title: How to check if a web server is installed in a Linux machine?
body: <p>Good morning folks,</p>
  
  <p>Basic question :-)</p>
  
  <ol>
  <li><p>How to check if a web server is installed in a Linux machine?
  I dont know if any web server installed or not. If installed I would like to use it to build a web 
  service. </p></li>
  <li><p>If a web Server installed, how to check where it is installed, path , properties etc..</p></li>
  </ol>
  
  <p>Thank you for your time!</p>