單項選擇題

You issue this statement：ALTER DATABASE BACKUP CONTROLFILE TO TRACE；
What does the statement generate？（）

A.A text copy of the control file.
B.A binary copy of the control file.
C.A file containing a SQL statement which will re-create the database.
D.A file containing a SQL statement which will re-create the control file.

你可能感興趣的試題

單項選擇題

Which statement is true regarding checkpoints and recovery？（）

A.A checkpoint defines the highest system change number （SCN）.
B.All redo entries higher or at the SCN are known to be written to the data files.
C.Only the redo records containing SCNs higher then the checkpoint need to be applied during recovery.
D.The LOG_CHECKPOINT_INTERVAL initialization parameter specifies the amount of time between incremental checkpoints.

單項選擇題

In user-managed backup and recover procedures， how are data files backed up？（）

A.Using SQL commands.
B.Using SQL*Plus commands.
C.Using operating system commands.
D.Using Recover Manager commands.

日韩欧美亚洲 _ 欧美亚洲一区 _ 日本亚洲欧美 _ 亚洲精品欧美 国产白袜脚足J棉袜在线观看_亚洲熟妇av一区二区三区_久久天天躁狠狠躁夜_精品众筹模特私拍在线

You issue this statement：ALTER DATABASE BACKUP CONTROLFILE TO TRACE； What does the statement generate？（）

你可能感興趣的試題

Which statement is true regarding checkpoints and recovery？（）

In user-managed backup and recover procedures， how are data files backed up？ （）

日韩欧美亚洲 _ 欧美亚洲一区 _ 日本亚洲欧美 _ 亚洲精品欧美国产白袜脚足J棉袜在线观看_亚洲熟妇av一区二区三区_久久天天躁狠狠躁夜_精品众筹模特私拍在线

You issue this statement：ALTER DATABASE BACKUP CONTROLFILE TO TRACE；
What does the statement generate？（）

Which statement is true regarding checkpoints and recovery？（）

In user-managed backup and recover procedures， how are data files backed up？（）