Somebody supplied me with a file that was edited on a Windows machine. The file contains carriage returns in addition to the newlines. I need to eliminate the carriage returns, so I use a. tr b. diff c. Onl d. cut

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To eliminate carriage returns from a file edited on a Windows machine, you can use the tr command. The correct answer is:

a. tr

The tr command (translate or delete characters) is commonly used for character-level transformations in Unix-like operating systems. In this case, you can use tr to delete carriage returns (\r) from the file. Here is an example:

bash

Copy code
tr -d '\r' < input_file > output_file 

This command reads the contents of input_file, deletes any carriage returns, and writes the result to output_file. After running this command, the output file will have the carriage returns removed.

Options b, c, and d (diff, Onl, cut) are not typically used for removing or replacing characters like carriage returns in the same way as tr.






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