Your production database uses an Automatic Storage Management （ASM） instance to manage its files. You want to add a new disk group to the ASM instance to manage the increased data load. What action would you perform to include the new disk group in the ASM instance without causing any impact on the currently connected users？（）

A、mount the new disk group in the ASM instance

B、restart the ASM instance and the production database instance

C、register the new disk groups in the production database instance

D、restart the ASM instance without restarting the production database instance

E、include the new disk group in the ASM_DISKSTRING parameter in the parameter file and restart the ASM instance

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• 有以下程序： void fun(int a*a，int i，int i) {int t； if(i＜j)； {t=a[i]；a[i]＝a[j]；a[j]＝t； fun(a，++i，--j)； } } main() {inta[]＝{1，2，3，4，5，6}，i； fun(a，0，5)； for(i＝0；i(6；i++) cout＜(a[i]； } 执行后输出结果是()。

  A．6 5 4 3 2 1

  B．4 3 2 1 5 6

  C．4 5 6 1 2 3

  D．1 2 3 4 5 6

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• In your database， all the tablespaces are locally managed. You started Recovery Manager （RMAN） using recovery catalog. The following commands are used in the process of recovering the database by using the backup control file：  1.RESTORE CONTROLFILE；  2.RESTORE DATABASE；  3.ALTER DATABASE MOUNT；  4.SQL ALTER TABLESPACE temp ADD TEMPFILE  5.ALTER DATABASE OPEN RESETLOGS；  6.RECOVER DATABASE；  7.STARTUP NOMOUNT；  In what sequence would you use this process to perform the recovery？（）

  A、 2， 7， 3， 5， 1， 6， 4

  B、 2， 1， 7， 6， 3， 5， 4

  C、 7， 1， 3， 2， 6， 5， 4

  D、 7， 2， 3， 1， 4， 6， 5

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• You are working as a DBA on Oracle Database 9i. You plan to upgrade your 9i database to Oracle 10g. To be familiar with the new database technology， you decide to install Oracle Database 10g on your workstation at home. You create a general purpose database.   After the installation， you make the following changes in your initialization parameter file：LOG_ARCHIVE_DEST_1=’LOCATION=USE_DB_RECOVERY_FILE_DEST’   DB_RECOVERY_FILE_DEST =    ’LOCATION=d：/product/10.1.0/flash_recovery_area’  DB_RECOVERY_FILE_DEST_SIZE=10g   Where are the archived redo logs stored for your database？（）

  A、 The archived redo logs are stored in an operating system-dependent location.

  B、 The archived redo logs are stored in the location specified by LOG_ARCHIVE_DEST_1.

  C、 The archived redo logs are stored in the location specified by DB_RECOVERY_FILE_DEST.

  D、 The archived redo logs are stored in the locations specified by both LOG_ARCHIVE_DEST_1 and  DB_RECOVERY_FILE_DEST.

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• 设有两个串p和q，求q在p中首次出现位置的运算称为()。

  A．连接

  B．模式匹配

  C．求子串

  D．求串长

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• Adam is working as a Database Administrator （DBA） for TeleSoft Corporation. His database is running in the ARCHIVELOG mode. During database startup， he discovers that one of the disks crashed， resulting in the permanent loss of a read-write USERS tablespace. The USERS01.dbf datafile belongs to the USERS tablespace and is 500 MB in size. He needs to recover the USERS tablespace from the backup. While reviewing the backup details， he discovers that the most recent available backup is five days old. This backup was taken when the USERS tablespace was read-only. After correcting the hardware problem that caused the failure， what should Adam do to recover the USERS tablespace？（）

  A、 Restore the USERS01.dbf file from the backup， and open the database using the STARTUP command.

  B、 Restore the USERS01.dbf file using the RECOVER TABLESPACE command， and open the database using the ALTER DATABASE OPEN statement.

  C、 Restore the USERS01.dbf file from the backup， recover the USERS tablespace using the RECOVER TABLESPACE command， and open the database using the ALTER DATABASE OPEN statement.

  D、 Restore the USERS01.dbf file from the backup and change the status of the USERS tablespace from read-only to read-write using the ALTER TABLESPACE USERS READ WRITE statement. Then， recover the USERS tablespace using the RECOVER TABLESPACE command， and open the database using the ALTER DATABASE OPEN statement.

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