While performing the

第1题：

The backup utility reports an error while performing the backup process. The server indicates noother problems. Which of the following is the MOST likely cause of the failed backup？（）

• A、 Network is unavailable
• B、 The backup software is misconfigured
• C、 The current backup tape is bad
• D、 The wrong size backup tapes were loaded

第2题：

Which two operations are NOT performed by the DUPLICATE command in Recovery Manager (RMAN)while duplicating a running database?（）

• A、Creating the control file for the duplicate database
• B、Restoring the target data files to the duplicate database
• C、Performing complete recovery using all available backups
• D、Generating a new, unique DBID for the duplicate database
• E、Copying the online redo log files from the target database to the duplicate database

第3题：

第4题：

The size of the largest datafile， data1.dbf， in your database is 30MB. You issued the following command：   RMAN>CONFIGURE MAXSETSIZE 10MB；     What will be the impact of the above setting？（）

• A、 While performing the backup of the datafile，data1.dbf，one backup set is created.
• B、 While performing the backup of the datafile，data1.dbf，two backup sets are created.
• C、 While performing the backup of the datafile，data1.dbf，three backup sets are created.
• D、 While performing the backup of the datafile，data1.dbf，the command for performing a backup of the datafile，data1.dbf，will fail.

第5题：

You moved the index EMP_NO_INDX from one tablespace to another and then issued the following command to rebuild the index EMP_NO_INDX：   SQL> ALTER INDEX EMP_NO_INDX REBUILD ONLINE；   Which table allows the users to access the EMP_NO_INDX index while performing the rebuild operation？（） 

• A、 Index-organized table
• B、 Mapping Table
• C、 Clustered Table
• D、 Journal Table

第6题：

An administrator analyzes a poorly performing system and suspects that the issue is related to CPU resource. Upon reviewing output of vmstat, the administrator is concerned with the values in the ‘pc’ and ‘ec’ columns. Which definition describes these two headings?（）

• A、'pc' refers to the number of physical processors consumed, while 'ec' refers to the percentage of entitled capacity consumed.
• B、'pc' refers to the 'physical CPUs' and lists how many are left un-allocated, while ec' refers to the 'entitled CPUs' and lists what amount is currently allocated to the LPAR.
• C、'pc' refers to the 'processor count' and reflects how many CPUs are allocated to the LPAR, while 'ec ' refers to the 'extra capacity' and lists how much above the LPAR entitlement is being consumed.
• D、'pc' refers to 'processor cards' and reflects how many MCM modules are actually being used by this LPAR, while 'ec' refers to the 'entitled CPUs'and lists what amount is currently allocated to the LPAR.

第7题：

While performing LVM maintenance， the volume group datavg1 was exported and re-imported.  The volume group is varied online， and the filesystems have been mounted. However， the database will not start.  What action would most likely resolve this problem？（）  

• A、 Perform a shown command on the VG device files.
• B、 Perform a syncvg to validate VG integrity.
• C、 Perform a redfinevg to correct the VGDA state.
• D、 Perform a synchlvodm to correct the LV ownership.

第8题：

Under which network type circumstance would an OSPF router establish router adjacencies while not performing the DR/BDR election process?（）

• A、Point-to-point
• B、Broadcast
• C、Non-broadcast multi-access
• D、Backbone area 0
• E、None of the above

第9题：

The BACKUP_TAPE_IO_SLAVES parameter is set to FALSE for the database instance. Which statement is true while performing a tape backup in an RMAN session?（）

• A、The tape I/O performed is asynchronous
• B、The tape buffer is allocated from the System Global Area (SGA)
• C、The tape buffer is allocated from the Program Global Area (PGA)
• D、Oracle I/O uses an interrupt mechanism to determine when each I/O completes

第10题：

You are maintaining your database in Oracle10g. While performing an incremental backup of the database， you want to back uponly those blocks that have changed since the last backup. Which file will you create to increase the performance of the backup operation while performing the incremental backup of the database？（）

• A、 redo log files
• B、 password file
• C、 control file
• D、 change tracking file