Chapter 6
Practice Exam

1. Which command enables you to view the current IRQ assignments?

   1. view /proc/irq
   2. cat /proc/interrupts
   3. cat /dev/irq
   4. less /dev/irq

2. Configuration of udev devices is done by working with files in which directory?

   1. /udev/devices
   2. /devices/
   3. /udev/config
   4. /etc/udev

3. Which command is used to automatically load a module and its dependencies?

   1. modprobe
   2. lsmod
   3. insmod
   4. rmmod

4. During boot of a system with GRUB, which key can be pressed to display the GRUB menu?

   1. Shift
   2. E
   3. V
   4. H

5. Which command can be used to view the kernel ring buffer in order to troubleshoot the boot process?

   1. lsboot
   2. boot-log
   3. krblog
   4. dmesg

6. Which statement best describes the following, displayed using the ls -la command?

   lrwxrwxrwx. 1 root root 35 Jul 8 2014 .fetchmailrc -> .configs/fetchmail/.fetchmailrc

   1. It is a file called .fetchmailrc that is linked using a symbolic link.
   2. It is a file called .configs/fetchmail/.fetchmailrc that is owned by lrwxrwxrwx.
   3. It is a directory called .fetchmailrc...