DATA MANAGING METHOD FOR INFORMATION STORAGE MEDIUM

摘要

PROBLEM TO BE SOLVED: To provide a method for confirming and repairing data consistency for a small temporary storage device such as a work memory 120. SOLUTION: A usable area between a free area present in a data area and a management data area and one of doubled FAT tables are used as an alternative area for temporary storage. An alternative area of an information storage medium is used as the alternative area for temporary storage.