1. What issues would Netflix face if they used collaborative filtering in their recommender system? Explain.
2. How can we use decision tree models in each of the following industries? Provide 1 use case example for each. Expalin

1) AdTech

2) Mining

3) Telecom

1. Describe a business scenario where I would use clustering techniques, and what you would do with the output. Explain

4. I'm trying to build a classification model which can classify energy customers into various usage categories. Why shouldn't I use a support vector classifier in this case? Explain