#day2 :Linux Architecture and Fundamental

#day2 :Linux Architecture and Fundamental

I would like to explain slight more Before Jumping directly into the task.

1) What is an operating System ?

operating system is an interface between the user and computer hardware.

2) what are the types of operating system ?

  • single user - single tasking

  • single user - multitasking

  • multi user - multitasking

3) what is the architecture of Linux ?

Architecture of Linux - javatpoint

  • if the user wants to perform any operation on the computer then he cannot interact directly, he needs to use commands.

  • commands are predefined programs.

  • commands will be executed in a shell. shell is an interpreter.

  • shell will do communication with the kernel.

  • kernel is the heart of the OS, It has 2 types

    a)mono for Linux

    b)micro for windows

  • the kernel manages few information,

    1)device information

    2)multitasking information

    3)file system information

Task:

1)Check your present working directory.

/pwd =it will print the absolute path

2)List all the files or directories including hidden files.

/ls -a

3)Create a nested directory A/B/C/D/E

mkdir -p A/B/C/D

additional note: ls -R A : This is a command to check the parent directory.

Thanks for reading,

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