title: Similar expression to "Coalesce" in Entity Framework
body: <p>What is the similar query to below code in entity framework c#.</p>
  
  <pre><code>SELECT StudentId,Coalesce(s.FName + ' ' + s.MName + ' ' + s.LName,
      s.FName + ' ' + s.MName,
      s.FName) AS FullName
  FROM Student s
  WHERE s.StudentId = 'S101';
  </code></pre>
  
  <p>Thanks in advance. </p>