多项选择题
A.Data files and redo log files can be renamed at the MOUNT stage.
B.Control files are read at the OPEN stage for the location of data files.
C.Control files are required to bring the database to the NOMOUNT stage.
D.Data files and redo log files are made available to users at the OPEN stage.
E.Data files and online redo log files are checked for consistency while opening the database
多项选择题 Whichthreepiecesofinformationareconsideredwhiledecidingthesizeoftheundotablespaceinyourdatabase？（）
多项选择题 You connected to the database using the following connection string： CONNECT hr/hr@test.us.oracle.com：1521/mydb Which three statements are correct regarding the connection string？（）
单项选择题 View the Exhibit to see the output of queries on DATABASEPROPERTIES and DBAUSERS. You observe that the current default permanent tablespace of the database is running out of space and you decide to change it to NEWDEFTBSP. You create a new user， USER04， after changing the default permanent tablespace of the database. What would be the new user’s default tablespace？（）