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_____ option is used when we need to match multiple patterns in a single invocation of grep command?

_____ option is used when we need to match multiple patterns in a single invocation of grep command? Correct Answer -e

grep provides an option (-e) which is used when we want to match multiple patterns in a single invocation of the command. For example, the following command will match three agarwals: $ grep -e “agarwal” -e “aggarwal” -e “ agrawal” emp.lst

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