Web hosting is all about conveying your idea to the world with the support of technology and available worldwide.
If you want to start a business and you want to convey the world that you are on the business, web hosting is the best method to do it. Finding a good web host company is important. A host with latest technology, space and best rates can be selected. There are many companies in the market with lot of free and unlimited offers. Select the right one who will provide you with round the clock service and uptime. The host company is providing you the server space which is the fundamental thing and it is located in their data center. Data Center servers connected to the net and a log in and password giving to the client to manage the contents from your systems. Email accounts managed through mail servers. Web browsing done through the web site address which is managed based on the server's address.
There are many type of hosting services and depends upon your requirement you have to identify which one should be selected such as Shared hosting where without much invest you can share a servers space. If you are a big player and interested in your own server you can select a dedicated server where your security is best assured. A business site hosting need much more security where you may need to do ecommerce activities. The cost for a business web site will be much more than other web sites. Loading of small files and web pages are done by the host company on free of cost through FTP (File Transfer Protocol) technology. If you need a separate web address you need to register your domain name with necessary payment for it.
There are companies which provide free space and for beginners free sites are best to experiment.
Shifting of web sites from one server to the other one based on your requirement and their performance can be done easily.