Introduction to Linux I Chapter 15 Exam

Introduction to Linux I Chapter 15 Exam Answer

  1. Question ID 1033

    Which of the following commands is used to view the summary of CPUs in the system?

    • cpustat
    • more /proc/cpuinfo
    • ls -cpu
    • lscpu
  2. Question ID 1034

    What is the maximum memory that a 64 bit processor can theoretically use?

    • 16 EiB
    • 8 GiB
    • 2 GiB
    • 4 GiB
  3. Question ID 1035

    Which command is used to view the summary of the RAM and swap space?

    • du
    • lsmem
    • iostat
    • free
  4. Question ID 1036

    Which of the following is not a characteristic of firmware?

    • Change settings to affect the use of external devices
    • Change runlevels
    • Tests the components upon startup
    • Typically stored in ROM
  5. Question ID 1037

    Which of the following is not a mass storage device?

    • FireWire
    • SATA drive
    • USB
    • Thunderbird
  6. Question ID 1038

    Coldplug devices are devices that are connected when the power is off.

    True or False?

    • True
    • False
  7. Question ID 1039

    To use “plug and play”, which components must support hotplugging that device?

    • Device Driver, Interface, Operating System
    • Device, Interface, Operating System, RAM
    • Device Driver, Interface, ROM
    • Device Driver, USB, Operating System
  8. Question ID 1040

    Which of the following resources are used by devices to communicate with the system?

    • IO Channels, IO Memory, Interrupts and DMA Ports
    • IO Ports, RAM, Interrupts and DMA Channels
    • IO Ports, IO Memory, Interrupts, and DMA Channels
    • IO Ports, IO Memory, Signals and DMA Channels
  9. Question ID 1041

    Interrupts cannot be shared between devices.

    True or False?

    • True
    • False
  10. Question ID 1042

    Which of the following commands is used to view the network interface controller connected on the PCI bus?

    • lsmod
    • lsusb
    • lspci
    • lsnet
  11. Question ID 1043

    Which of the following commands is used to view the details of an external drive connected to a USB port?

    • lsusb -v
    • lsusb-u
    • lspci -u
    • lsmod -u
  12. Question ID 1044

    Which option of the lspci command would you use to troubleshoot a network interface card?

    • -nn
    • -r
    • -t
    • -a
  13. Question ID 1045

    The _____ is a kernel module used by the kernel to manage hardware devices.

    • Driver
    • Configuration file
    • Subsystem
    • Interface
  14. Question ID 1046

    Which of the following is not a function of the udev subsystem?

    • Create device node when a new device is connected
    • Maintain psuedo filesystem in the /dev directory
    • Remove device node when a device is removed
    • Maintain log files
  15. Question ID 1047

    HALD is the abbreviation for:

    • Hardware Abstraction Layer Driver
    • Hardware Abstraction Layer Daemon
    • Hardware Availability Layer Daemon
    • Hardware Attribute Layer Daemon
  16. Question ID 1048

    What is the notification mechanism used to inform programs about a change in state of hardware devices?

    • DBUS sends notifications to HALD
    • HALD uses dbus to send notifications
    • Programs query HALD directly
    • DBUS forwards queries from programs to HALD
  17. Question ID 1049

    Which of the following is not true about kernel modules?

    • They can be compiled into the kernel itself
    • They are loaded automatically by the kernel
    • They are software to support devices
    • They are plug and play hardware devices
  18. Question ID 1050

    The _____ command is used to load a module along with its dependencies.

    • insmod
    • modprobe
    • ldmod
    • lsmod

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