How does the win7 computer check if localhost is in a normal state?

win7 computer how to check if localhost is in a normal state?
1. First, let's press the win+R shortcut on the keyboard to open the running window of the computer, then enter cmd in the running window and click Enter, so you can open the command prompt window of the computer.
2. In the command prompt window, we manually enter the code ping localhost, here we need to explain that, in general, we can only manually input, but in an article in Xiaobian I have talked about how to use the copy operation in the command prompt window. Everyone is interested to take a look. After we type the ping localhost code, just click Enter.

3. figure above we can see the emergence of reply, as well as the appropriate time, which also explains our system is responsive, responsive represents is normal.