单选题For security reasons， an administrator is asked to modify the system to prevent someone from leaving a terminal logged in. To enable a five minute timeout for all users， what would need to be done to accomplish this task？（）A Add the following line to /
题目
单选题
For security reasons， an administrator is asked to modify the system to prevent someone from leaving a terminal logged in. To enable a five minute timeout for all users， what would need to be done to accomplish this task？（）
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