1Z0-032多项选择题每日一练(2019.03.21)

多项选择题
You received this error message because Oracle Net Services cannot locate the connect descriptor specified in the tnsnames.ora configuration file： ORA_12154： TNS：could not resolve service nameWhich three actions would be appropriate in helping to resolve the error？（）
A.A
B.B
C.C
D.D
E.E
F.F
多项选择题
Which three features are provided by Recovery Manager and NOT provided by user-managed backup and recovery？（）
A.Online backups.
B.Skipping unused block.
C.Partial database backups.
D.Incremental block-level backup.
E.Detection of corrupted blocks during backup.
多项选择题
What is true regarding the role Oracle Net provides in a client server connection with no middle tier？（）
A.A
B.B
C.C
D.D
多项选择题
When a check point occurs the （）. （）. and （） are synchronized.
A.data files
B.control files
C.redo log files
D.parameter files
E.archive log files
多项选择题
Which two are true regarding direct-path exports？（）
A.Direct-path export is typically faster.
B.Direct-path export can be invoked interactively.
C.Direct-path export is character set independent.
D.Direct-path export bypasses the SQL-command processing layer.
E.Direct-path export can be used to export rows containing LOBs and BFILEs.