单项选择题

Which of the following is a correct statement about how……

Which of the following is a correct statement about how the user environment is configured at login?（）

A. If present, the settings in the $HOME/.profile file will override the settings in the /etc/profile file.
B. If both $HOME/.profile and $HOME/.env files are present, the settings in the $HOME/.profile file will take precedence.
C. The settings in the /etc/environment file are system-wide and will override user customized settings in the $HOME/.profile.
D. The settings in the /etc/profile file will override settings in the $HOME/.profile file unless the $LOCAL_PROFILE variable is set to 'true'.

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热门试题

单项选择题What command will allow the operator to add the current working directory to the command search path?（）

A. export PATH=pwd
B. export PATH=$PWD
C. export PATH=$PATH:pwd
D. export PATH=$PATH:$PWD

单项选择题Which of the following commands can be used to show all disks configured on the system?（）

A. lsdev -C disk
B. lsdev -P disk
C. lsdev -Cc disk
D. lsdev -Pc disk

单项选择题An operator needs to create dir1 dir2 dir3. The dir1 does not exist. What command can be used to create dir2 and dir3?（）

A. mkdir /dir1/dir2/dir3
B. mkdir -R dir1/dir2/dir3
C. mkdir -p /dir1/dir2/dir3
D. mkdir -r /dir1/dir2/dir3

单项选择题How can an operator list all its history of commands in one step?（）

A. Run c -l 0?from the command line.Run ?c -l 0?from the command line.
B. Invoke SMIT for the shell environment.
C. Run the SC + H?combination at the command prompt.Run the ?SC + H?combination at the command prompt.
D. Use a rep?command with its UID against the /var/log/history_cmds file.Use a ?rep?command with its UID against the /var/log/history_cmds file.

单项选择题An operator is asked to shutdown the telnet service for security reasons. What are the appropriate commands to achieve this?（）

A. comment out telnetd in /etc/services refresh -s inetd
B. comment out telnetd in /etc/inetd.conf refresh -s inetd
C. comment out telnetd in /etc/rc.tcpip refresh -s telnetd
D. comment out telnetd in /etc/inetd.conf refresh -s telnetd