Sequretek It Solutions Soc Analyst 1 Interview Questions and Answers

Q1. When do you prefer Decision Tree better than Random Forest model if model outputs are similar
Ans. 
Decision Tree is preferred over Random Forest when interpretability is important.
• Decision Tree is easier to interpret and visualize than Random Forest.

• Decision Tree is better suited for small datasets with few features.

• Random Forest is better suited for large datasets with many features.

• Random Forest is less prone to overfitting than Decision Tree.

• Decision Tree can be used as a building block for Random Forest.

• If inter...read more
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Q1. Why do you want to work here
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Usually Hr will ask about your profile, projects and your interests

Q1. Revolves around Probability, Stats, ML and Project
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Case study: Help a Dairy company in launch of there premium product in Tier 2 city

Q1. What are your strengths and weaknesses?
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Q2. Tell me about yourself.
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Q1. Aptitude questions on various topics
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Q2. Case study analysis questions
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Q1. Details about past internships and project
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Q2. Simple Analysis questions
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Q1. Modelling questions
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Q2. Linear regression assumptions
Ans. 
Linear regression assumptions include linearity, independence, homoscedasticity, and normality.
• Assumption of linearity: The relationship between the independent and dependent variables is linear.

• Assumption of independence: The residuals are independent of each other.

• Assumption of homoscedasticity: The variance of the residuals is constant across all levels of the independent variables.

• Assumption of normality: The resid...read more
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Q3. Tree based models
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Q1. Fitment round taken by HR
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Aptitude mcq questions were asked. Next round was also an mcq round but it was based on English only, audio based and comprehension based questions

Q1. Technical and HR round was conducted together.
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Questions on quant, logical reasoning and english

Q1. Case study was asked and how can we solve this mathematically.
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A case study on factors affecting sales was asked.

Q1. Discussion on salary and other benefits
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Mcqs , general maths questions