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and data type were tracked during the period of search. Afterwards, they were asked
to fill-in two questionnaires. The INTUI (Ullrich & Diefenbach, 2010) measures
intuitive interaction containing 16 seven-point semantic differential items on the
four subscales Effortlessness, Gut Feeling, Verbalization Ability, and Magical
Experience. The COMA questionnaire is a subscale of the INCOBI questionnaire
(Richter et al. 2001) concerning the self-assurance in using the computer containing
eight items. The participants were tested simultaneously, each seated in front of a
Windows 7 PC with a LG 22’’ Monitor, the SemaVis