Iris Software Senior Data Analyst Interview Questions and Answers

Questions on SQL, Python and Data Science. SQL joins and Cumulative Sum question followed by Python function definitions to lambda functions - square the odd digits in array using lambda function. Data Science - Which test metric to use for assessing CTR and when to differentiate between Mean Sq Error and R2 coefficient of Variation. Overall medium difficulty questions.

Coding and mcq round

Q1. Question related to your project
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Q1. Basic questions on sql
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Q2. Basics of python
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5 coding questions to evaluate data structure and algorithms shared over an online coding platform.

Q1. Machine learning fundamentals and problems related to past projects
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Q2. Aptitude and logical reasoning questions
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Case study to evaluate the problem solving strategy

Sql and python coding problems

Q1. SQL based case study
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Q1. Just salary discussion
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I had to go with 3 live coding problems in which they included concepts on recursion and dynamic programming.

Q1. Here I had to go with the technical questions of python and data analytics-related domain. The questions level was moderate and I also had to do one hands-on which was very easy.
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Q1. It was also a technical round and it was kind of mixed up like coding in python and data science related basic questions and some questions to check my understanding of data structures and problem-solving ...read more
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Q1. Core technical round on Coding, Scenario based.
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Q1. Techno Managerial Discussion with the Director
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