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Knowledge
Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
Define what a system crash is.
💡 Hint: Think about what happens to data in memory during a crash.
Question 2
Easy
What is the difference between volatile and non-volatile storage?
💡 Hint: Consider examples of each type of storage.
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 is a system crash?
- A power outage
- Failure of the DBMS
- A software bug
💡 Hint: Think about what it means when the software stops working.
Question 2
True or False: Durability means that committed transactions can be lost during a crash.
- True
- False
💡 Hint: Reflect on the definition of durability.
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
If a system crash occurs before a transaction is committed, what specific recovery steps must the DBMS undertake?
💡 Hint: Consider the properties that ensure data integrity post-crash.
Question 2
Describe a scenario where both software and hardware failures lead to a data inconsistency in a DBMS.
💡 Hint: Think about how uncommitted changes might disappear during a crash.
Challenge and get performance evaluation