You suspect that a new ethernet card might be conflicting with another device. Which file should
you check within the /proc tree to learn which IRQs are being used by which kernel drives?

You are trying to make a hard link to an ordinary file but ln returns an error. Which of the following could cause this?

After modifying GRUB’s configuration file, what command should you run for the changes to take effect?

Which TWO runlevels should never be declared as the default runlevel?

The file myfile.txt contains the following data:

joe:x:100:100:Joe:/home/joe:/bin/bash
mike:x:101:101:Mike:/home/mike:/bin/sh
kevin:x:102:102:Kevin:/home/kevin:/bin/sh
matt:x:103:103:Matt:/home/matt:/bin/sh

What output will be displayed on the screen when the following command is executed:

grep o home myfile.txt

After modifying LILO’s configuration file, what command should you run for the changes to take effect?

Which of the following is true when hard-linked files are present?

Which command will allow an administrator to adjust the number of mounts after which an existing
filesystem will be checked by e2fsck?

While editing a file in vi, you realize that you are changing the wrong file. What vi command
sequence will allow you to quit without saving your changes?

Bob accidentally created the subdirectory bobsdir in his home directory. He tried to remove the
subdirectory with the command rmdir bobsfile only to receive the error, "No such file or directory."
Which command will remove the directory?