Maruti Suzuki Data Scientist Interview Questions and Answers

Q1. What is difference between lstm and rnn
Ans. 
LSTM is a type of RNN that addresses the vanishing gradient problem by using memory cells.
• RNN stands for Recurrent Neural Network, a type of neural network that processes sequential data.

• LSTM stands for Long Short-Term Memory, a type of RNN that includes memory cells to retain information over long sequences.

• LSTM is designed to overcome the vanishing gradient problem, which occurs when training RNNs on long sequences.

• L...read more
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Q1. What are different evaluation matrix ?
Ans. 
Evaluation matrices are used to assess the performance of models in data science.
• Confusion matrix: used to evaluate the performance of classification models.

• Precision, recall, and F1 score: measures for binary classification models.

• Mean squared error (MSE): evaluates the performance of regression models.

• R-squared: assesses the goodness of fit for regression models.

• Area under the ROC curve (AUC-ROC): evaluates the perfo...read more
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It was campus placement. We were givien the topic "future of AI and ML in automobile industry". The time given was around 15mins. The explained the process in great detail and very clearly.

Q1. CV and basic of ML
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Q2. What if questions. For eg, if you want to launch a new EV in market then what will be your approach What if you are the CEO.. ETC
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Q1. Ethical questions
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Q2. Besic HR questions like why this company
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Q1. Questions related to your life and society to check your presence of mind and awareness of the world.
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Q2. Question from ic engines,about their working and processes involved.
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First off all, we ought to have some sortoff automobile and production knowledge because they will definitely check our technical skill secondly, listening skill and fluency plays significant factor

Q1. It was more like technical round moreover you have to be clear in purpose of your life based upon they are recruiting
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Q2. Define tqbm ? What is bom?
Ans. 
TQBM stands for 'Tudo Que Bem' which means 'Everything is fine' in Portuguese. BOM means 'good' in Portuguese.
• TQBM is a common phrase used in Brazil to ask if everything is okay.

• BOM is often used as a response to TQBM to indicate that everything is good.

• Both TQBM and BOM are informal and commonly used in everyday conversations.

• Example: A friend asks 'TQBM?' and you respond 'BOM, e voce?' which means 'Everything is fine
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Aptitude and coding test after resume shortlist.

1hour coding test after aptitude test

Q1. Tell me about yourself
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Q2. Tell me about your family
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Q3. What is your professional experience?
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Logical aptitude test

Q1. Practical test of vlookup and pivot
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Q2. What is sap and explain tcodee
Ans. 
SAP is a software used by companies for managing business operations and customer relations. Tcode is a transaction code used to access specific functions in SAP.
• SAP stands for Systems, Applications, and Products in Data Processing.

• It is a software used by companies for various business operations like finance, HR, sales, etc.

• Tcode is a transaction code used to access specific functions in SAP, like creating a purchase
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