Practice Shadow Paging - 10.4 | 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 are the two page tables maintained in shadow paging?

πŸ’‘ Hint: Think about which table holds the most recent data and which one holds the previous state.

Question 2

Easy

What is the purpose of the Copy-on-Write mechanism in shadow paging?

πŸ’‘ Hint: Focus on how updating data should not disturb previous information.

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 the primary mechanism used in shadow paging for making changes?

  • Direct Modification
  • Copy-on-Write
  • Appending Changes

πŸ’‘ Hint: Consider how changes are handled in a way that protects the original data.

Question 2

True or False: Shadow Paging requires detailed logging of all transactions.

  • True
  • False

πŸ’‘ Hint: Focus on the main advantage of this recovery technique.

Solve and get performance evaluation

Challenge Problems

Push your limits with challenges.

Question 1

Explain how shadow paging would handle a scenario where two transactions occur simultaneously, modifying the same data. Discuss potential outcomes.

πŸ’‘ Hint: Consider how to ensure that both transactions do not interfere with committed changes.

Question 2

Evaluate the potential for fragmentation in a database using shadow paging. How can this be managed during routine operations?

πŸ’‘ Hint: Look into how regular maintenance keeps the database optimized.

Challenge and get performance evaluation