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On a system using shadowed passwords, the most correct permissions for /etc/passwd are ___ and the most correct permissions for /etc/shadow are _________.A . -rw-r-----, -r--------B . -rw-r--r--, -r--r--r--C . -rw-r--r--, -r--------D . -rw-r--rw-, -r-----r--E . -rw-------, -r--------View AnswerAnswer: C

Which file used by XDM specifies the default wallpaper?A . /etc/X11/xdm/XsetupB . /etc/X11/xdm.confC . /etc/X11/xdm/DefaultsD . /etc/X11/defaults.confView AnswerAnswer: A

Which of the following commands shows the current color depth of the X Server?A . xcdB . xcdepthC . xwininfoD . xcolordepthE . cat /etc/X11View AnswerAnswer: C

Which TWO statements about crontab are true?A . Every user may have their own crontab.B . Changing a crontab requires a reload/restart of the cron daemon.C . The cron daemon reloads crontab files automatically when necessary.D . hourly is the same as "0 * * * *".E . A cron...

You are looking into a new script you received from your senior administrator. In the very first line you notice a #! followed by a file path. This indicates that:A . The file at that location was used to make the script.B . This script provides identical functionality as the...

What is the difference between the commands test -e path and test -f path?A . They are equivalent options with the same behaviour.B . The -f option tests for a regular file. The -e option tests for an empty file.C . Both options check the existence of the path. The...

When the command echo $$ outputs 12942, what is the meaning of 12942?A . It is the process ID of the echo command.B . It is the process ID of the current shell.C . It is the process ID of the last command executed.D . It is the process ID...

X is running okay but you're concerned that you may not have the right color depth set. What single command will show you the running color depth while in X?A . xcdB . xcdepthC . xwininfoD . xcolordepthE . cat /etc/X11View AnswerAnswer: C

What output will the command seq 10 produce?A . A continuous stream of numbers increasing in increments of 10 until stopped.B . The numbers 1 through 10 with one number per line.C . The numbers 0 through 9 with one number per line.D . The number 10 to standard output.View...

Which commands can be used to change a user's account aging information? (Choose THREE correct answers.)A . usermodB . passwdC . chattrD . chageE . chshView AnswerAnswer: A,B,D