90DaysOfDevops-Day3

Day-3 Task

• To view what's written in a file.

    cat your_file_name
  

    nano your_file_name
  

    vim your_file_name
  

• To check which commands you have run till now.

    history
  

  

  To remove a directory/ Folder.

    rmdir Directoryname
  

    rm -r Directoryname
  

• To create a fruits.txt file and to view the content.

    touch fruits.txt
  

    nano fruits.txt
  

    vim fruits.txt
  

  To view the content of a file, for ex. fruits.txt

    cat fruits.txt
  

    nano fruits.txt
  

    vim fruits.txt
  

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

•   # You can use nano or vim editor for adding content to your file.
    for ex. 
    nano devops.text 
    vim devops.text
  

  note: if you are using nano editor use nano command it will open nano editor after adding content press Ctrl+x then y for yes and hit enter.

  If you are using Vim editor then use vim command then hit i for insert then add your content. after adding content hit esc colon wq like this (esc+:+wq) then enter.

• To Show only top three fruits from the file.

    head -3 fruits.txt
  

• To Show only bottom three fruits from the file.

    tail -3 fruits.txt
  

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

    nano Colors.txt
  

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

nano Colors.txt

• To find the difference between fruits.txt and Colors.txt file.

 diff fruits.txt Colors.txt