Main File System Locations

Question 1

root

Answer 1

/

Question 2

log files and dynamic content

Answer 2

/var

Question 3

user’s home directory where personal files stored

Answer 3

/home

Question 4

where Linux kernel and supporting files stored

Answer 4

/boot

Question 5

optional sw used by 3rd party sw vendors. Enterprise env makes extensive use of this location

Answer 5

/opt

Question 6

temp storage that acts like RAM

Answer 6

swap

Question 7

when percentage of ram is full the kernel

Answer 7

will move less used data to swap

Question 8

swap partition

Answer 8

on its own

Question 9

swap file (similar to page file on windows)

Answer 9

much slower performance than using dedicate partition

Question 10

swap size older

Answer 10

rule of thumb from 1.5 to 2.0x size of available ram

Question 11

now swap size

Answer 11

no less than 50% of available RAM

Question 12

directory that contains all of your hardware that is attached to your system.

Answer 12

/dev

Question 13

first hard drive
and that could be either a SCSI device or a SDA device that’s connected to your computer.
The A indicates that it is the first drive that is connected to your computer.
At least the first drive that the kernel can recognize.

Answer 13

SDA

Question 14

this is the first partition of the sda drive.

Answer 14

/dev/sda1

Question 15

when you take a partition of a disk or an entire disk for that matter and you mount it to a specific directory.

Answer 15

mount point

Question 16

can be used to mount partitions to dirs or show all existing mounts without any options

Answer 16

mnt cmd

Question 17

used to show all blockd devices on a system and their names

Answer 17

lsblk cmd

Question 18

can be used to list out partition info on the specified disk

Answer 18

fdisk -l/dev/diskname

Question 19

shows a summary of the swap usage on a system and is the same info that can be
found in /proc/swaps

Answer 19

swapon –summary