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Linux Commands

The document provides descriptions of various Linux commands and their functions. It discusses commands for listing files, changing directories, checking the system path, viewing network information, editing and manipulating files and folders, managing permissions, viewing system resources, killing processes, and taking screenshots. It also includes links to resources on Unix, Linux, shell scripting, and cybersecurity training.

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Srinivas Naidu T S
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44 views5 pages

Linux Commands

The document provides descriptions of various Linux commands and their functions. It discusses commands for listing files, changing directories, checking the system path, viewing network information, editing and manipulating files and folders, managing permissions, viewing system resources, killing processes, and taking screenshots. It also includes links to resources on Unix, Linux, shell scripting, and cybersecurity training.

Uploaded by

Srinivas Naidu T S
Copyright
© © All Rights Reserved
We take content rights seriously. If you suspect this is your content, claim it here.
Available Formats
Download as XLSX, PDF, TXT or read online on Scribd
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Commands

LS
LS-L
LS- A
CD File name
CD ..
PWD
HISTORY
UNAME -N
UNAME -R
UNAME -V
UNAME-M
UNAME-P
W
IFCONFIG
WHOAMI
CD -
TOUCH FILE NAME
RM FILE NAME
VI FILE NAME
ESC & ZZ (CAPITAL BOTH THE LETTERS)
MKDIR
RMDIR
CAT FILE NAME
FREE
RM -RF
CHMOD +RWX
CHMOD -RWX
CAT /ETC/OS-RELEASE
SUDO HOSTNAMECTL
CP -R
CP
LS /HOME/ADMIN_UBUNTU/DESKTOP
CHMOD 777

HTOP
VMSTAT
MV FILE NAME
CTRL+E
RIGHT CTRL+F
kill -9 2768
Description
LIST OF THE FILES IN A GIVEN DIRECTORY IN A HORIZONTAL
LIST OF THE FILES IN A GIVEN DIRECTORY IN A VERTICAL
WILL LIST ALL FILES INCLUDING HIDDEN FILES
CHANGE CURRENT WORKING DIRECTORY IT WILL ALLOW US TO MOVE INSIDE

SHOWS THE FULL PATH NAME OF YOUR CURRENT DIRECTORY


DISPLAYS ALL THE COMMANDS WE HAVE TYPED SO FAR SERIAL WISE
DISPLAYS THE NETWORK NODE IE.. THE HOST NAME
DISPLAYS THE KERNEL VERSION
DISPLAYS THE VERSION DATE OF THE KERNEL
DISPLAYS THE MACHINE HARDWARE NAME
SAME AS ABOVE
SHOWS WHO HAS LOGGED IN AND WHAT THEY ARE DOING
IT WILL SHOW THE IP ADDRESS AND MAC ADDRESS
PRINTS THE USERNAME OF THE CURRENT USER
IT WILL SHOW WHICH DIRECTORY WE ARE IN
WILL CREATE A NEW FILE NOT DIRECTORY
WILL DELETE OR REMOVE ONLY THE FILE NOT DIRECTORY
WILL ALLOW YOU TO EDIT
SAVE AND QUIT
IT WILL CREATE THE NEW FOLDER
IT WILL DELETE THE EMPTY FOLDER ie.. IF THERE IS ANY FILE INSIDE IT WILL NOT ALLOW TO DELETE
WILL ALLOW YOU TO JUST VIEW THE FILE NOT TO EDIT
DISPLAY AMOUNT OF FREE AND USED MEMORY IN THE SYSTEM
RECURISELVY FORCE AND REMOVE THE FILE
TO GIVE PERSMISSIONS TO THE FILE NAME
TO REMOVE PERSMISSIONS
DISPLAYS OS VERSION IN DETAIL
TO CHECK THE PC NAME OPERATING SYSTEM VERSION AND OTHER STUFF LIKE KERNEL VERSION AND ALL
USED TO COPY THE DIRECTORY (FOLDER) ONLY
USED TO COPY THE FILE ONLY
IF WE GIVE LS PATH NAME THEN IT WILL SHOW WHAT FILES OR FOLDERS ARE THERE INSIDE THE DESKTOP

USED TO FIND THE MEMORY LOAD OF EACH PROCESS


USED TO REPORT STATISTICS OF VIRTUAL MEMORY
RENAME THE FILE NAME
TAKING THE SCREENSHOT
SHORT CUT KEYS
CTRL+SHIFT+W CLOSING THE TERMINAL
CTRL+ALT+T OPENING THE NEW TERMINAL

CLEAR or CLTR C CLEAR THE SESSION

DIVIDED INTO 3 CATEGORIES USERS READ 4


GROUPS WRITE 2
OTHERS EXECUTE 1
https://www.quora.com/What-is-the-future-of-Unix-Linux-and-Shell-scripting
https://www.youtube.com/watch?v=9ckXibjManw
https://www.youtube.com/watch?v=_tCY-c-sPZc
https://www.simplilearn.com/tutorials/cyber-security-tutorial/how-to-become-an-ethical-hacker
https://training.linuxfoundation.org/training/essentials-of-linux-system-administration/
Link Shell
Video Shell
Video Linux Harry
Link Ethical hacking
Link Linux

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