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Consider the following configuration: 
/devices/D1is a member of disk group dgroupA. 
/devices/D2is a member of disk group dgroupA. 
/devices/D3is a member of disk group dgroupA. 
You plan to add a new disk, /devices/D4,to the disk group dgroupA.
 You execute the following command: 
SQL> ALTER DISKGROUP dgroupA ADD DISK ’/devices/D*’;
 Which task would be accomplished by the command?()

A .  The command adds the new disk, D4, to the disk group.
B .  The command would result in an error because the is no disk by the name "’/devices/D*’"
C .  The command will be ignored because disks starting with "D" are already members of the disk group.
D .  The command would result in an error because no wildcard characters can be used in the disk name.
E .  The command first detaches all the member disks starting with "D", and the reattaches them including the new disk.

And the command-line invocations:   javac Pass2.java   java Pass2 5   What is the result?() Compilation fails.。 An exception is thrown at runtime.。 doStuff x=6,main x =6。 doStuff x=6,main x=7。 doStuff x=7,main x=6。 doStuff x=7,main x=7。 载荷 下列关于药物作用机制的描述中,正确的是() 参与、影响细胞物质代谢过程。 抑制酶的活性。 改变特定环境的理化性质。 产生新的功能。 影响转运体的功能。 The tnsnames.ora file has an entry for the service alias ORCL as follows:The TNS ping command executes successfully when tested with ORCL; however, from the same OS usersession, you are not able to connect to the database instance with the following command:SQL > CONNECT scott/tiger@orcl What could be the reason for this?() The listener is not running on the database node.。 The TNS_ADMIN environment variable is set to the wrong value.。 The orcl.oracle.com database service is not registered with the listener.。 The DEFAULT_DOMAIN parameter is set to the wrong value in the sqlnet.ora file.。 The listener is running on a different port.。 You work as a database administrator at Certkiller .com. In your production database there is a job, CALC_STAT, which has been scheduled to run every Friday at 5.00 p.m. CALC_STATupdates the optimizer statistics for the objects owned by the APPSschema. You want the task to be generic, thereby allowing users to modify the attributes of the task at run time without affecting the original task.Which component of Oracle Scheduler must you define to achieve this?()  Window。  Program。  Job class。  Window grou。

Consider the following configuration: 
/devices/D1is a member of disk group dgroupA. 
/devices/D2is a member of disk group dgroupA. 
/devices/D3is a member of disk group dgroupA. 
You plan to add a new disk, /devices/D4,to the disk group dgroupA.
 You execute the following command: 
SQL> ALTER DISKGROUP dgroupA ADD DISK ’/devices/D*’;
 Which task would be accomplished by the command?()

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