Mondelez International Data Scientist Interview Questions and Answers

Q1. What is confusion matrix
Ans. 
Confusion matrix is a table used to evaluate the performance of a classification model.
• It is a matrix with rows representing the actual classes and columns representing the predicted classes.

• It helps in visualizing the performance of a classification model by showing the counts of true positive, true negative, false positive, and false negative predictions.

• It is commonly used in machine learning to assess the accuracy ...read more
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Q2. What is r2 and adjusted r2 and their differenec
Ans. 
r2 and adjusted r2 are metrics used to evaluate the goodness of fit of a regression model.
• r2 (R-squared) measures the proportion of the variance in the dependent variable that is predictable from the independent variables.

• Adjusted r2 is a modified version of r2 that adjusts for the number of predictors in the model, providing a more accurate assessment of the model's goodness of fit.

• r2 always increases when adding more...read more
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Q1. Do you know about Sap & excel?
Ans. 
Yes, I am familiar with both SAP and Excel.
• I have experience using SAP for inventory management and financial reporting.

• I am proficient in Excel for data analysis and reporting.

• I have used Excel to create pivot tables, charts, and graphs for presentations.

• I have also used SAP and Excel together to extract and analyze data for business insights.
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Q2. Which do you know module of Sap?
Ans. 
I have knowledge of multiple modules in SAP including MM, SD, FI, and CO.
• I have experience in Material Management (MM) module which deals with procurement and inventory management.

• I also have knowledge of Sales and Distribution (SD) module which deals with sales and order processing.

• I am familiar with Financial Accounting (FI) and Controlling (CO) modules which deal with financial management and reporting.

• I have worked...read more
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Excel,sql,advance excel

Sql,excel,advanced excel

Contains Arithmetic and reasoning questions around 20

Q1. Self Introduction
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Q2. Current role and Responsibilities
Ans. 
I am currently working as a Data Analyst at XYZ Company, responsible for analyzing and interpreting complex data sets to provide insights and recommendations.
• Analyzing large datasets to identify trends and patterns

• Creating visualizations and reports to communicate findings

• Collaborating with cross-functional teams to drive data-driven decision making

• Developing and maintaining data models and databases

• Automating data col
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Q3. Business Questions and Data sources used
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Q4. 5 Questions on Tableau mostly on LOD, Multiple data handling, Parameters, and Visualization
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Q5. 5 Business questions. Difference between Small Stores and big Retailers, How can we attract Customers, Availability of Products in the Store
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Q6. 2 Questions on SQL Query. on Joins with Examples
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Q1. Self Introduction
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Q2. Previous Employer, Why you left?
Ans. 
Seeking new challenges and growth opportunities.
• Desired career advancement

• Limited opportunities for growth at previous employer

• Seeking new challenges and experiences
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Q3. Do you know about our Company brands and Market
Ans. 
Yes, I am familiar with your company brands and market.
• I have researched your company's products and services

• I am aware of your target market and competitors

• I understand the current trends and challenges in the industry
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Q4. General Questions like where you live, Our office is in Mumbai will you comfortable in Hybrid work.
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Q5. What is your Salary Expectations
Ans. 
I am looking for a competitive salary based on my experience and skills.
• Research industry standards for data analyst salaries

• Consider your level of experience and skills

• Factor in location and cost of living

• Be prepared to negotiate based on benefits and perks offered
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Excel assignment on dashboard and analysis

Tableau dashboard assignment and analysis

Q1. Technical question related to excel and tableau
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Q1. Related to behavioural and salary discussion
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Q1. What you do in your empty time
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Q2. What is your hobby
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Q1. What is your strength
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Q1. What key factors to use for effective budget
Ans. 
Key factors for effective budgeting
• Set clear financial goals and objectives

• Identify and prioritize expenses

• Track and analyze income and expenses

• Create a realistic budget based on available resources

• Regularly review and adjust the budget as needed

• Consider unexpected expenses and emergencies

• Seek professional advice if needed
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