Cognizant Data Scientist interview questions

1. Aptitude (Multiple Choice Question in Programming Construct, DSA, Algorithms ,Database/SQL ,Web UI) and coding round (Basic Coding Medium Level Coding and Difficult Competitive Coding and 2 Difficult DSA,SQL) 2. Technical round 3. HR round

It was a nice interview, he started off by asking my intro and then proceeded to the questions where he asked me about stats and basic machine learning algorithms, then asked me bout my project