LPI

101-400 · Question #31

Which of the following commands will reduce all consecutive spaces down to a single space?

The correct answer is E. tr -s ' ' < a.txt > b.txt. See the full explanation below for the reasoning.

Question

Which of the following commands will reduce all consecutive spaces down to a single space?

Options

Atr '\s' ' ' < a.txt > b.txt
Btr -c ' ' < a.txt > b.txt
Ctr -d ' ' < a.txt > b.txt
Dtr -r ' ' '\n' < a.txt > b.txt
Etr -s ' ' < a.txt > b.txt

How the community answered

(36 responses)

A
3% (1)
B
14% (5)
C
3% (1)
D
8% (3)
E
72% (26)

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