| 摘要 |
PROBLEM TO BE SOLVED: To warn a user to avoid a variety of losses by preventing an unexpected operation fault when a detachable external storage device is used. SOLUTION: An electronic computer includes: a display means that is a user interface; a storage means for storing a program and data; a recognition information acquisition means for acquiring recognition information of an external storage device; an identification information writing means for writing the recognition information obtaind by the acquisition means into the storage means as the identification information; a reading and writing determination means for determining whether or not the recognition information obtained by the acquisition means is already stored in the storage means; an identification information deletion means for deleting the identification information stored in the storage means of the storage device determined to be readable and writable by the determination means; and a use continuation confirmation means for giving warning by the display means in response to the determination by the determination means. COPYRIGHT: (C)2010,JPO&INPIT |
