Storage : Partition

Question 1

Block Devices

Answer 1

● Read/write in blocks of data
● examples: hard drives, solid-state devices

Question 2

Character Devices

Answer 2

● Read/write in character streams of data
● examples: keyboards, mice, serial ports

Question 3

File System

Answer 3

A data structure is used by an operating system to store, retrieve, organize, and manage files and directories on storage devices

Question 4

FAT

Answer 4

An older file system compatible with different operating systems

Question 5

ext2

Answer 5

Used to be the native Linux file system of some older releases

Question 6

ext3

Answer 6

Much faster in recovering data and better ensures data integrity in abrupt system shutdowns

Question 7

ext4

Answer 7

Supports volumes up to one exabyte and files up to 16 terabytes in size

Question 8

XFS

Answer 8

A 64-bit, high-performance journaling file system that provides fast recovery and can handle large files
efficiently

Question 9

BTRFS

Answer 9

Supports volumes of up to 16 exabytes in size and up to 18 quintillion files on each volume

Question 10

Windows supports ____ by default

Answer 10

SMB

Question 11

What are the file systems that shares data over a Network?

Answer 11

Server Message Block (SMB)
Common Internet File System (CIFS)
Network File System (NFS)

Question 12

____ does offer NFS by default

Answer 12

Windows

Question 13

Inode

Answer 13

Stores metadata about a file or directory on a file system

Question 14

What is included in the journaling process?

Answer 14

● Changes to be made
● Background processes
● Pending changes after reboot
● Incomplete entries

Question 15

Virtual File System

Answer 15

A software interface that sits between the kernel and the real file system

Question 16

What allows for multiple file systems to be on a drive?

Answer 16

Virtual File System

Question 17

What are the 2 types of file system labels?

Answer 17

o e2label
▪ ext-based file systems
o xfs_admin
▪ XFS-based file systems

Question 17

File system labels can have up to____

Answer 17

16 characters long

Question 17

Partition

Answer 17

A section of the storage drive that logically acts as a separate drive

Question 17

Partition Primary

Answer 17

Contains one file system or logical drive and is sometimes referred to as a volume

Question 17

Logical

Answer 17

Partitioned and allocated as an independent unit and functions as a separate drive

Question 17

fdisk

Answer 17

Used to create, modify, or delete partitions on a storage drive

Question 17

fdisk -H

Answer 17

Specify number of drive heads

Question 17

fdisk -b

Answer 17

Specify number of drive sectors

Question 17

fdisk -S

Answer 17

Specify number of sectors per track

Question 18

fdisk -l

Answer 18

List partition tables for devices

Question 18

fdisk -s

Answer 18

Print partition size in blocks

Question 18

What option creates a new partition on the fdisk menu?

Answer 18

n

Question 18

What option deletes a partition on the fdisk menu?

Answer 18

d

Question 18

What option list existing partitions on the fdisk menu?

Answer 18

p

Question 19

What option writes drive changes and exit utility on the fdisk menu?

Answer 19

w

Question 20

What option discards changes and exit utility on the fdisk menu?

Answer 20

q

Question 20

parted utility

Answer 20

Used to create, destroy, and resize partitions and runs the GNU Parted utility

Question 21

On the parted utility menu, what option creates partition with the file system type specified?

Answer 21

mkpart

Question 22

partprobe

Answer 22

Used to update the kernel with changes that now exist within the partition table

Question 23

mkfs

Answer 23

Used to build a Linux file system on a device, which is usually a drive partition

Question 24

mkfs - v

Answer 24

Produce verbose output that keeps changing as the program processes

Question 25

mkfs fs

Answer 25

Pass file system-specific options to the file system builder

Question 26

mkfs -c

Answer 26

Check the device for bad blocks before building the file system

Question 27

mkfs -l

Answer 27

Read the list of bad blocks from a specified file

Question 28

fstab

Answer 28

Stores information about storage devices and partitions and where and how they should be mounted

Question 29

/etc/crypttab File

Answer 29

Stores information about encrypted devices and partitions that must be unlocked and mounted on system boot

Question 30

/dev

Answer 30

A special file that contains details about all the files and subdirectories housed within it

Question 31

What are the requirements to set up storage devices?

Answer 31

▪ Partition storage device ▪ Format partition with a file system ▪ Add formatted partition to fstab file

Question 32

/dev/null

Answer 32

A special type of virtual device that discards anything you send or redirect into it

Question 33

/dev/zero

Answer 33

● A special type of virtual device that returns a null character anytime you read from it ● dev/zero will send back the ASCII null character of 0x00

Question 34

What is used to sanitize a drive?

Answer 34

/dev/zero

Question 35

/dev/urandom

Answer 35

A special type of virtual device that returns a randomized series of pseudorandom numbers