Which of the following procedures WILL NOT increase contiguous free space on a the filesystem /data1， located on /dev/lv01， that is heavily fragmented？（）
A、 Run defragfs -r /data1； defragfs /data1
B、 Run defragfs -r /dev/lv01； defragfs /dev/lv01
C、 Back up the filesystem by name， unmount the filesystem， recreate the filesystem by running mkfs /dev/lv01， and restoring the data from the backup.
D、 Back up the filesystem by inode， unmount the filesystem， recreate the filesystem by running mkfs /dev/lv01， and restoring the data from the backup.
Which MySQL utility program should you to process and sort the slow Query log based on query time or average query time?（）
A、Mysqlaccess
B、Mysqldump
C、Mysqlshow
D、Mysqlslow
E、Mysqldumpslow
An AIX system administrator wants to reset the level at which the SIGDANGER signal is sent to processes so appropriate actions can be taken when paging space is running low. Which of the following commands is used to reset the level？（）
A、 vmtune -w
B、 svmon -w
C、 schedtune -w
D、 vmstat -s
Which High Availability solution can provide a consistent, time-delayed (for example, one hour) snapshot of the live production database?（）
A、MySQL Replication
B、Distributed Replication Block Device
C、Windows Server Failover Clustering
D、MySQL Cluster
Referring to the exhibit, which statement is correct?（）
A、 The packets have exceeded the time-to-live value
B、 There is a loop
C、 The asterisks indicate a response time out
D、 The asterisks indicate that the traceroute is completed.
Which is the packaging strategy of iDataPlex of the following？（）
A、Fourteen servers per rack likeBladeCenter
B、Two servers per rack for optimal cooling cost
C、One server per rack for optimal cooling and energy efficiency
D、Four servers per rack （twoexach half high） for optimal cooling