Cognizant Programmmer analyst interview questions

It had aptitude and coding followed by communication round which were fairly easy, if a candidate clears these, they will be selected for either genc,genc pro and genc next, then face to face interview

Was very friendly basic oops stuff, since i was graduating basic data structure sql queries with behaviour questions Final round was with hr final offer was through email Relational DBs (Postgres, MySQL) NoSQL DBs (MongoDB, DynamoDB, Cassandra, Redis) Indexing (B-tree, hash index, full-text)