Getting full access to the server is beneficial as well as harmful also. You can mess up all setting by mistake if you have full access. You cannot do such stupid thing in Shared Web Hosting.
Linux web server is very well-known that capable of running hundreds of tasks at the same time with stability. But it doesn't mean Windows web server is bad. The right term would be like this; Linux can max out server capacity but windows can not. So web hosting company maybe do this: 400 shared hosting account if using Linux and 350 shared hosting account if using Windows platform.
Just understand one thing; dedicated hard work over long hours generates a big money income. Now look again at what Affordable Web Hosting is in the context of real work.
It is almost impractical to establish which web host is the absolute fastest around because there are so many web host companies. You can get some reviews by reading blogs, checking out forums or reviewing IT magazines, if you wish.
Check out the web hosting company customer support. The quality often varies between hosting companies. All hosting providers claim to have superior customer support, but most of the time; this is just not the case. You might want to contact current and past customers, and ask about their experiences. Most Shared Web Hosting UK hosts have community forums and online support options. Check these out as they may give you some insight as to the quality of the support you may receive.
Some examples of domain names are "http://www.google.com" and "http://www.google.co.uk". First one is .com extension and second is United Kingdom extension domain name.
Finally, don't change web host at inappropriate times. Changing web hosts can mean a lot of technical changes and even loss of data. Because of this, it becomes all the more important for you to think things through before deciding on a web host. You need to find one with whom you can partner with for a long time.