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Knowledge
Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What does ACID stand for?
💡 Hint: Recall the four essential properties of transactions.
Question 2
Easy
What is a deadlock?
💡 Hint: Think of a scenario where two cars are stuck.
Practice 4 more questions and get performance evaluation
Interactive Quizzes
Engage in quick quizzes to reinforce what you've learned and check your comprehension.
Question 1
What does the C in ACID represent?
- Commitment
- Consistency
- Control
💡 Hint: It's about maintaining valid states in the database.
Question 2
True or False: A transaction can be partially committed.
- True
- False
💡 Hint: Think about what partial changes would imply.
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
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.
Question 2
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.
Challenge and get performance evaluation