Practice: How to Create a Data Dictionary for Large Datasets

Medium Difficulty

Medium questions delve deeper, challenging you to apply your knowledge to common scenarios. They test your ability to think on your feet and adapt your basic skills to real-world contexts.

Technical question

Technical questions probe into your industry-specific knowledge and skills. They require precise answers and are an opportunity to show your expertise and practical abilities in your field.

Here's a Hint

Start by explaining your process for understanding the dataset's structure and contents. Mention tools you use, collaboration with stakeholders, and how you document fields, types, descriptions, and any transformation logic. Highlight the importance of maintaining accuracy and updating the dictionary as the dataset evolves.