2. 计算机
  3. The______scheme in a database system is responsible for the detection of failures and for the restoration of the database to a s

The______scheme in a database system is responsible for the detection of failures and for the restoration of the database to a s

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问题 The______scheme in a database system is responsible for the detection of failures and for the restoration of the database to a state that existed before the occurrence of the failure．
A．query
B．test
C．check
D．Recovery
选项 A、 
B、 
C、 
D、 
答案D
解析
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