The()scheme in a database system is responsible for the detection of failures and for therestoration of the database to a state that existed before the occurrence of the failure。（2010年上半年程序员上午基础知识真题解析
The()scheme in a database system is responsible for the detection of failures and for therestoration of the database to a state that existed before the occurrence of the failure。（2010年上半年程序员上午基础知识真题解析）
A、query
B、test
C、check
D、recovery
参考答案：D
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