@Kelvin Pompeu Thanks for the information. Setting up an instance on AWS from scratch to prepare and practice each item seems helpful. Hopeful Hortonworks can provide more information and guidance about HDFCNA. ... View more

My Sandbox is v2.6.4. The latest version from Hortonwork is also v2.6.4. It works for Ranger installation. ... View more

Which instance are you using? Sandbox or AWS practice instance? Install Ranger is part of the exam requirement. I had tried multiple times before I did the exam. I was able to install in both Sandbox and AWS instances. You can try to download the latest Sandbox and give a go. ... View more

What was your OS level change? Was there a permission change? ... View more

HI David, Hortonwork HDP Sandbox is the best way to start. You can download the Sandbox from below link: https://hortonworks.com/downloads/#sandbox It also has very good Tutorials for you to learn step by step. Thanks Kevin Han ... View more

Good to know. Thanks for sharing! I will give a try. ... View more

Hi, your MySQL Service is part of your Hive Service. You can't only delete the MySQL Service. ... View more

Hi, the HDPCA exam objectives have provided all the detail, include Ranger and Knox. It is quite easy just follow the steps to complete the installation for Ranger and Knox. ... View more