Introduction to Linux
What is Linux?
It is an operating System.
What is Linux ?
The name "Linux" is actually an umbrella term for multiple OS's that are based on
UNIX (another operating system). Thanks to UNIX being open-source, variants of
Linux comes in all shapes and sizes - suited best for what the system is being
used for.
Starting with linux commands
Grep,find and locate command
Operators/Symbols
Symbol /
Operator
&
&&
Description
This operator allows you to run commands in the background of your terminal.
This operator allows you to combine multiple commands together in one line of your terminal.
>
This operator is a redirector - meaning that we can take the output from a command (such as using cat to output a
file) and direct it elsewhere.
>>
This operator does the same function of the > operator but appends the output rather than replacing (meaning
nothing is overwritten).
SSH (Secure Shell)
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SSH allows us to remotely execute commands on another device remotely.
Any data sent between the devices is encrypted when it is sent over a network such as
the Internet
You can access THM by using following
command:
Interacting with FileSystem
Command
Full Name
Purpose
touch
touch
Create file
mkdir
make directory
Create a folder
cp
copy
Copy a file or folder
mv
move
Move a file or folder
rm
remove
Remove a file or folder
file
Linux File Permissions
Text Editors
Nano Editor
Vim Editor
Any
Questions
Assignment
Linux Fundamental 1
https://tryhackme.com/room/linuxfundamentalspart1
Linux Fundamental 2
https://tryhackme.com/room/linuxfundamentalspart2
Linux Fundamental 3
https://tryhackme.com/room/linuxfundamentalspart3