Given the following input stream: txt1.txt atxt.txt txtB.txt Which of the following regular expressions turns this input stream into the following output stream? txt1.bak.txt atxt.bak.txt txtB.bak.txt

The correct answer is B. s/txt/bak.txt/. You've hit your Sonnet limit · resets Jun 8, 9am (UTC)

GNU and Unix Commands

Question

Given the following input stream: txt1.txt atxt.txt txtB.txt Which of the following regular expressions turns this input stream into the following output stream? txt1.bak.txt atxt.bak.txt txtB.bak.txt

Options

As/^.txt/.bak/
Bs/txt/bak.txt/
Cs/txt$/bak.txt/
Ds/^txt$/.bak^/
Es/[.txt]/.bak$1/

How the community answered

(52 responses)

A
4% (2)
B
71% (37)
C
13% (7)
D
10% (5)
E
2% (1)

Explanation

You've hit your Sonnet limit · resets Jun 8, 9am (UTC)

Topics

#regular expressions#sed substitution#text processing#pattern anchors

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