（单选题）
Which components are needed for successful and most efficient recovery.（）
A The backup RB3 and the current online redo log files
B the backup RB2 and the archived redo log files after the log sequence number 15622
C Backup R81 and the archived redo log hies after the log sequence number 12871
D The backup RB3 and the archived redo log files after the log sequence number 16721
正确答案
答案解析
略
相似试题
（单选题）
Which statement is true？（）
（多选题）
Which two statements are true？（）
（多选题）
Which four statements are true？（）
（多选题）
Which statements are true about checkpointing（）
（多选题）
Which statements are true regarding listeners（）
（多选题）
Which statements are correct regarding indexes？ （）
（单选题）
Which command creates an image copy？（）
（单选题）
Which statement is true regarding subqueries?（）
（单选题）
Which statement is true regarding synonyms?（）
（多选题）
Which three operations require undo data（）
