Practice Primary Storage (1.6.1.1) - Cloud Applications: MapReduce, Spark, and Apache Kafka
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Primary Storage

Practice - Primary Storage

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Practice Questions

Test your understanding with targeted questions

Question 1 Easy

What does MapReduce do?

💡 Hint: Think about how it handles big data efficiently.

Question 2 Easy

What are the two main functions in MapReduce?

💡 Hint: Consider the process of breaking down and aggregating data.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What is the function of the Mapper in MapReduce?

Processes input data to produce key-value pairs
Aggregates results
Handles resource management

💡 Hint: Think about the first step of data processing.

Question 2

True or False: YARN stands for Yet Another Resource Negotiator.

True
False

💡 Hint: Remember the role of YARN in scheduling tasks.

1 more question available

Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

In a large-scale application involving user logs, design a MapReduce workflow to analyze unique page visits. Describe each phase.

💡 Hint: Focus on how user visits can be broken down and aggregated.

Challenge 2 Hard

Discuss the impact of using MapReduce for real-time analytics versus batch processing and the potential trade-offs involved.

💡 Hint: Reflect on how data is processed over time in different scenarios.

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Reference links

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