AB InBev India Data Science Lead Interview Questions and Answers for Experienced

Q1. What are the methods for evaluating machine learning models?
Ans. 
Methods for evaluating machine learning models include accuracy, precision, recall, F1 score, ROC curve, and confusion matrix.
• Accuracy: measures the proportion of correct predictions out of the total predictions made by the model.

• Precision: measures the proportion of true positive predictions out of all positive predictions made by the model.

• Recall: measures the proportion of true positive predictions out of all actual...read more
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Q2. What is the definition of standard deviation?
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Standard deviation is a measure of the amount of variation or dispersion of a set of values.
• Standard deviation is calculated as the square root of the variance.

• It indicates how spread out the values in a data set are around the mean.

• A low standard deviation means the values are close to the mean, while a high standard deviation means the values are more spread out.

• For example, in a data set of test scores, a high stand...read more
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Online assessment based on cognitive assessment, technical assessment and coding

Q1. Why you want to join this company
Ans. 
I am passionate about the industry and believe in the company's mission and values.
• I admire the company's innovative approach to solving industry challenges.

• I am impressed by the company's track record of success and growth.

• I see great potential for learning and professional development at this company.
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Q2. Tell us about yourself
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I am a motivated and detail-oriented individual with a passion for learning and problem-solving.
• Graduate student studying computer science

• Experience in software development through internships

• Strong communication and teamwork skills

• Interested in exploring new technologies and challenges
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Q3. How you are suitable for this job role
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I am suitable for this job role due to my relevant education, experience, and skills in the field.
• I have a degree in [relevant field] which has equipped me with the necessary knowledge for this role

• I have [X] years of experience working in similar roles, where I have successfully [specific achievement]

• I possess strong skills in [specific skill required for the job], as demonstrated by my previous projects

• I am a quick l...read more
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Q4. How can you initialise run and triminate the thread
Ans. 
To initialize, run, and terminate a thread in Java, you can create a class that implements the Runnable interface and use the Thread class to start and stop the thread.
• Create a class that implements the Runnable interface and override the run() method to define the task to be executed by the thread.

• Create an instance of the class and pass it to a Thread object.

• Call the start() method on the Thread object to initialize ...read more
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Q5. Difference between rdbms and dbms
Ans. 
RDBMS is a type of DBMS that stores data in a structured format using tables with relationships between them.
• RDBMS enforces ACID properties (Atomicity, Consistency, Isolation, Durability) for database transactions.

• DBMS is a general term for any system that manages a database, while RDBMS specifically refers to relational databases.

• Examples of RDBMS include MySQL, Oracle, SQL Server, while DBMS examples include MongoDB,
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Q1. Tell me about yourself?
Ans. 
I am a dedicated and detail-oriented analyst with a strong background in data analysis and problem-solving.
• Experienced in conducting thorough data analysis to identify trends and insights

• Skilled in creating reports and presentations to communicate findings to stakeholders

• Proficient in using analytical tools such as Excel, SQL, and Tableau
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Q1. Depends on your current skills & learnings
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Q2. How to face the top management aggressively, so all these are depends on your confidence and ability.
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Q1. Self confidence only
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Q1. T-code used in procurement to pay, P2P cycle
Ans. 
The T-code used in procurement to pay in the P2P cycle is ME21N.
• ME21N is used in SAP for creating purchase orders in the procurement process.

• It is part of the procure-to-pay (P2P) cycle where goods or services are ordered and payment is made.

• ME21N allows users to input vendor information, material details, quantities, and pricing for the purchase order.
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Q1. Why you are leaving last org and why your are joining us
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Q1. How to calculate the scheme
Ans. 
Calculating a scheme involves determining the parameters and formulas used to allocate benefits or rewards.
• Identify the key parameters of the scheme, such as performance metrics, eligibility criteria, and reward structure.

• Determine the formula or method used to calculate the benefits or rewards based on the parameters.

• Consider any variables or factors that may impact the calculation, such as bonuses, penalties, or adju...read more
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Q2. How to handle the team
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Q1. All questions regarding previous organisation.
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Q2. What are the ways to launch a product in the market.
Ans. 
Product launch can be done through various strategies like social media campaigns, influencer partnerships, and traditional advertising.
• Utilize social media platforms to create buzz and engage with potential customers

• Collaborate with influencers to reach a wider audience and gain credibility

• Implement traditional advertising methods such as TV commercials, print ads, and billboards

• Organize launch events or promotions to...read more
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Q1. How you know about your data
Ans. 
I regularly review and analyze data to track performance and make informed decisions.
• I track key performance indicators (KPIs) to monitor progress

• I use data visualization tools like Excel or Tableau to analyze trends

• I conduct regular audits to ensure data accuracy

• I collaborate with team members to gather and interpret data

• I attend training sessions to stay updated on data analysis techniques
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