Practice Questions

Test your understanding with targeted questions related to the topic.

Question 1

Easy

What is indexing?

πŸ’‘ Hint: Think about the fastest way to find a book in a library.

Question 2

Easy

Name a tool used for caching.

πŸ’‘ Hint: Consider what tool might keep your frequent searches ready for you.

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Interactive Quizzes

Engage in quick quizzes to reinforce what you've learned and check your comprehension.

Question 1

What is the primary purpose of indexing?

  • Speeding up data retrieval
  • Increasing storage space
  • Enhancing data entry

πŸ’‘ Hint: Think about how an index helps find something in a book quickly.

Question 2

Caching only stores recent data.

  • True
  • False

πŸ’‘ Hint: Consider what you keep in a pantry for easy reach.

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Challenge Problems

Push your limits with challenges.

Question 1

Given a database with a large user table, design a theoretical indexing strategy that optimizes both read and write operations. Explain your thought process.

πŸ’‘ Hint: Consider how to balance speed for reads and writes rather than focusing exclusively on one.

Question 2

Discuss how to manage cache invalidation effectively in a web application dealing with frequently changing user profiles.

πŸ’‘ Hint: Think about how fresh food can spoil if not rotated in a store.

Challenge and get performance evaluation