| 摘要 |
PROBLEM TO BE SOLVED: To provide a method for reducing a risk after the application of update data of a software product in a computer system of a user, and for safely applying the update data of the software product to the computer system of the user. SOLUTION: The update data of a software product, a test program, a test result confirmation program and verification data are provided, and the test program is executed by a verification execution part 116 by using a user computer system 100, and the test result confirmation program is also executed so that the execution result of the test program can be collected, and the collected execution result is compared with the verification data so that it is possible to verify the presence/absence of a problem after the application of the software update data. After verification, a storage part 103 for a user system is returned to a state before the application of the software update data regardless of the verification result, and the software update data are newly applied only when there is no problem on the verification result. COPYRIGHT: (C)2008,JPO&INPIT
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