阅读以上信息,完成下面短文,每空限填一词。

     Li Xiaoyun is a 22-year-old girl. Her   1    name is Michelle. She is Number One in the Super

Girls of 2009. She is 1.68m tall. She was born in    2   , China, but now she lives in Melbourne,

Australia. She loves singing and   3   to music very much. And also she can play   4   and the

piano. Her favourite colour is blue and    5   .

1.           2.           3.          4.          5.         

数据库的故障恢复一般是由

A．数据流图完成的

B．数据字典完成的

C．DBA完成的

D．PAD图完成的