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12KIOT@SE Big Data Analytics and Business Intelligence Quiz

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12KIOT@SE Big Data Analytics and Business Intelligence Quiz

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Questions and Answers

What is the purpose of the Fundamentals of Big Data Analytics and Business Intelligence course?

To teach students how to implement Hadoop and MapReduce

To provide an overview of the major chapters covered in the course

To introduce students to the concepts of big data analytics and business intelligence (correct)

To assess students' understanding through assignments, tests, and a final exam

What is the main purpose of Pig in the context of big data analytics?

Pig is a tool that allows scientists to scan through petabytes of data on a grid

Pig is a component of the Hadoop Distributed File System (HDFS) that stores and manages big data

Pig is a high-level data flow language that simplifies the process of writing MapReduce programs (correct)

Pig is a programming language used to write MapReduce jobs in Java

What is the main difference between Pig and MapReduce?

Pig is a higher-level abstraction that makes it easier to write complex data processing workflows, compared to the lower-level MapReduce (correct)

Pig is designed for data scientists, while MapReduce is designed for software engineers

Pig is a programming language, while MapReduce is a framework for distributed computing

Pig is used to process structured data, while MapReduce is used to process unstructured data

What are the key components of Pig?

Pig Latin, Pig Compiler, and Pig Execution Engine Signup and view all the answers

What are the main stages of a Pig operation?

Loading, Transforming, and Storing Signup and view all the answers

What is the key purpose of using Pig in data processing?

To transform and process unstructured data efficiently Signup and view all the answers

Which of the following is NOT a component of the Pig execution environment?

Database Management System Signup and view all the answers

What is the primary difference between Pig Latin and SQL?

Pig Latin is a procedural language, while SQL is a declarative language Signup and view all the answers

What is the purpose of the LOAD statement in Pig Latin?

To read the input data from the file system or a data source Signup and view all the answers

What is the purpose of the STORE statement in Pig Latin?

To write the processed data to the file system or a data store Signup and view all the answers

Which of the following data types is NOT supported by the Pig data model?

Array Signup and view all the answers

What is the purpose of the GROUP statement in Pig Latin?

To group the input data by one or more columns or fields Signup and view all the answers

What is the purpose of the FOREACH...GENERATE statement in Pig Latin?

To apply a set of operations to each tuple in the input data Signup and view all the answers

Which Pig Latin statement is used to filter the input data based on a specific condition?

FILTER Signup and view all the answers

What is the purpose of the DUMP statement in Pig Latin?

To view the results of the data processing pipeline Signup and view all the answers