I applied through other source. The process took 4 months. I interviewed at US Army (Fort Shafter, HI) in Mar 2015
Interview
Your board files are reviewed every few years in order to decide if you are ready for the next rank. As a senior officer there is no interview unless you are applying for a specific job.
Interview questions [1]
Question 1
What positions have you held in your career that will make you more qualified for this job than the other applicants?
I applied online. The process took 3 months. I interviewed at US Army (Fort Knox, KY) in May 2014
Interview
Applying for the position is very easy. US Warrant Officer recruiting website provides all of the forms, requirements and job descriptions for multiple open positions. Follow the guided instructions on filling out and submitting the application packet.