[多项选择] You execute the following Recovery Manager （RMAN） commands in he following order：   BACKUP VALIDATE DATABAE RECOVER CORRUPTION LIST；   Which two tasks are performed by these commands？（）  
A.  Repair the corrupted blocks. If any. In the backup created
B.  Populate VSCOPV_CORRUPTION with names of files that have corrupted blocks
C.  Back up the database after checking whether array of the files have corrupted blocks
D.  Discover any corrupt blocks that are viewable with the VSDATABASE_BI-OCK_CORBUPTION view
E.  Repair all corrupted blocks that have been logged in the VSDATABASE_BLOCK_ CORRUPTION

[单项选择]This is the same article ______ the professor recommends for our extra reading.
A. as
B. that
C. which
D. what

[单项选择] An administrator wants to record details of all logical volumes mapped as virtual disks on a VIO server partition and the associated virtual target devices and mappings.  Which IOS command can the administrator use to achieve this？（）
A.  lssp -detail
B.  lsvdev -s vtd -c lv
C.  lsmap -type lv -all
D.  lsdev -Cs virtual -t lv

[单项选择] External disk systems are recommended for the IBM BladeCenter.  What connectivity options are supported and primarily recommended？  （）
A. Ultra160 SCSI and Fiber Channel
B. iSCSI and Fiber Channel
C. SATA and Fiber Channel
D. Ultra320 SCSI and Fiber Channel

[单项选择] You have configured flash recovery area in your database and you set the following Initialization parameters for your database instance：   LOG_ARCHIVE_DEST 1 = ，，LOCATION=/disk1/arch MANDATORY’  LOG _ARCHIEVE_DEST 2 = ，，LOCATION=/disk2/arch’ LOG_ARCHIVK_DEST_3 = ，，LOCATION=/diSk3/arch  LOG_ARCH1VK_DEST_4 = ’ LOCATION=/disk4/arch’  LOG_ARCHIVE_MIN-SUCCEED_DEST = 2   While the database instance is functional，you realized that the destination set by the  LOG_ARCHIVE_DEST_I parameter Is not available for the archived redo log file to be created in. All redo log groups have been used.  What happens in an event of log switch？（）  
A.  The online redo log file Is not allowed to be overwritten.
B.  The archived redo log files are written to the flash recovery area until the MANDATORY destination is made available.
C.  The database instance will crash because the archived redo log file cannot be created in a destination set as MANDATORY.
D.  The destination set by the LOG_ARCHIVE_DEST_1 parameter is ignored and the archived redo log files are created in the next two available locations to guarantee archive log success.

[单项选择]Though I hadn't seen him for years, ______ I recognized him as soon as I saw him.
A. but
B. /
C. and
D. and yet