What are Event Actions?

You can jump to a Process Timeline from many views, like a Hash Search, by clicking which of the following?

The primary purpose for running a Hash Search is to:

What information is contained within a Process Timeline?

After pivoting to an event search from a detection, you locate the ProcessRollup2 event. Which two field values are you required to obtain to perform a Process Timeline search so you can determine what the process was doing?