This calculation of user capacity for a server has been developed over years of actual applications. The topic has been considered in various forms by others, but this methodology yields insight to the parameters that must be considered. A sample worksheet is included that shows server configuration comparisons.
ICANN is the new non-profit corporation that is assuming responsibility from the U.S. Government for coordinating certain Internet technical functions, including the management of Internet domain name system.
A domain name server is similar to a phone book. It tells the Internet programs (e.g. web browsers) where to go by translating the domain name into an Internet (IP) address. All Internet Service Providers (ISPs) have their own Domain Name Servers. You need 2 Domain Name Server names to specify who is hosting your web site.
Here are the procedure for upgrade Drupal 6 to Drupal 7
-If you are upgrading to Drupal version x.y, then x is known as the major version number, and y is known as the minor version number. The download file will be named drupal-x.y.tar.gz (or drupal-x.y.zip).
If you take a look at the 'blocks' administration page in Drupal, you will see that regions are essentially containers to which you can add those blocks. You can also add other non-block content to a region using PHP. An example of a region is your sidebar.
These regions can be assigned to either the whole page or any other themed elements, including in nodes or comments.