During the installation of Oracle Database 11g，you do not set ORACLE_BASE explicitly. You selected the option to create a database as part of the installation. How would this environment variable setting affect the installation？（） The installation terminates with an error.。 The installation proceeds with the default value without warnings and errors.。 The installation proceeds with the default value but it would not be an OFA-compliant database.。 The installation proceeds with the default value but a message would be generated in the alert log file.。
如何防止泵的振动？
In the parameter file of your production database， the FAST_START_MTTR_TARGET parameter is set to 300 to optimize instance recovery. While observing the performance of the database during instance recovery， you find that the redo log files are not sized properly to support this activity. Which two sources could you use to determine the optimal size of the redo log files？（） the V$LOG view。 the V$DBFILE view。 the V$LOGFILE view。 the V$INSTANCE_RECOVERY view。 Oracle Enterprise Manager Database Control。
综合防雷：对建筑物及内部电子信息系统进行直击雷防护、联合接地、（）、电磁屏蔽、雷电分流和雷电过电压保护的系列措施。 等电位连接。 电池连接。 接地体连接。 扁铁连接。
如果让界面上的一个按钮变为不可用，需要将它的（）属性设为False。
把吃作为小说主要内容与线索的小说有陆文夫的《美食家》和（）
