Which is preferable to start with in automatic control programming java,python,matlab,labview

Answer 1

Take a look here, please:

https://softwareengineering.stackexchange.com/questions/19292/best-language-or-tool-for-automating-tedious-manual-tasks

Answer 2

I suggest you python.
Python has several powerful libraries in the most domains that help you to achieve your goals without spending long time.

Answer 3

I echo prosper's sentiment in addition to that a clean & simple syntax means you spend most time on the actual problem