module 2 coursera (course 4)

Components of Linux

- User - Applications - Shell - Filesystem Hierarchy Standard - Kernel - Hardware

application

A program that performs a specific task

command

An instruction telling the computer to do something

Kali Linux

An open-source distribution of Linux that is widely used in the security industry

parrot

An open-source distribution that is commonly used for security

Linux

An open-source operating system.

shell

Command line interpreter

String Data

Data consisting of an ordered sequence of characters

standard input

Information received by the OS via the command line

standard output

Information returned by the OS through the shell

kernel

The component of the Linux OS that manages processes and memory

Filesystem Hierarchy Standard (FHS)

The component of the Linux OS that organizes data

distributions

The different versions of Linux

user

The person interacting with a computer

echo

a linux command that outputs a specified string of text

standard error

error messages returned by the OS through the shell

Hardware

the physical parts of a computer