
I think miners get incentivized with cryptocurrency, but I'm not entirely sure if it's only that or if there's more to it.
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Alpha
6 months ago
I remember studying about SNMP and syslog in context, but I don't see how they apply to quarantining endpoints directly.
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Erasmo
6 months ago
I feel like the low number of devices connected to the network isn't a major issue. But I could be mixing it up with another topic we covered.
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Nu
6 months ago
Okay, let me think this through step-by-step. I need to calculate the tax impact of selling the old grinder and purchasing the new one.
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Dwight
10 months ago
Option E with '${date}' is probably a typo, since date is not a shell variable by default.
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Rolande
10 months ago
Option D is just assigning the literal string 'date' to the variable, which won't work.
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Francisca
9 months ago
E) mydate=\'${date}\'
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Carin
9 months ago
C) mydate=\'$((date))\'
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Devora
9 months ago
B) mydate=\'exec date\'
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Glenn
9 months ago
A) mydate=\'$(date)\'
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Sarina
11 months ago
Option C with '$((date))' looks like it might be trying to use date as a mathematical expression, which doesn't make sense here.
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Eladia
10 months ago
E) mydate=\'${date}\'
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Antione
10 months ago
I think option A is the correct one.
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Margurite
10 months ago
A) mydate=\'$(date)\'
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Tawna
11 months ago
I'm not sure about option B, 'exec date' seems like it might actually execute the date command rather than capturing its output.
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Hollis
10 months ago
User 3: Yeah, option B might actually execute the date command instead of capturing its output.
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Corinne
10 months ago
User 2: I agree, using $(date) will capture the output of the date command.
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Candra
11 months ago
User 1: I think option A is the correct one.
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Chery
11 months ago
Option A looks good, using command substitution to capture the output of the date command.
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Kandis
10 months ago
No, option E won't work. You need to use command substitution like in option A.
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Samuel
10 months ago
E) mydate=\'${date}\'
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Niesha
11 months ago
Yes, that's correct. Option A captures the output of the date command.
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Louis
11 months ago
A) mydate=\'$(date)\'
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Charlie
12 months ago
I'm not sure, but I think it's either A) or E) because they both involve capturing the output of the date command
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Bobbie
12 months ago
I agree with Novella, because using $(date) will capture the output of the date command
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Novella
12 months ago
I think the answer is A) mydate=$(date)
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