lbains

I realized it after posting that it wouldn't work

I used another mouse down event case and wired a value of -1 to the ring control, so the same value selected also triggers a value change event.

Tabs cannot be duplicated while the vi is running.

Refer to this link, it might provide you insight into what exactly needs to be covered

http://download.ni.com/evaluation/certification/cld/cld_exam_prep_guide_english.pdf

Well the intention of this community is that people can look up and take some help from the forum or the repository, I would suggest you post your solution and may be mark that as accepted solution.

That would be beneficial for all. Cheers

Use "transpose array" function just before the output in your code