Cognizant Customer Service Representative interview questions

Normal Hr Questions, Face to Face Round with Hr Executive, Written Test, Typing Test and Face to Face Round with Operation Manager. Got offer letter after 1.5 months later. Very lengthy selection process

I received an email to go on google hangouts on a Saturday. I scheduled for a Tuesday, They asked 15 questions one question which was a RED FLAG, was " What BANK do you bank with and how long you were with that bank? so we can see if it TALLY with our payment system. system" Once I declined to answer that question. I then was on for 12 minutes to get the RUDEST RUDEST response. It was poorly written " We dont want you anymores, nor a good candidate.