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[单选] You have a read­only tablespace on read­only media. You want to perform a media recovery on the existing data files, but using a backup control file. The backup control file indicates that the status of the read­only tablespace was read/write when the control file was backed up. What should you consider?()

A . drop the read­only tablespace and re­create the tablespace after recovery
B . take data files from the read­only tablespace offline before performing a recovery
C . perform a recovery; status of the tablespace in control file will be changed automatically
D . recovery using backup control file is not possible, so restore all the files from the last full database backup, and then open the database

城市发展的社会指标 During system boot, rootvg fails to vary on, causing an LED code of 0552.What is the most likely cause for rootvg not varying on?() Missing blv。 Network problem。 Wrong boot table。 Corrupted file system。 A retail customers application environment requires 32 memory slots and four processors to run scientific, and technical computing, financial, weather simulation, and life sciences. Which of the following System x server meets these needs at minimum cost?() x3850 X5。 x3550 M3。 HX5。 x3650 M3。 Evaluate the following command: Which statement is true regarding the above command?() The LOB matically compressed.。 The LOB values are cached bvalues are autoy default in the buffer cache.。 The LOB values are automatically stored in encrypted mode.。 All LOB data that is identical in two or more rows in a LOB column share the same data blocks.。 遗传素质是人身心发展的() 主导因素。 决定因素。 物质前提。 无关因素。 You have a read­only tablespace on read­only media. You want to perform a media recovery on the existing data files, but using a backup control file. The backup control file indicates that the status of the read­only tablespace was read/write when the control file was backed up. What should you consider?()
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