Larsen & Toubro Limited Data Analyst Interview Questions and Answers

General engineering discussion about materials

Q1. It's a technical presentation about your project
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Q1. Python question for data cleaning
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Q2. Sql question on data manipulation
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Q1. What is decision tree
Ans. 
A decision tree is a flowchart-like structure in which each internal node represents a test on an attribute, each branch represents the outcome of the test, and each leaf node represents a class label.
• Decision trees are a popular machine learning algorithm used for classification and regression tasks.

• They are easy to interpret and visualize, making them useful for understanding the decision-making process.

• Each internal...read more
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Q2. What are model evaluation metrics?
Ans. 
Model evaluation metrics are used to assess the performance of machine learning models.
• Model evaluation metrics help in determining how well a model is performing in terms of accuracy, precision, recall, F1 score, etc.

• Common evaluation metrics include accuracy, precision, recall, F1 score, ROC-AUC, confusion matrix, and mean squared error.

• These metrics help in comparing different models and selecting the best one for a...read more
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Q1. Do you have any experience
Ans. 4 yeas experience in data entry operator & 3 yeas experience in accountent
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Q2. What the qualification
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Q3. Were you do work in previous company
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Q1. Based on your profile
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Q2. Knowledge on Data analyst softwares
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