试题详情
单项选择题 You have only two redo log groups and these groups get overwritten several times in a day. Your database operates in NOARCHIVELOG mode and user/x7fmanaged consistent backups are performed every Sunday night. On Thursday morning， you find that an important table has been dropped and purged.  With reference to this scenario， up to what point in time can the data be recovered？（）

A、until Thursday morning

B、until last Sunday’s backup

C、until Wednesday evening

D、until that point in time when the database is opened

E、until that point in time when the recovery is performed

F、until that point in time when the table is dropped and purged

  • B

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