单选题A  user  wants  to  be  permanently  added  to  the  dba  group.  Which  of  the  following  commands  or processes can be used to accomplish this（）A chgrpB chuserC edit /etc/userD edit /etc/security/group

第1题：

Which action change the default editor for ALL users on the system from vi to edit（）

• A、Issue the command： export EDITOR=/usr/bin/edit edit each user .profile to change the EDITOR value to /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

第2题：

Which action changes the default editor for ALL users on the system from vi to edit of the following？（）

• 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

第3题：

第4题：

Because of changes in an application environment， the /etc/inittab file needs to be modified.  Which of the following commands would be used to accomplish this in a supported manner（）

• A、vi
• B、chitab
• C、chssys
• D、chrsrc

第5题：

A system administrator would like to verify the user definitions in the /etc/passwd file. Which of the following commands will accomplish this？（）

• A、usrck
• B、sysck
• C、lssec
• D、lsuser

第6题：

A  user  wants  to  be  permanently  added  to  the  dba  group.  Which  of  the  following  commands  or processes can be used to accomplish this（）

• A、chgrp
• B、chuser
• C、edit /etc/user
• D、edit /etc/security/group

第7题：

A System p administrator is investigating a possible security breech and wants to review  information about failed login attempts to the system.  Which of the following commands will show this（）

• A、fwtmp < /etc/security/failedlogin
• B、cat /etc/security/failedlogin
• C、who
• D、alog -f /etc/security/failedlogin -o

第8题：

第9题：

Which file contains the attributes used to setup a new user account when executing ’mkuser’ without any flags？（）

• A、/etc/security/user
• B、/etc/security/passwd
• C、/etc/security/mkuser.sys
• D、/etc/security/mkuser.default

第10题：

Which of the following local files is used to run the date command on the remote machine "Earth" using the following rexec command without request for a password？ rexec Earth date（）。

• A、~/ .rhosts
• B、$HOME/.netrc
• C、/etc/hosts.equiv
• D、/etc/security/user