An administrator has a two-disk volume group （testvg） with one logical volume （testlv） which has just been mirrored across both disk drives. Which of the following commands can be used to turn off quorum？（） chvg -Qn testvg。 chlv -Qn testvg。 varyoffvg testvg； varyonvg -Qn testvg。 varyoffvg testvg； exportvg testvg； importvg -Qn testvg； varyonvg testvg。
You are connected to Recovery Manager （RMAN） without a recovery catalog. There is no copy of the control file available. You want to restore the control file from an autobackup. To retrieve the autobackup，you need the database ID （DBID）. In which two sources would you find the DBID？ （） the trace file。 the alert log file。 an RMAN session log file。 the server parameter file。 the formatted name of a control file autobacku。
我国对互联网信息服务的管制大致分为哪几种情形？
An operator is asked to shutdown the telnet service for security reasons. What are the appropriate commands to achieve this?（） comment out telnetd in /etc/services refresh -s inetd。 comment out telnetd in /etc/inetd.conf refresh -s inetd。 comment out telnetd in /etc/rc.tcpip refresh -s telnetd。 comment out telnetd in /etc/inetd.conf refresh -s telnetd。
During recovery， you need to know if log sequence 11 is in the online redo logs， and if so， you need to know the names of the online redo logs so you can apply them during recovery. Which view or views would you use to determine this information？（） V$LOGFILE。 V$RECOVER_LOG。 V$RECOVER_DATABASE。 V$LOG_RECOVER。 V$LOG。
Which of the following features are available in WebSphere Commerce Business Edition， but not available in WebSphere Commerce Professional Edition？（）
