（单选题）
In which situation may the UNDO_RETENTION parameter be ignored， even if it is set to a value（）
Awhen the data file of the undo tablespace is autoextensible
Bwhen there are more than one undo tablespaces available in the database
Cwhen the undo tablespace is of a fixed size and retention guarantee is not enabled
Dwhen the undo tablespace is autoextensible and retention guarantee is not enabled
正确答案
答案解析
略
相似试题
（单选题）
Which built-in do you use to determine which timer in form module has expired?（）
（多选题）
In which three cases does a checkpoint occur？ （）
（多选题）
In which scenarios would you rebuild an index？（）
（多选题）
In which two conditions are resumable statements suspended？（）
（多选题）
In which three situations is incomplete recovery required？（）
（单选题）
In which cases is reference partitioning effective in enhancing performance？（）
（单选题）
Which capability exists only in java.io.FileWriter？（）
（单选题）
In which scenario will you create a hash cluster？（）
（单选题）
In which scenario will you perform an incomplete recovery？（）
（多选题）
Identify two situations in which the block header grows in a data block. （）
