10 Basic Linux and UNIX Commands for Beginners with examples

This article provide basic Linux and UNIX commands for Beginners with examples

1. cd Command

   
     To change directory to home.

$  cd /home

     To change directory to root.

$  cd /

     To get one level up from you'r current directory .

$  cd ..

2. mkdir Command

    To create a new directory called test.

$  mkdir test

     To create a new directory called test1 , test2 , test3 at once.

$  mkdir test1 test2 test3

     To create a directory tree.

$  mkdir a/b/c

3. vim Command

    To create a new file called text1.txt.

$  vim text1

     To open a existing file called text2.txt.

$  vim text2.txt

4. pwd Command

    To print the current working directory.

$  pwd

5. ls Command

    To view the content of a directory files and folders.

    $  ls

    To get a detailed viewed directory files and folders.

    $  ls -la

 6. clear Command

    To clear the screen.

$  clear

7. cp Command

    To copy a file .
    
    $  cp /home/aaa.txt /home/bbb.txt

8. init Command

    To shutdown the computer.

    $  init 0

    To restart the computer.

    $  init 6

9. rm Command

    To Delete a file .
    
    $  rm /home/aaa.txt

  To Delete a Directory contain files .
    
    $  rm -rf /home/test

10. passwd Command

 To change a password of the current user .

    $  passwd

    To change a password of a user.

    $  passwd root