A false negative is an event that triggers an alarm when the traffic or event is abnormal and/or malicious.

List the names of borrowers who currently have the book title “Lord of the Rings” on loan.

What will be an ideal response?

will result in john getting an email containing the result of a lookup for Susan in the phonebook.

Add a -m command-line option to rolo to make it easy to look up someone and have the result emailed to the specified recipient. So rolo -m john Susan will result in john getting an email containing the result of a lookup for Susan in the phonebook.