Linux is a very secure operating system as compare to Microsoft Windows. Linux is totally free for every one but windows is not for free. So many peoples using Linux for save their money and data.
But there is a big drawback of Linux is that you cant install windows software in Linux.
I am happy to say that you can install adobe reader also in Linux easily. Yes ! Adobe Reader also available for Linux operating system.
You can reader and write pdf files in Linux using adobe reader and acrobat reader.
Watch given video for help to install adobe reader in Linux