Intel Data Scientist Interview Questions and Answers

Q1. Program complexity.
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Q2. Code efficiency
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Q1. What do you like about AMAT?
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AMAT is a leading provider of semiconductor manufacturing equipment and services.
• AMAT is known for its cutting-edge technology and innovation in the semiconductor industry.

• I appreciate AMAT's commitment to research and development, constantly pushing the boundaries of what is possible.

• The company has a strong global presence and a track record of delivering high-quality products and services.

• AMAT's focus on sustainabil...read more
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Q2. How do you like working?
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I enjoy working in a collaborative environment where I can use my analytical skills to solve complex problems.
• I thrive in environments where I can work with a team to brainstorm ideas and solutions.

• I appreciate opportunities to use data analysis techniques to uncover insights and drive decision-making.

• I value a work culture that encourages continuous learning and professional growth.

• I find satisfaction in overcoming ch...read more
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Q1. Explain about the project
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Developed a machine learning model to predict customer churn for a telecom company
• Used historical customer data to train the model

• Implemented various classification algorithms such as logistic regression, random forest, and XGBoost

• Evaluated model performance using metrics like accuracy, precision, recall, and F1 score
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Q2. Basic SQLQuestions
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Q1. Intermediate level SQL questions
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Q2. Intermediate level python/machine learning questions
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Q1. What is Adaboost?
Ans. 
Adaboost is a machine learning algorithm that combines multiple weak learners to create a strong learner.
• Adaboost stands for Adaptive Boosting.

• It works by adjusting the weights of incorrectly classified instances so that subsequent weak learners focus more on them.

• The final prediction is made by combining the predictions of all the weak learners, weighted by their accuracy.

• Example: Adaboost is commonly used in face det
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Q2. Print the binary tree in different order
Ans. 
Printing a binary tree in different orders
• Use inorder traversal to print the binary tree in ascending order

• Use preorder traversal to print the binary tree in root-left-right order

• Use postorder traversal to print the binary tree in left-right-root order
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Few standard dsa questions were asked.

Q1. Explain projects
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Projects are specific tasks or assignments that require a set of skills and resources to achieve a particular goal or outcome.
• Projects involve defining objectives and deliverables

• They require planning, execution, and monitoring

• Projects often have timelines and budgets

• Examples: Data analysis project to identify customer trends, Project to implement a new software system
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Q2. Introduce urself
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I am a data analyst with a strong background in statistics and data visualization.
• I have a Bachelor's degree in Statistics from XYZ University.

• I have 3 years of experience working as a data analyst at ABC Company.

• Proficient in using tools like Excel, SQL, and Tableau for data analysis.

• I have experience in creating reports and dashboards to present data insights to stakeholders.
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Analysis using scrapping