Introduction to Linux I Chapter 15 Exam

Last Updated on April 2, 2018 by Admin

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