title: Random Rename pc c#
body: <p>I am beginner in C# and have some small projects.
  I want to know if it is possible to get commands <code>cmd</code> process to change name of pc.
  I have found some commands but on I need to know the current name of the computer.</p>
  <p>What I need is:</p>
  <ul>
  <li>Start process cmd</li>
  <li>Change the name of the computer whitout asking current name</li>
  </ul>
  <p>Sorry for my bad  English.
  Thanks all</p>