How many columns can a formatter contain in a variable set?

Which field on the incident table automatically tracks the TOTAL elapsed time between when an incident is created until the time it is resolved?

One of the features in ServiceNow ITSM is to keep monitoring configuration items and identify recurring issues.

Which of the following is NOT a consideration when determining the need for multiple service catalogs?

The support manager at Universal Containers wants a dashboard that shows the number of cases that remain open as of 5:00 p.m. each day.
Which type of report should be used in the dashboard component?