Which two (2) types of categories comprise events?

While the documentation does not explicitly list "Stored" and "Parsed" as categories comprising events, it discusses high-level event categories and the process of categorizing incoming events for easy searching. Without specific mention of the categories "Stored" and "Parsed," the provided documentation does not verify any of the options directly. Further insight into event categories is provided by discussing how events are grouped into high-level categories for organizational purposes​​.