AppendixAnswers to Review Questions

Chapter 1: Topic 101: System Architecture

  1. D. The udevadm command is used to work with the udev interface of the kernel, and the monitor subcommand displays kernel uevents and other udev events in real time.

  2. B. Current IRQ assignments are contained in the file /proc/interrupts. Therefore, viewing the contents of the file with a command such as cat will work. There is no “view” command, making option A incorrect. Likewise, there is no /dev/irq file, making options C and D incorrect.

  3. D. Configuration files for udev are found in /etc/udev, which makes option D correct. The other options do not exist.

  4. A. The modprobe command loads the module and its dependencies, if applicable. The lsmod command ...

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