Artificial intelligent assistant

viva-voce

ˈviva-voce, v.
  [f. viva-voce n.]
  trans. To subject to a viva voce examination; to examine orally. Freq. abbrev. viva v.

1880 W. W. R. B[all] Orig. & Hist. Math. Tripos 11 Every candidate was liable to be taken aside to be vivâ-voced by any M.A. who wished to do so.

Oxford English Dictionary

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