Practice Commit Operation - 10.4.2 | Module 10: Database Recovery | Introduction to Database Systems
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Practice Questions

Test your understanding with targeted questions related to the topic.

Question 1

Easy

What is the purpose of the commit operation?

πŸ’‘ Hint: Think about what happens to a transaction after it is complete.

Question 2

Easy

What happens to the shadow page table after a transaction commits?

πŸ’‘ Hint: Consider what the system does to manage memory.

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 must occur for a transaction to be considered committed?

  • The changes are applied
  • The current page table is updated
  • The shadow page table is discarded
  • All of the above

πŸ’‘ Hint: Consider all the steps involved in committing a transaction.

Question 2

True or False: If a transaction aborts after changing the current page table, those changes are still permanent.

  • True
  • False

πŸ’‘ Hint: Reflect on the definition of atomicity.

Solve and get performance evaluation

Challenge Problems

Push your limits with challenges.

Question 1

Discuss how the commit operation in shadow paging could be applied in a real-world banking transaction system. What safeguards should be implemented?

πŸ’‘ Hint: Consider real-world implications and the need for reliability in banking.

Question 2

Evaluate scenarios where shadow paging could create issues in a multi-user environment. What alternative strategies might reduce these issues?

πŸ’‘ Hint: Think about multi-user impacts on database integrity and performance.

Challenge and get performance evaluation