Practice Design Of Key-value Stores: Fundamentals And Apache Cassandra (1)
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Design of Key-Value Stores: Fundamentals and Apache Cassandra

Practice - Design of Key-Value Stores: Fundamentals and Apache Cassandra

Learning

Practice Questions

Test your understanding with targeted questions

Question 1 Easy

What does a key represent in a Key-Value store?

💡 Hint: Think about how you identify a person's contact information.

Question 2 Easy

What does the term 'Eventual Consistency' mean?

💡 Hint: Consider how updates propagate in real-world scenarios.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What is a key in a Key-Value store?

It is a database schema
It is a unique identifier
It is a data entry method

💡 Hint: Think about how phonebook entries are organized.

Question 2

True or False: Apache Cassandra has a single point of failure.

True
False

💡 Hint: Consider how data is replicated across nodes.

1 more question available

Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

Evaluate a scenario where a company implements a Key-Value store for user profiles. Discuss potential advantages and cons compared to using a relational database.

💡 Hint: Consider how user data evolves over time.

Challenge 2 Hard

Propose a design for a distributed Key-Value store that optimizes for write speed and availability. What considerations must be made regarding consistency?

💡 Hint: Think about trade-offs between immediate consistency and performance.

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Reference links

Supplementary resources to enhance your learning experience.