Self-report inventories assessing personality or psychology are classic examples of such measure.
Inventories are questionnaires with many items.
Most typical Performance Tests measure traits . Traits are intercorrelated clusters of thoughts, feelings, and behavior presumed to remain relatively stable across time and situations. Traits are usually construed as dimensions, continuous attributes which can be used to rate or rank individuals. Traits are continuous and everyone can be ranked somewhere on the continuum. A collection of traits are how personality is typically characterized.