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SQL Revision Notes for Interviewπ‘
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7 High-Impact Portfolio Project Ideas for Aspiring Data Analysts
β Sales Dashboard β Use Power BI or Tableau to visualize KPIs like revenue, profit, and region-wise performance
β Customer Churn Analysis β Predict which customers are likely to leave using Python (Logistic Regression, EDA)
β Netflix Dataset Exploration β Analyze trends in content types, genres, and release years with Pandas & Matplotlib
β HR Analytics Dashboard β Visualize attrition, department strength, and performance reviews
β Survey Data Analysis β Clean, visualize, and derive insights from user feedback or product surveys
β E-commerce Product Analysis β Analyze top-selling products, revenue by category, and return rates
β Airbnb Price Predictor β Use machine learning to predict listing prices based on location, amenities, and ratings
These projects showcase real-world skills and storytelling with data.
Share with credits: https://t.iss.one/sqlspecialist
Hope it helps :)
β Sales Dashboard β Use Power BI or Tableau to visualize KPIs like revenue, profit, and region-wise performance
β Customer Churn Analysis β Predict which customers are likely to leave using Python (Logistic Regression, EDA)
β Netflix Dataset Exploration β Analyze trends in content types, genres, and release years with Pandas & Matplotlib
β HR Analytics Dashboard β Visualize attrition, department strength, and performance reviews
β Survey Data Analysis β Clean, visualize, and derive insights from user feedback or product surveys
β E-commerce Product Analysis β Analyze top-selling products, revenue by category, and return rates
β Airbnb Price Predictor β Use machine learning to predict listing prices based on location, amenities, and ratings
These projects showcase real-world skills and storytelling with data.
Share with credits: https://t.iss.one/sqlspecialist
Hope it helps :)
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Python Cheatsheet
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Beginnerβs Roadmap to Learn Data Structures & Algorithms
1. Foundations: Start with the basics of programming and mathematical concepts to build a strong foundation.
2. Data Structure: Dive into essential data structures like arrays, linked lists, stacks, and queues to organise and store data efficiently.
3. Searching & Sorting: Learn various search and sort techniques to optimise data retrieval and organisation.
4. Trees & Graphs: Understand the concepts of binary trees and graph representation to tackle complex hierarchical data.
5. Recursion: Grasp the principles of recursion and how to implement recursive algorithms for problem-solving.
6. Advanced Data Structures: Explore advanced structures like hashing, heaps, and hash maps to enhance data manipulation.
7. Algorithms: Master algorithms such as greedy, divide and conquer, and dynamic programming to solve intricate problems.
8. Advanced Topics: Delve into backtracking, string algorithms, and bit manipulation for a deeper understanding.
9. Problem Solving: Practice on coding platforms like LeetCode to sharpen your skills and solve real-world algorithmic challenges.
10. Projects & Portfolio: Build real-world projects and showcase your skills on GitHub to create an impressive portfolio.
Best DSA RESOURCES: https://topmate.io/coding/886874
All the best ππ
1. Foundations: Start with the basics of programming and mathematical concepts to build a strong foundation.
2. Data Structure: Dive into essential data structures like arrays, linked lists, stacks, and queues to organise and store data efficiently.
3. Searching & Sorting: Learn various search and sort techniques to optimise data retrieval and organisation.
4. Trees & Graphs: Understand the concepts of binary trees and graph representation to tackle complex hierarchical data.
5. Recursion: Grasp the principles of recursion and how to implement recursive algorithms for problem-solving.
6. Advanced Data Structures: Explore advanced structures like hashing, heaps, and hash maps to enhance data manipulation.
7. Algorithms: Master algorithms such as greedy, divide and conquer, and dynamic programming to solve intricate problems.
8. Advanced Topics: Delve into backtracking, string algorithms, and bit manipulation for a deeper understanding.
9. Problem Solving: Practice on coding platforms like LeetCode to sharpen your skills and solve real-world algorithmic challenges.
10. Projects & Portfolio: Build real-world projects and showcase your skills on GitHub to create an impressive portfolio.
Best DSA RESOURCES: https://topmate.io/coding/886874
All the best ππ
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