what are the technologies used in cloudera manager front end and back end

[#1]

Technology used in front end, back end and tool to build

[#2]

I see that you've posted this message in several places.  Can you be a little bit more clear as to what you are wanting to know about CM?

[#3]

Where can i get the source code of cloudera manager ? what are steps to get the cloudera manager source code

[#4]

Cloudera Manager is proprietary software, source code is not available. Sorry!