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Koch Business Solutions Data Scientist Interview Questions and Answers
Koch Business Solutions Data Scientist Interview Experiences
1 interview found
Anonymous
Selected
I applied via Naukri.com and was interviewed before Mar 2022. There were 3 interview rounds.
(2 Questions)
- Q1. Deep dive into your DS projects and implementation. Some questions about MLOPS and cloud exposure. Basic ML questions
- Q2. Gradient descent Linear regression Time series questions Lightgbm and xgboost
(1 Question)
- Q1. Time series question on ARIMA , ML approach to time series
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Interview Questionnaire
1 Question
- Q1. Please tell me something about yourself.What is your experience? What are your goals and ambitions?Why We should hire you? Strengths and weaknesses etc.
I applied via Referral and was interviewed in Mar 2021. There were 4 interview rounds.
Interview Questionnaire
2 Questions
- Q1. What is data science
- Ans.
Data science is the field of extracting insights and knowledge from data using various techniques and tools.
Data science involves collecting, cleaning, and analyzing data to extract insights.
It uses various techniques such as machine learning, statistical modeling, and data visualization.
Data science is used in various fields such as finance, healthcare, and marketing.
Examples of data science applications include fraud...
- Q2. What is phyton and R
- Ans.
Python and R are programming languages commonly used in data science and statistical analysis.
Python is a general-purpose language with a large community and many libraries for data manipulation and machine learning.
R is a language specifically designed for statistical computing and graphics, with a wide range of packages for data analysis and visualization.
Both languages are popular choices for data scientists and hav...
Interview Preparation Tips
Skills evaluated in this interview
I applied via Company Website and was interviewed in Mar 2022. There were 3 interview rounds.
(1 Question)
- Q1. Firstly discuss with HR about the job role and confirmed of technical round interview schedule then I did receive the date and time
(1 Question)
- Q1. In the technical round will meet with the technical person of the data scientist and I gave the interview starting was very good going but I have stuck in some questions then I didn't select in Infosys
Interview Preparation Tips
- Data Scientist
- Java Developer
- Python
I applied via Referral and was interviewed in May 2022. There was 1 interview round.
(1 Question)
- Q1. What are your projects Explain one in brief
Interview Preparation Tips
I applied via Naukri.com and was interviewed in May 2022. There were 2 interview rounds.
(3 Questions)
- Q1. Tell about yourself?
- Q2. Do you have any questions for me
- Q3. Where you want to see
Interview Preparation Tips
I applied via Referral and was interviewed in May 2022. There were 3 interview rounds.
There was details syllabus and couse cover
Around 20 people participating in o e gd
(1 Question)
- Q1. General information about you
Interview Preparation Tips
Case Study for Data Analysis for marketing company
Group Discussion on Case Study
(2 Questions)
- Q1. Technical round questions about data analytics
- Q2. Technical round about data analytics
Interview Preparation Tips
I applied via Recruitment Consulltant and was interviewed in Feb 2024. There was 1 interview round.
(1 Question)
- Q1. What is L1 and L2 Regularization?
- Ans.
L1 and L2 regularization are techniques used in machine learning to prevent overfitting by adding penalty terms to the cost function.
L1 regularization adds the absolute values of the coefficients as penalty term to the cost function.
L2 regularization adds the squared values of the coefficients as penalty term to the cost function.
L1 regularization can lead to sparse models by forcing some coefficients to be exactly zer...
Skills evaluated in this interview
(1 Question)
- Q1. Statistics Probability questions K mean
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Koch Business Solutions Data Scientist Interview Process
based on 1 interview
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Koch Business Solutions Data Scientist Reviews and Ratings
based on 2 reviews
Rating in categories
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GL Accountant
197
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|  ₹3.6 L/yr - ₹10.2 L/yr |
|
Financial Analyst
113
salaries
| ₹3.6 L/yr - ₹9.8 L/yr |
|
Financial Associate
90
salaries
| ₹3 L/yr - ₹6.5 L/yr |
|
Data Engineer
69
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| ₹9.5 L/yr - ₹36.1 L/yr |
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Software Engineer
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