Alphonso Inc. Interview Questions and Answers

A case based on its product was presented in which we had to think as a product manager for answering 1 question and as a data analyst for another. There was some data made available from their website for which we drew insights and presented in 1st question. And in the second, how could we improve the website for customer's ease and relevance and suggestions on the same were to be provided.

Q1. Every modelling technique and technical skills were asked in detail. Alternatives were presented and i was asked to state advantages and disadvantages of logistic regression method.
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Q2. My approach at work using a dummy dataset and I had to draw a random dataset on the paper and show how the algorithm worked with cross questions on every step.
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Q3. Product perspective of the case presented.
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Q4. Why Alphonso?
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Q5. What are your expectations from Alphonso?
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Q1. Nuances of all the techniques that i had mentioned in my resume and the pros/cons of each. In depth understanding of the techniques that i had used.
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Q2. A mini case in which I was asked to improve their product (website). The techniques i would apply and the dataset I would require and how would I obtain that.
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Q3. Explain why I provided certain recommendations on the case I submitted.
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Q4. Guesstimate on TV ad revenue per year in US.
Ans. 
TV ad revenue in US is estimated to be around $70 billion per year.
• TV ad revenue in US has been steadily increasing over the years

• In 2019, TV ad revenue in US was $70.8 billion

• Factors affecting TV ad revenue include viewership, ad rates, and competition

• TV ad revenue is expected to decline in the coming years due to the rise of streaming services
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Q1. What is inheritance?
Ans. 
Inheritance is a concept in object-oriented programming where a class can inherit attributes and methods from another class.
• Allows for code reusability and promotes the concept of 'is-a' relationship

• Derived class inherits properties and behaviors from base class

• Example: Class 'Car' can inherit from class 'Vehicle' to reuse common attributes like 'color' and 'speed'
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Q2. What is overloading?
Ans. 
Overloading is the ability to define multiple methods in the same class with the same name but different parameters.
• Overloading allows methods to have the same name but different parameters

• Parameters can differ in number, type, or order

• Example: having multiple constructors in a class with different parameter lists
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Q1. Tell me about yourself?
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Q2. Tell me your cons and pros.
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