[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$faM42TQD3mQ0docJfv4xrDxoOv1ZiKI6Y7dbxplfXZWU":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":12,"question":19,"related":20,"source":30,"type":31},[],"2024-05-13 13:06:53",143198867,[8,9,10,11],"封锁","恢复","存取控制","协商",{"count":13,"courseId":14,"courseImg":15,"courseName":16,"workId":17,"workName":18},5,"313a1e3a46daeafbbfe307b9bb83a45a","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F34e3b84a9314c36a20fd3bac93e5e0f7.jpg","数据库原理及应用\u002F数据库应用技术","work_31386274","作业:第七章 数据库并发技术","解决并发操作带来的数据不一致性总是普遍采用()",[21,32,41,44,53],{"answer":22,"createTime":5,"id":23,"options":24,"question":29,"source":30,"type":31},[],143198864,[25,26,27,28],"可以加S锁不能加X锁","不能加S锁可以加X锁 C","可以加S锁也可以加X锁","不能加任何锁","若事务T对数据R已经加X锁,则其他事务对数据()","v1",0,{"answer":33,"createTime":5,"id":34,"options":35,"question":40,"source":30,"type":31},[],143198865,[36,37,38,39],"死锁是操作系统中的问题,数据库操作中不存在","在数据库操作中防止死锁的方法是禁止两个用户同时操作数据库","当两个用户竞争相同资源时不会发生死锁","只有出现并发操作时,才有可能出现死锁","关于"死锁",下列说法中正确的是()",{"answer":42,"createTime":5,"id":6,"options":43,"question":19,"source":30,"type":31},[],[8,9,10,11],{"answer":45,"createTime":5,"id":46,"options":47,"question":52,"source":30,"type":31},[],143198869,[48,49,50,51],"不安全","死锁","死机","不一致","对并发操作若不加以控制,可能会带来()问题",{"answer":54,"createTime":55,"id":56,"options":57,"question":62,"source":30,"type":31},[],"2024-05-13 13:06:54",143198871,[58,59,60,61],"丢失修改、不可重复读、脏读、死锁","不可重复读、脏读、死锁","丢失修改、脏读、死锁","丢失修改、不可重复读、脏读","并发操作会带来哪些数据不一致性()"]