Markytics Interview Questions and Answers

Q1. Overall brief explanation of Django architecture
Ans. 
Django is a high-level Python web framework that encourages rapid development and clean, pragmatic design.
• Django follows the Model-View-Controller (MVC) architectural pattern.

• It consists of a model layer, view layer, and template layer.

• Models define the data structure, views handle the logic, and templates render the output.

• Django also includes an ORM for interacting with databases and a built-in admin interface.

• It fol...read more
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Q2. What is Orm, and what fundamentals of orm
Ans. 
ORM stands for Object-Relational Mapping. It is a programming technique for converting data between incompatible type systems in object-oriented programming languages.
• ORM helps developers work with databases using objects instead of SQL queries

• It simplifies data manipulation and reduces the amount of code needed to interact with a database

• ORM frameworks like SQLAlchemy in Python provide tools for mapping objects to dat
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They have provided a CSV file with the problem statement statement, i had to do all data preprocessing, data analysis, visualisation things bases on that data

Q1. What is supervised vs Unsupervised learning
Ans. 
Supervised learning uses labeled data to train a model, while unsupervised learning uses unlabeled data.
• Supervised learning requires a target variable for training the model.

• Unsupervised learning finds patterns and relationships in data without a specific target variable.

• Examples of supervised learning include regression and classification tasks.

• Examples of unsupervised learning include clustering and dimensionality re
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Q2. Explain how decision tree works
Ans. 
Decision tree is a predictive modeling tool that uses a tree-like graph of decisions and their possible consequences.
• Decision tree splits data into subsets based on the value of a certain attribute

• It continues to split the subsets until a stopping criterion is met

• Each internal node represents a decision based on an attribute, each branch represents the outcome of that decision, and each leaf node represents the final d...read more
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