| 摘要 |
PROBLEM TO BE SOLVED: To read or write data depending on the type thereof while utilizing the memory resource effectively and saving the labor unnecessary for the user. SOLUTION: In the data storage unit connected with various apparatus and reading or writing data transmitted from these apparatus, data responsive to a request from an apparatus is set to require authentication only at any one of times when it is written in a memory section which can store the data or when it is read out therfrom. |
