在软件设计中，不属于过程设计工具的是()。

A．PDL(过程设计语言)

B．PAD图

C．N-S图

D．DFD图

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• You are maintaining the SALES database on Oracle 10g. You have added a new disk to a disk group. Automatic Storage Management performs the rebalancing activity. You want to speed up the rebalancing activity. Which parameter will you specify to control the speed of the rebalancing activity？ （） 

  A、 ASM_POWER_LIMIT

  B、 ASM_DISKSTRING

  C、 ASM_DISKGROUPS

  D、 LARGE_POOL_SIZE

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• You are operating your database in the manual archiving mode. Currently， your database is configured with the following online redo log groups and members：    You tried to drop Group 1 from the database but received the following errors：        ORA-01623： log 1 is current log for thread 1 cannot drop        ORA-00312： online log 1 thread 1：   ’D:///ORACLE/ORADATA/TESTDB/REDO01a.LOG’   What might be the reason for these errors？（）  

  A、  Group 1 is an active or current online redo log group.

  B、  Group 1 is an inactive online redo group that has not been archived yet.

  C、  The members of the Group 1 are temporarily asymmetric with the members of other groups.

  D、  The size of the online redo log members of Group 1 is different from the size of the members in other groups.

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• In which two conditions are resumable statements suspended？（）

  A

   when a user exceeds the space quota

  B

   when a user session is terminated

  C

   when a table that is being accessed by the current transaction is not found

  D

   when a user manually suspends the statement

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   when the maximum extents of a segment is reached

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• Because of hardware failure， you decided to drop a redo log member from the database. Which condition should be met to drop a redo log file？（）

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  B、 The redo log file should belong to an inactive group.

  C、 The redo log file should belong to the current group.

  D、 The redo log file can be dropped only if all the transactions are stopped.

  E、 Before a redo log file is dropped， it should be deleted from the operating system （OS）.

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