R Systems Senior Data Analyst interview questions

There were 3 rounds initial two of them were technical and last one with HR. 1. Round: 3 Panel members First one asked about work ex, second about python programming (map, reduce,numpy array,some basic oops concepts like creating a class for a given scenario), third one drilled into ML concepts(Good questions from ml algos like linear , logistic regression, decision tree,random forest, error metrics, imbalanced dataset etc) 2. Round: With VP discussion around my work ex. ,Data dictionary,type of work I'll be working on all n all a very informative and learning experience for me.