SYSTEM AND METHOD OF GRANTING IDENTIFICATION CODES TO ELECTRONIC TEACHING MATERIAL CONTENTS' SENTENCE STRUCTURES, SYSTEM AND METHOD OF SEARCHING DATA OF ELECTRONIC TEACHING MATERIAL CONTENTS, SYSTEM AND METHOD OF MANAGING POINTS OF USE AND SERVICE OF ELECTRONIC TEACHING MATERIAL CONTENTS

摘要

Disclosed is a system, which grants identification code to sentence structures of electronic teaching material contents, includes the following units. The identification code production unit distinguishes each syllable of electronic teaching material content's selected sentence structure according to type of language, and produces peculiar identification code using the first phoneme or syllable of each syllable. The identification code grant unit grants identification code to metadata of file which stores electronic teaching material contents of above.