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LX0-101 System Architecture > Hardware Settings > Flashcards

Hardware Settings Flashcards

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1
Q

What command will show IRQs?

A

cat /proc/interrupts

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2
Q

What command will show the I/O address information?

A

cat /proc/ioports

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3
Q

What command will show the DMA?

A

cat /proc/dma

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4
Q

What types of adapters can only be connected when the power is off?

A

Coldplug

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5
Q

What types of adapters can be connected when the power is on?

A

Hotplug

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6
Q

What is a program classed as that runs as an ordinary program?

A

User Space

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7
Q

What is a program called that connects directly to hardware?

A

Kernel Space

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8
Q

What daemon provide user information for the hardware?

A

HAL Daemon or hald

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9
Q

What utility controls the /dev filesystem?

A

udev

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10
Q

What command lists all PCI devices connected?

A

lspci

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11
Q

What command will list the kernel modules?

A

lsmod

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12
Q

Which program loads modules WITHOUT dependency?

A

insmod

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13
Q

Which program loads a module WITH dependencies?

A

modprobe

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14
Q

What is the path and name of the modprobe configuration file?

A

/etc/modprobe.conf

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15
Q

What command will remove a kernel module?

A

rmmod

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16
Q

What command lists the usb devices?

A

lsusb

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17
Q

What does the package usbmgr do?

A

Manages usb devices as they are added

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18
Q

What does the package hotplug do?

A

Controls configuration of USB devices

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19
Q

Which are the oldest types of hard disks and use parallel cables?

A

PATA

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20
Q

What type of drive would be identified by /dev/hda?

A

PATA

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21
Q

What are the newer disks replacing PATA?

A

SATA

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22
Q

What does SAS stand for?

A

Serial Attached SCSI

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23
Q

What type of drive would be indentified by /dev/sda

A

SCSI hard drive

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24
Q

What type of drive would be indentified by /dev/sta

A

SCSI tapes

25
Q

What type of drive would be indentified by /dev/scda

A

SCSI CD drive

26
Q

What command will unmount a drive?

A

umount

27
Q

What newer virtual file system exports information about various kernel subsystems, hardware devices and associated device drivers from the kernel’s device model to user space?

A

sysfs

28
Q

What newer virtual file system is used by several utilities to access information about hardware and its driver (kernel modules) such as udev or HAL?

A

sysfs

29
Q

Which newer directory as a virtual filesystem stores and allows modification of the devices connected to the system?

A

/sys

30
Q

What older virtual filesystem provides process and kernel information as files.

A

/proc

31
Q

Which directory hosts devices?

A

/dev

32
Q

What is a technical specification for a inter-process communication (IPC) system, allowing multiple, concurrently-running computer programs (processes) to communicate with one another?

A

dbus

33
Q

What RAID is block-level striping without parity or mirroring?

A

RAID 0

34
Q

What RAID is mirroring without parity or striping?

A

RAID 1

35
Q

What RAID is block-level striping with distributed parity?

A

RAID 5

36
Q

What RAID is block-level striping with double distributed parity?

A

RAID 6

37
Q

What RAID is mirroring without parity, and block-level striping?

A

RAID 1 + 0

38
Q

Describe the image?

A

Mirroring without parity, and block-level striping

39
Q

Describe the image?

A

Block-level striping with double distributed parity

40
Q

Describe the image?

A

Block-level striping with distributed parity

41
Q

Describe the image?

A

Block-level striping without parity or mirroring

42
Q

Describe the image?

A

Mirroring without parity or striping

43
Q

What uses IRQ0?

A

System Timer

44
Q

What uses IRQ1?

A

keyboard

45
Q

What uses IRQ2?

A

Redirected

46
Q

What uses IRQ3?

A

COM2/4

47
Q

What uses IRQ4?

A

COM1/3

48
Q

What uses IRQ5?

A

Reserved/Sound

49
Q

What uses IRQ6?

A

Floppy disk

50
Q

What uses IRQ7?

A

Parallel comms

51
Q

What uses IRQ8?

A

Real time clock

52
Q

What uses IRQ9?

A

Redirected IRQ2

53
Q

What uses IRQ10?

A

reserved

54
Q

What uses IRQ11?

A

reserved

55
Q

What uses IRQ12?

A

PS/2 Mouse

56
Q

What uses IRQ13?

A

Maths co-processor

57
Q

What uses IRQ14?

A

Hard disk

58
Q

What uses IRQ15?

A

reserved

LX0-101 System Architecture (3 decks)

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