单项选择题
A system administrator would like to modify the system default user characteristics so that each new user will now be assigned （by default） the csh shell rather than the ksh shell. Which of the following actions should be performed？（）
A.Run the command chlogin -shell "csh"
B.Run the command mkuser -default "SHELL=csh"
C.Edit /etc/passwd and change all "ksh" entries to "csh"
D.Modify the contents of /usr/lib/security/mkuser.default file
相关考题
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单项选择题
Forsecurityreasons，anadministratorisaskedtomodifythesystemtopreventsomeonefromleavingaterminalloggedin.Toenableafiveminutetimeoutforallusers，whatwouldneedtobedonetoaccomplishthistask？（）
A.Add the following line to /etc/environment： TMOUT=300
B.Add the following lines to /.profile TMOUT=5 export TMOUT
C.Execute the following command： chuser -u ALL -a TIMEOUT=5M
D.Execute the following command： chsec -u ALL -a TIMEOUT=600 -
单项选择题
WhichactionchangesthedefaulteditorforALLusersonthesystemfromvitoeditofthefollowing？（）
A.Issue the command： export EDITOR=/usr/bin/edit
B.Modify /.profile and change the EDITOR variable to /usr/bin/edit
C.Modify /etc/environment and add EDITOR=/usr/bin/edit export EDITOR
D.Modify /etc/security/defaults and change the EDITOR value to /usr/bin/edit -
单项选择题
Howdoesasystemadministratoraddanewusertoasystem？（）
A.mkuser
B.cruser
C.adduser
D.edit /etc/password
