Question

How are key-value pairs processed during the reduce() function in the word count application?

a.

They are emitted as the final result.

b.

They are split into paragraphs.

c.

They are grouped by keys and processed.

d.

They are filtered to remove duplicates.

Posted under Big Data Computing

Answer: (c).They are grouped by keys and processed. Explanation:Key-value pairs in the word count application are grouped by keys and processed during the reduce() function to produce the final result.

Engage with the Community - Add Your Comment

Confused About the Answer? Ask for Details Here.

Know the Explanation? Add it Here.

Q. How are key-value pairs processed during the reduce() function in the word count application?

Add Comment

Similar Questions

Discover Related MCQs

Q. In which scenario would implementing a distributed version of grep using MapReduce be straightforward?

View solution

Q. How is the map stage of the sorting problem different from the searching problem in MapReduce?

View solution

Q. Why is MapReduce a suitable choice for maintaining and updating search engine indices?

View solution

Q. What data structure is commonly used for information retrieval, and how is it implemented with MapReduce?

View solution

Q. Why are logs a good fit for MapReduce processing?

View solution

Q. What is the primary advantage of using MapReduce for log analysis?

View solution

Q. How does MapReduce handle logs that are not entirely structured?

View solution

Q. In the context of MapReduce, what is meant by "embarrassingly parallel problems"?

View solution

Q. Which major search engines are known to use MapReduce for various tasks?

View solution

Q. What distinguishes Grid computing from MapReduce in terms of data processing?

View solution

Q. Why is MapReduce not perfectly suited for all graph problems?

View solution

Q. How can MapReduce be used to work around the limitations in processing large graphs?

View solution

Q. What is PageRank, and how is it typically implemented in a MapReduce application?

View solution

Q. Which company originally designed and implemented the Google MapReduce framework?

View solution

Q. How did Google's MapReduce implementation evolve in terms of job numbers, job completion times, and output data size?

View solution

Q. Which company originally developed Hadoop?

View solution

Q. What is the primary programming language used for writing MapReduce programs in Hadoop?

View solution

Q. What is one advantage of Skynet's architecture compared to other MapReduce implementations?

View solution

Q. What is Dryad's approach to executing data parallel applications?

View solution

Q. What programming language is the current implementation of Dryad written in?

View solution

View All MCQs on Big Data Computing

Suggested Topics

Are you eager to expand your knowledge beyond Big Data Computing? We've curated a selection of related categories that you might find intriguing.

Click on the categories below to discover a wealth of MCQs and enrich your understanding of Computer Science. Happy exploring!

R Programming

Unleash the power of statistical computing with our R Programming MCQs. Topics cover...

Reverse Engineering

Strengthen your understanding of Reverse Engineering with our curated set of MCQs....

Data Science

Discover the fascinating world of extracting insights from data with our Data Science...

Python

Dive into one of the most popular languages with our Python MCQs. Understand...

Java Spring Framework

Enhance your Java development skills with our Spring Framework MCQs. Learn about...

Wireless and Mobile Communications

Get to grips with modern communication technologies with our Wireless and Mobile...

HTML

Start your journey in web development with our HTML MCQs. Learn the building blocks...

Visual Basic

Enhance your knowledge of Microsoft's event-driven programming language with our...

Cyber Security

Understand the fundamentals of safeguarding digital assets with our Cyber Security...