Which two statements are true about Oracle Managed Files (OMF)?（）
A. OMF cannot be used in a database that already has data files created with user-specified directions.
B. The file system directions that are specified by OMF parameters are created automatically.
C. OMF can be used with ASM disk groups, as well as with raw devices, for better file management.
D. OMF automatically creates unique file names for table spaces and control files.
E. OMF may affect the location of the redo log files and archived log files.
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围绕职能和项目进行划分，有项目小组，当然是（）了。
提出"教育的最高目的是道德"的教育家是（）
A. 赫尔巴特
B. 夸美纽斯
C. 杜威
D. 康德
Which of the following statements is TRUE regarding automatic identification systems (AIS) ?（）
AIS cannot be used to make passing arrangements because the system is not capable of this type of ship-to-ship communications
B. AIS cannot be used to make passing arrangements because the ship-to-ship text messaging feature is for emergency use only
C. AIS can be used to make passing arrangements via ship-to-ship text messaging but a vessel operator is not relieved from the requirement to sound whistle signals or make arrangements via bridge-to-bridge radiotelephone
D. AIS can be used to make passing arrangements via ship-to-ship text massaging thus relieving a vessel operator from making such arrangements via bridge-to-bridge radiotelephone or signaling intent to pass via whistle signal
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