Linux Basics

 LINUX  BASICS

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• Today lets see about some basic commands of linux 
• We are gonna use Oracle VirtualBox in which kali linux has been already booted.

-->  Start the VirtualBox and start kali Linux

-->  username : kali && password : kali

-->  

-->  For changing the default passwd:

In case of error in command it will be in red.

-->  For changing current directory and checking directory:

cd <folder_name> : change directory

cd ..  : for moving to previous directory

pwd : present working directory

 

-->  Creating a folder and Creating file inside the folder :

mkdir <folder_name> : make directory

nano <filename> : nano is a text editor which is very easy to use. There are various text editors like Text editor ,Vim,..

when Enter is clicked nano editor open after writing the text press 

Ctrl+O 

Give or Check the file name

Press Enter

Ctrl+X

-->  Now we can list the files in the directory by the command  " ls ": 

--> For reading the file we can use text editor or we can use " cat " command.

cat <file_name>

--> Removing file and folder: 

For removing a file :

rm <file_name> 

For removing empty folder:

rmdir <folder_name>

For removing folder with files:

rm <folder_name> -r