Evaluation of multiple choice answer papers - hole punched in correct answer position to penetrate stack

摘要

On the paper for a number of exercises, several answers are given for each exercise. For each exercise an answer is ticked by the pupil. A number of answer papers are placed on top of each other in a carriage (16) and aligned. The correct answer of one exercise is marked simultaneously on all the answer papers by the punching of a hole in a position of the answer paper corresponding to the correct answer. For simultaneous marking of the correct answer of a number of exercises a corresponding number of holes is punched simultaneously in a stack of answer papers.