Excel - sumifs, rank, lookup, pivot, slicer, match, index SQL - queries on joins, rank, partition, group, order, having clause etc Data Analytics - Modelling techniques, steps, model validation, types of models etc Power BI - Aggregations, modelling, slicers, sorting, filtering Case study - Expense/Cost optimization General - Past experience, data management, data cleansing, ETL, retail concepts, finance concepts
what is your weakness
1. Bias-Variance tradeoff 2. supervised learning algo 3. Random forest working 4. program to check if given number is power of 3.
Mostly about scenarios
Talk about statistical methods such as regression
How do you handle stress?
Experience with SQL Soft skills ....
which kind of clusterization you know?
What's the database you used at your last job?
Basic questions on work process, how you respond to certain challenges, enumerating on your previous experiences.
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