title: How can I tell if I have Service Pack 1 for Visual Studio 2010 installed?
body: <p>How can I tell if a computer has Service Pack 1 for Visual Studio 2010 Ultimate?</p>
  
  <p>I assume it is by version number, but I don't know what version means what. (The version I am looking at is <strong>10.0.30319.1 RTMRel</strong>.)</p>