Below are the some points on Linux vs Windows Hosting.
1) This depends entirely on the application you are about to start.
2) If it is going to be one of the most common CMS systems like Wordpress, Joomla, Drupal or E-commerce platform, they are all PHP based so the answer is that you are looking for a Linux hosting.
3) If it is going to be based on ASP, .NET or anything Microsoft related, it should be hosted on a Windows server. More information on the topic you can find in our Linux vs Windows hosting article.
