Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is SQL primarily used for?
💡 Hint: Think about the main function of the language.
Question 2
Easy
Name one advantage of SQL databases.
💡 Hint: Consider what ACID stands for.
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Interactive Quizzes
Engage in quick quizzes to reinforce what you've learned and check your comprehension.
Question 1
What language is primarily used to interact with relational databases?
- Java
- Python
- SQL
💡 Hint: What language do most databases recognize for querying data?
Question 2
True or False: NoSQL databases are structured in tables.
- True
- False
💡 Hint: Think about the characteristics that differentiate SQL from NoSQL.
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Challenge Problems
Push your limits with challenges.
Question 1
Your sales application needs to manage users, orders, and products with specific relationships. Design a basic schema diagram in an ERD format and explain the relationships between tables.
💡 Hint: Consider how entities relate and their cardinalities in your diagram.
Question 2
Given a normalization process, what steps would you take to normalize a table containing customer orders to 3NF? Describe the transformation.
💡 Hint: Think about how to reduce redundancy in your table structure.
Challenge and get performance evaluation