In Linux,I have questions in one file and questions and answers in other file .How to diff both files and extract only answers in separate file?

userQpbm1 0
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My file1.txt contains data as Q1. How to check whether a file is being modified or not by somebody? Ans.Check md5 number

Q2. What command is used to show the unique id attached with each file . Ans.ls –li

While file2.txt contains data as Q1. How to check whether a file is being modified or not by somebody? Q2. What command is used to show the unique id attached with each file .

Expected outcome: file3.txt containing answers Ans.Check md5 number Ans.ls -li

linux
1 Answers

Try to use the diff command and redirect the result to a third file: diff file1.txt file2.txt > file3.txt

you can read other option of diff like this: man diff

I hope could help!

Heitor Paulo0
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