Data Integration and Management with Apache NiFi MCQ question and answer with solution

1

What is the primary purpose of Apache NiFi in the context of data integration?

A) Facilitate the flow of data between systems B) A distributed storage system C) A query language for Hadoop D) A distributed file system

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Answer & Solution

Answer: Option A

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2

In Apache NiFi, what does the term "processor" refer to?

A) Perform data analytics in Hadoop B) Manage computation resources C) Execute MapReduce jobs D) A fundamental building block for data flows

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Answer: Option D

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3

What is the role of Apache NiFi's "FlowFile" in data flow management?

A) A storage format in Hadoop B) A query language for Hadoop C) Represents a unit of data being moved D) A distributed file system

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Answer: Option C

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4

In NiFi, what is the purpose of the "connection" between processors?

A) Group records based on a condition B) Define the flow of data between processors C) Join records from multiple tables D) None of the above

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Answer: Option B

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5

What is the primary benefit of using NiFi's data provenance feature?

A) Perform data analytics in Hadoop B) Manage computation resources C) Track and visualize the lifecycle of data flows D) Execute MapReduce jobs

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Answer: Option C

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6

In NiFi, what is the function of the "controller service"?

A) A storage format in Hadoop B) A query language for Hadoop C) A distributed file system D) Provide reusable configuration settings

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Answer: Option D

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7

What does the term "NiFi Expression Language" refer to in Apache NiFi?

A) A language for dynamically configuring and routing data B) Sort records based on a column C) Group records based on a condition D) Join records from multiple tables

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Answer: Option A

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8

What is the primary role of NiFi's "Processor Group"?

A) Perform data analytics in Hadoop B) Manage computation resources C) Execute MapReduce jobs D) Organize and manage a collection of processors

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Answer: Option D

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9

In Apache NiFi, what does the term "bulletin" represent?

A) A storage format in Hadoop B) A query language for Hadoop C) Notifications about the status of processors D) A distributed file system

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Answer: Option C

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10

What is the significance of NiFi's "Data Provenance Repository"?

A) Manage computation resources B) Store detailed information about the origin and processing of data C) Perform data analytics in Hadoop D) None of the above

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Answer: Option B

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Data Integration and Management with Apache NiFi MCQ question and answer with solution | Hadoop MCQs