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Exam 101-500 topic 1 question 43 discussion

Actual exam question from LPI's 101-500
Question #: 43
Topic #: 1
[All 101-500 Questions]

Which of the following commands changes all CR-LF line breaks in the text file userlist.txt to Linux standard LF line breaks and stores the result in newlist.txt?

  • A. tr -d '\r' < userlist.txt > newlist.txt
  • B. tr -c '\n\r' '' userlist.txt
  • C. tr '\r\n' '' newlist.txt
  • D. tr '\r' '\n' userlist.txt newlist.txt
  • E. tr -s '/^M/^J/' userlist.txt newlist.txt
Show Suggested Answer Hide Answer
Suggested Answer: A 🗳️
by AdamCzepiel at Oct. 21, 2022, 8:49 p.m.

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b601c87
1 week, 1 day ago
Selected Answer: A
THIS QUESTION IS NOT THE SAME IN THE EXAM I DID IT YESTERDAY BUT YOU AHVE TO REMMBER THAT THE ANSWER IS A
upvoted 1 times
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Ninymo
7 months, 1 week ago
Answer: A
upvoted 1 times
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Ralf_G
8 months ago
The syntax salad that is given here as possible answers does not exist. The correct answer is: A) $ tr -d '\r' < userlist.txt > newlist.txt
upvoted 1 times
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JopieJo
1 year, 9 months ago
Agree with opt A: Only delete (tr -d) the Carriage Return (CR) character (0x0D, \r) and leave the Line Feed (LF) character (0x0A, \n) in tact. tr -d '\r' <input file> <output file>
upvoted 2 times
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AdamCzepiel
2 years ago
checked, correct -> https://stackoverflow.com/questions/2613800/how-to-convert-dos-windows-newline-crlf-to-unix-newline-lf
upvoted 2 times
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