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Linux Foundation LFCS Exam - Topic 2 Question 4 Discussion

What is the output of the following command sequence?for token in a b c; doecho -n "$token ";done
B) a b c
A) anbncn
C) 'a ' 'b ' 'c '
D) token token token
E) abc

Linux Foundation LFCS Exam - Topic 2 Question 4 Discussion

Actual exam question for Linux Foundation's LFCS exam
Question #: 4
Topic #: 2
[All LFCS Questions]

What is the output of the following command sequence?

for token in a b c; do

echo -n "$token ";

done

Show Suggested Answer Hide Answer
Suggested Answer: B

by Georgene at May 05, 2022, 01:21 PM

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Isabella
11 months ago
The output will be "a b c" for sure!
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Laquanda
11 months ago
No way it's "token token token".
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Dorathy
11 months ago
Wait, is it really just "abc"? That seems off.
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Stefany
11 months ago
I think it's option B too!
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Kenneth
11 months ago
It's definitely a b c.
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Iluminada
11 months ago
I’m leaning towards option B, but I’m confused about whether the quotes around the tokens matter in the output.
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Refugia
11 months ago
This reminds me of a practice question where we had to loop through items. I feel like the answer is definitely not "token token token."
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Vivan
11 months ago
I'm not entirely sure, but I remember something about the `-n` flag preventing a newline, so maybe it just prints them all on one line?
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Elliott
11 months ago
I think the output should be "a b c" since the command is echoing each token with a space.
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Melvin
12 months ago
I'm a bit unsure about this one. The safety of the medications during pregnancy is really important, so I'll need to think through the options carefully.
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Ryan
12 months ago
Hmm, I'm a bit unsure about this one. I know mobile email management is important for security, but I'm not sure I can recall all the specific benefits. Let me think this through carefully.
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Aleisha
12 months ago
I think the data rate or QAM might be one of the elements, but I'm not sure about the others.
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