title: URI to access a file in HDFS
body: <p>I have setup a cluster using Ambari that includes 3 nodes .</p>
  
  <p>Now I want to access a file in a HDFS using my client application.</p>
  
  <p>I can find all node URIs under Data Nodes in Amabari.</p>
  
  <p>What is the URI + Port I need to use to access a file ? I have used the default installation process.</p>