Linux Commands Flashcards

1
Q

Su

A

Switch user
(Linux)

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2
Q

Sudo

A

Elevate to root user permission

(Linux)

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3
Q

Useradd

A

Add users

(Linux)

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4
Q

Usermod

A

Modify users

(Linux)

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5
Q

Userdel

A

Delete users

(Linux)

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6
Q

Groupadd

A

Add group

(Linux)

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7
Q

Groupmod

A

Modify groups

(Linux)

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8
Q

Groupdel

A

Delete group

(Linux)

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9
Q

Chmod

A

Change mod
Change user, groups, and everyone permissions
R(4) W(2) X(1) = 7

(Linux)

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10
Q

Chown

A

Change owner of files

(Linux)

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11
Q

Chgrp

A

Change group permissions of a file

(Linux)

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12
Q

Apt

A

Application manager for Debian based systems

(Linux)

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13
Q

Rpm —> yum —> dnf

A

Red hat based application manager

(Linux)

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14
Q

Samba

A

Linux smb that allows it to communicate with windows

(Linux)

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15
Q

Cron

A

Linux scheduling service

(Linux)

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16
Q

Ls

A

List command
(Same as dir)

(Linux)

17
Q

PWD

A

Print working directory

(Linux)

18
Q

MV

A

Move command

(Linux)

19
Q

CP

A

Copy

(Linux)

20
Q

RM

A

Remove

(Linux)

21
Q

DF

A

Disk space available on filesystem

(Linux)

22
Q

DU

A

Disk usage
See all files and how much disk space they are using

(Linux)

23
Q

Nano and Pico

A

Visual text editors

(Linux)

24
Q

VI and VIM

A

More difficult but advanced text editors

(Linux)

25
Q

Cat

A

Concatenating
Or displaying the contents of files

(Linux)

26
Q

Find

A

Search for a file

(Linux)

27
Q

Grep

A

Search for content inside of a file

(Linux)

28
Q

PS

A

Shows process ID

(Linux)

29
Q

TOP

A

Shows running processes and memory usage

(Linux)

30
Q

IP

A

Ipconfig

(Linux)

31
Q

Dig

A

DNS information

(Linux)

32
Q

Man

A

Manual
(Better help)

(Linux)