Here I am going to show you how to make your life easier with virtualization in fedora. If you are still unaware of virtualization click here, read any of the site and come back again. VirtualBox supports lots of Operating System (Windows, Linux, Solaris, BSD, etc..) and is easy to install and configure. These are some easy steps to install VirtualBox on your system.
1) Create a file with your favourite text editor named VirtualBox.repo and copy the following lines into the file.
name=Fedora $releasever - $basearch - VirtualBox
2) Copy the file to /etc/yum.repos.d
3) Install VirtualBox with yum command
sudo yum -y install VirtualBox
Now go to Application > System Tools > Sun VirtualBox and create your virtual machine.