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1.备份数据库 ```sql backup database DbName to disk='D:\DbName.bak' ``` 2、创建数据库...
考虑下述页面走向: 1,2,3,4,2,1,5,6,2,1,2,3,7,6,3,2,1,2,3,6 当内存块数量分别为3时,试问FIFO、LRU、...