title: A UNIX Command to Find the Name of the Student who has the Second Highest Score
body: <p>I am new to Unix Programming. Could you please help me to solve the question.
  For example, If the input file has the below content</p>
  
  <pre><code>RollNo Name Score
  234 ABC 70
  567 QWE 12
  457 RTE 56
  234 XYZ 80
  456 ERT 45
  </code></pre>
  
  <p>The output will be</p>
  
  <pre><code>ABC
  </code></pre>
  
  <p>I tried something like this</p>
  
  <pre><code>sort -k3,3 -rn -t" " | head -n2 | awk '{print $2}'
  </code></pre>