Most web hosts offer a shared hosting to suit your needs perfectly to begin.
The principle of shared hosting is to run many websites on one server. The machine is usually very powerful, if it is an infrastructure cluster, and helps support the pooling of resources by many sites.

The advantage of inexpensive web hosting is that it requires no special knowledge in system administration and lets you enjoy the simple and rapid launch of your site and give it some visibility on the Internet.
With the success of a site comes on when a shared hosting shows its limits, even though many web hosts offer unlimited promise, in fact, there has necessarily.

Most offers dedicated servers are Linux environment, and although most servers are delivered with an administration interface, go deeper knowledge of system administration are particularly useful.

With a virtual server you have all the advantages of dedicated server in terms of flexibility and opportunity, with some restrictions in terms of power and space. The virtual server is a subset of a dedicated server on which co-exist several independent virtual servers. So you share the same physical server but with guarantees of disk usage, cpu and memory. Infrastructure equipment is generally followed by the host, so you avoid having to worry about the sustainability of the hardware, unlike traditional dedicated server.

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