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Linux MCQs

You want to show every line (with the file name and the line number) in the log files of a Ubuntu system that does NOT contain the string "info" (case insensitive). What is the proper command?

grep -n -string "info" /var/log/*

grep -i -n -v "info" -R /var/log/*

grep -c -h -n "info" -R /var/log/*

grep -f -n -v "info" -R /var/log/*

Answer

Correct Answer: grep -i -n -v "info" -R /var/log/*

Explanation:

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