DISC questionnaires vary in style and content, but all have certain basic elements in common with one another.
Most and Least Each question asks a candidate to identify which of four options is most applicable to them, and which is least applicable.
24 Questions All true DISC questionnaires consist of 24 questions, each consisting of four options. These options might be sentences, phrases or adjectives.	Results Modern systems typically calculate results by means of a computer. Tests requiring manual calculation by the user can still sometimes be found, however.