Interview question for the post of Data Analyst at TCS IQ
Company Name : Tata IQ
Role: Data Analyst
- Why data science as a career?
- What is p value?
- What is histograms?
- What is confidence interval?
- You are a Sr data analyst at a new Online Cab booking Startups
- How you will do data collection and how you will leverage the data to give useful insights to the Company?
- No Of cabs booking per day in Ranchi
- You are product head manager(not remember exactly) at a NBFC which gives a Secured loans what factors will you consider giving loan to ?
- Inventory Database based on that have to do basic pandas/sql query? Joins / merge to get avg sales, its chart?
- You have a list of 3 numbers return the min diff. Can use any python/sql
- What is Big Data?
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