##Day 3 Task: Basic Linux Commands

Task: What is the Linux command to

1. To view what's written in a file.

   command:cat <file name.txt>

   

2. To check which commands you have run till now.

   command:history

   

3. To remove a directory/ Folder.

   command:rmdir <folder name>

   

4. To Remove a file

   command:rm <file name>

   

5. To create a fruits.txt file

   command:touch fruits.txt

   

6. Add content in devops.txt (One in each line) - Apple, Mango, Banana, Cherry, Kiwi, Orange, Guava.

   command: vim fruits.txt

   1. Type i to switch into insert mode so that you can start editing the file. And to exit from 'insert' mode, hit ESC (the escape key).

   

   2. Type command:wq to save and exit your file.

   

7. Show only the top three fruits from the file.

   command: head -3 fruits.txt

   This command prints the first N number of data of the given input. By default, it prints 7 lines.

   

8. Show only the bottom three fruits from the file.

   command: tail -e fruits.txt

   This command prints the last N number of data of the given input. By default, it prints 7 lines.

   

9. To create another file Colors.txt and to view the content.

   command: touch colors.txt

   

10. Add content in Colors.txt (One in each line) - Red, Pink, White, Black, Blue, Orange, Purple, Grey.

    command: vim colors.txt

    1. Type i to switch into insert mode so that you can start editing the file. And to exit from 'insert' mode, hit ESC (the escape key).

    

    2. Type command:wq to save and exit your file.

    

11. To find the difference between fruits.txt and colors.txt files.

    command: diff fruits.txt colors.txt