Question

What is an event handler in Nagios?

a) A script that is executed when a host or service changes state

b) A script that is executed periodically to check the status of a host or service

c) A script that is executed to send notifications to contacts

d) A script that is executed to generate reports

Answer 1

Solution: a) A script that is executed when a host or service changes state

Reason:An event handler in Nagios is a script that is executed when a host or service changes state. Event handlers can be used to perform various tasks, such as restarting a service or performing a diagnostic test.