In the past few years, this has changed drastically. It is now the rare home without a computer, and it is becoming even more common to have multiple computers in a house. As computers moved from the office to the home, so have other technologies. One very interesting one that has great benefits with multiple computers is networking. Home users who have two or more computers are now beginning to network them and seeing the many advantages of this.
People like to refer to things by word names.
The conversion of these human-friendly names to IP addresses is called name resolution and there are several ways to perform it. To understand this process and the tools used, I will walk through a hypothetical resolution. Let's suppose you simply want to ping another host on the internet. This file is a simple text file matching host names to IP addresses. These computers are called nameservers.