KNOWLEDGE TESTING APPARATUS Russian patent published in 1998 - IPC

FIELD: equipment for education for selective tests. SUBSTANCE: device has housing, program input unit, which has mobile reading head, which is mounted by means of ball contacts in recesses of base matrix. In addition device has indicators, comparison unit, answers input unit which is designed as plate which has answer input members and is mounted in housing. Comparison unit has two-side contact groups. Plate of answers input unit has cuts. Answer input members are designed as current-conducting slides which are mounted for movement and fixation along cuts. EFFECT: simplified design, increased reliability. 5 dwg