In personality typology, the Myers-Briggs Type Indicator (MBTI) is an introspective self-report questionnaire that indicates how people perceive the world and make decisions Different psychological preferences exist. [1][2][3] The test attempts to assign four categories: Introversion or Extroversion, Sensing or Intuition, Thinking or Feeling, Judging ) or Perceiving. Take the first letter of each category to form the category name of the test result, such as "INFJ" or "ENFP".