Professional Courses
Industry-relevant training in Business, Technology, and Design to help professionals and graduates upskill for real-world careers.
Categories
Interactive Games
Fun, engaging games to boost memory, math fluency, typing speed, and English skills—perfect for learners of all ages.
Typing
Memory
Math
English Adventures
Knowledge
Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What does the Map phase do in MapReduce?
💡 Hint: Think about what the first step of MapReduce is responsible for.
Question 2
Easy
What do reducers do in MapReduce?
💡 Hint: Focus on how we combine data at the end.
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 phase follows the Map phase in MapReduce?
- Reduce
- Shuffle and Sort
- Input
💡 Hint: It's all about organizing your data before the final step.
Question 2
True or False: MapReduce can only be used for real-time data processing.
- True
- False
💡 Hint: Consider the main characteristic of the MapReduce workflow.
Solve and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Design a MapReduce job to process large volumes of log files, counting unique IP addresses visiting a site.
💡 Hint: Think about how to structure logs and what to emit.
Question 2
How would you alter your approach if you need real-time processing instead of batch processing?
💡 Hint: Explore tools designed for real-time analytics.
Challenge and get performance evaluation