- computer where the web program is placed,
- computer where it must be connected 24 hours continuously.
If you are critical throughout producing a great educational web site, self-hosted blog site or even setting up your own first E-Commerce internet site you're going to require a great and also reputable web host company. Naturally stability is sold with cash in market place.
In order for a site not banned Google then must follow the terms of the Google Quality Guidelines. By following these rules, most likely your sites are free from banned.
Each link to the page you are considered as a vote. Links from pages that have a higher PageRank is deemed to have excellent vote values. Google gives more attention to the link and take it as an important vote. In addition, more and more links will strengthen the value of PageRank.
Google PageRank plays an important role in doing business on the internet. Google PageRank is often abbreviated to PR. PR rank starts from 0 to 10. PR 0 is the lowest ranking while the PR 10 is the highest ranking.
If you choose a hosting company, choose one that has the customer service is always ready to serve you. The longer the customer service is available, the hosting company is more bona fide. If the hosting company that provides customer service 24 hours a day means that the company has stable and reliable.

There are very many domains other than those mentioned above. In addition, each country also has a domain that shows the name of the country. For example, Indonesia (because I am from Indonesia) have domain names ending with the characteristic of the id. Some example: