Perguntas de entrevista de vagas de SQL Server Developer da empresa Cognizant

I was interviewed by Cognizant ..In dec 2018 and HR told me i would get offer letter in a week . 2 months passed but still did not get any offer letter .so guys do not attend interview..do not waste your time this is worst recruitment company....do not join this company...i do not know why they are not releasing offer letter for selected candidates...simply worst..hr worst...indian people please do not join....this company....