单选题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/editB Modify /.profile and change the EDITOR variable to /usr/bin/editC Modify /etc/environment and add 

第1题：

第2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3题：

第4题：

A user is unable to determine the default system text editor. How can the local administrator assist the user by identifying the default text editor for the system？（）

• A、Login as the user and run ’echo $ENV’.
• B、Login as root and run the ’env’ command.
• C、Login as root and ’cat /etc/environment’.
• D、Login as the user and run the ’env’ command.

第5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6题：

第7题：

An operator needs to change from the /usr/bin to the /var/spool directory. Which of the following commands will accomplish this?（）

• A、cd /var/spool
• B、lcd /var/spool
• C、cd /usr/bin /var/spool
• D、lcd /usr/bin /var/spool

第8题：

第9题：

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

• A、Issue the command：export EDITOR=/usr/bin/edit edit each users .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10题：

A system administrator wants to configure a system so that all new users will be put into the database group by default. How would this be accomplished？（）

• A、remove all other groups from the system
• B、run the command mkuser -default "GROUP=database"
• C、change the default group in /usr/lib/security/mkuser.default
• D、edit /etc/security/group to move all users to the database stanza