Which command will increase the contiguous free space of a file system without having to add additional partitions？（）

A . syncvg -p B . syncvg -l C . synclv -p D . synclv -l

A . debug dhcp enable B . debug dhcp status enable C . debug dhcp packet enable D . enable debug dhcp packet

A . ec B . wc C . ew D . cw

A . chshell -ksh93 webserver B . chsh webserver /usr/bin/ksh93 C . chuser -a shell=/usr/bin/ksh93 webserver D . setuid -a SHELL=/usr/bin/ksh93 -u webserver

A . ’tty-l’ B . ’stty-a’ C . ’lstty-a’ D . ’terminfo-l&rsquo

A . alog -t console -o B . cat /var/adm/ras/conslog C . cat /var/log/all/console.log D . grep CONSOLE /var/adm/message

A . trace B . traceson C . trcon D . trcrpt

A . lssrc a B . lssrc g C . lssrc l D . lssrc -

A . lsmem -pu 5 B . lsps -psu 5 C . svmon -Put 5 D . ps -au sort -rn +4head -5

A . alter database backup controlfile B . alter database backup controlfile to trace C . alter database controlfile backup D . alter database controlfile backup to ’/ora01/oracle/ctrl_backup.ctl’ E . alter database begin controlfile backu

A . lssrc -s errord B . errorlog -histsize C . /usr/lib/errdemon -l D . ls -l /var/adm/ras/errlog

A . setkst -t enable ； reboot B . chrbac -a enable ； reboot C . enable enhanced_RBAC ； reboot D . chdev -l sys0 -a enhanced_RBAC=’true’ ； reboot

A . netstat -v B . entstat -d C . lsattr -El D . lsdev -C -attr

A . A.chlogin -a log_name=10 B . B.chdev -l sys0 -a max_logname=10 C . C.chusr extended_logname=true [userid] D . D.chuser login_name=10 extended_logname=true [userid]

A .  report schema B .  report need backup C .  report need backup days 3 D .  report user E .  report obsolete

A . lssrc a B . lssrc g C . lssrc l D . lssrc -

A . ‘tty -l’ B . ‘stty -a’ C . ‘lstty -a’ D . ‘terminfo -l&rsquo

A . kdb B . snap C . truss D . trace

A . no switchport trunk native vlan vlan-id B . switchport nonegotiate C . no switchport mode dynamic desirable D . switchport mode acce

A . cpfs B . cplv C . mkfscopy D . migratepv

A .  alter database backup controlfile B .  alter database backup controlfile to trace C .  alter database controlfile backup D .  alter database controlfile backup to ’/ora01/oracle/ctrl_backup.ctl’ E .  alter database begin controlfile backu

A . router(config)# ip route 0.0.0.0 10.1.1.0 10.1.1.1 B . router(config)# ip default-route 10.1.1.0 C . router(config)# ip default-gateway 10.1.1.0 D . router(config)# ip route 0.0.0.0 0.0.0.0 10.1.1.1

A . cpfs B . cplv C . mkfscopy D . migratepv

A . swapon paging01 B . chps  y paging01chps ？ y paging01 C . mkps  /dev/paging01mkps ？ /dev/paging01 D . swap  /dev/paging01swap ？ /dev/paging01

A．syncvg -p B．syncvg -l C．synclv -p D．synclv -l