Kotak Mahindra Bank Senior Data Analyst Interview Questions and Answers for Experienced

Q1. What about your self?
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Q2. Family background
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Q3. Power BI test and advanced excel
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Q4. Microsoft access test
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Q5. Python test and One to one discussion with super boss
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Q1. Logistic regression loss function
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Q2. Step function in ML context
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Step function is a function that returns a constant value for a certain range of inputs.
• In machine learning, step functions are used as activation functions in neural networks.

• They are typically used in binary classification problems where the output is either 0 or 1.

• Examples include Heaviside step function and sigmoid step function.
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Q1. 1. Introduction
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Q2. 2. Project description
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Developed a predictive model to forecast sales based on historical data
• Used machine learning algorithms to analyze sales trends

• Incorporated external factors like seasonality and promotions into the model

• Validated the model using cross-validation techniques
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Q3. Basics for spark and scala
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It was okay as the interview was scheduled on time.

Q1. They asked questions in the interview Including Python, Machine learning, SQL, Power BI
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Q1. Case studies, puzzle , Sql, guesstimate, projects
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Q1. Puzzles, probability, work experience
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Q1. Python, pyspark
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Q1. Behavioral round
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Q1. What about your self?
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Q2. Family background
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Q3. Power BI test and advanced excel
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Q4. Microsoft access test
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Q5. Python test and One to one discussion with super boss
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SQL server

SQL DBA

Q1. Salary discussed, Appts test
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