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LPIC-1 101 CloudGuru

QuestionAnswer
Filesystem that does not exist on a physical hard disk, but rather in RAM while a system is running. Pseudo file system
List the two primary pseudo file system locations in Linux. /proc and /sys
Pseudo File Systems - Contains information about the processes running on a system. Processes are listed by PID, with hardware and process data both in the same directory structure. /proc
Pseudo File Systems - Contains information about the system's hardware and kernel modules. No process information is listed here. /sys
This command shows local documetation on the /proc pseudo file system. man proc
Linux Kernel Utilities - Displays information about the currently running kernel. uname
Linux Kernel Utilities - Displays a listing of all currently loaded kernel modules. lsmod
Linux Kernel Utilities - Displays information about a specified kernel module. modinfo
Linux Kernel Utilities - Command used to dynamically load and unload kernel modules at runtime. modprobe modprobe <name> loads a module modprobe -r <name> unloads or removes a module
This directory contains information on all of the connected hardware on a system. /dev
The device manager for the linux kernel, links information on system hardware to /dev udev
Sends data messages between applications, a conduit of information about what is going on in the system, udev utilizes this to notify users and the system when new hardware is attached. D-Bus
This command displays information on PCI devices attached to the system. lspci (lspci -k lists out which components are being used with a particular kernel module)
This command displays information on processors on a system. lscpu
This command displays information on all block devices attached to a system. lsblk
Created by: douros05
 

 



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