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單項(xiàng)選擇題

Which command will display the current control key settings？（）

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

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單項(xiàng)選擇題

Which command will change the user webserver’s shell toksh93？（）

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

單項(xiàng)選擇題

Which command will set the core size file to unlimited for the user‘webapp’？（）

A.no -p 'core=-1' webapp
B.chuser 'core=-1' webapp
C.setsenv -attr 'core=unlimited' webapp
D.chsec -f '/etc/security/limits' 'core=-1' webapp

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