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Added interview questions for SQL and Python #106

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Added interview questions for SQL and Python #106

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32 changes: 32 additions & 0 deletions sections/08-InterviewQuestions.md
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Expand Up @@ -50,6 +50,22 @@ this document. I still need to sort them accordingly.
- What is the difference between Clustered Index and Non-Clustered
Index - with examples?

- What are execution plans and how to understand one?

- How to write nested queries in SQL?

- What are primary and foreign keys in a database?

- What is normalization and denormalization?

- What is a view and how do you create one?

- What is a cursor?

- What is a trigger in SQL?

- What are the basic differences between a TRUNCATE and a DELETE statement?

### The Cloud

- What is serverless?
Expand Down Expand Up @@ -139,6 +155,22 @@ this document. I still need to sort them accordingly.

- Difference between list tuples and dictionary

- What are python modules?

- What is PYTHONPATH?

- What is __init__ in python?

- What is a lambda function and how to write one?

- How to generate random numbers in python?

- What are the different types of loops available in python?

- What are docstrings in python and how do you use them?

- What are Pandas and NumPy and where are these used?

### Data Warehouse & Data Lake

- What is a data lake?
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