Practice - Module Summary
Practice Questions
Test your understanding with targeted questions
What does ACID stand for?
💡 Hint: Recall the four essential properties of transactions.
What is a deadlock?
💡 Hint: Think of a scenario where two cars are stuck.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What does the C in ACID represent?
💡 Hint: It's about maintaining valid states in the database.
True or False: A transaction can be partially committed.
💡 Hint: Think about what partial changes would imply.
1 more question available
Challenge Problems
Push your limits with advanced challenges
Design a scenario where two transactions lead to a typical concurrency issue and how you would resolve it using a chosen concurrency control technique.
💡 Hint: Consider how database locks can enforce order.
Evaluate a database system that uses optimistic concurrency and analyze its strengths and weaknesses in various high-traffic environments.
💡 Hint: Balance the pros of flexibility against the cons of aborting transactions.
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Reference links
Supplementary resources to enhance your learning experience.