Best Practices and Optimization of Hadoop MCQ question and answer with solution

11

Point out the correct statement.

A) Cloudera is also a sponsor of the Apache Software Foundation B) CDH is 100% Apache-licensed open source and is the only Hadoop solution to offer unified batch processing, interactive SQL, and interactive search, and role-based access controls C) More enterprises have downloaded CDH than all other such distributions combined D) All of the mentioned

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Answer & Solution

Answer: Option D

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12

Cloudera Express includes CDH and a version of Cloudera . . . . . . . . lacking enterprise features such as rolling upgrades and backup/disaster recovery.

A) Enterprise B) Express C) Standard D) Manager

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Answer & Solution

Answer: Option D

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13

A . . . . . . . . node enables a workflow to make a selection on the execution path to follow.

A) fork B) decision C) start D) none of the mentioned

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Answer & Solution

Answer: Option B

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14

Point out the correct statement.

A) Hadoop has been demonstrated on GNU/Linux clusters with 2000 nodes B) GNU/Linux is supported as a development and production platform C) Distributed operation has not been well tested on Win32, so it is not supported as a production platform D) All of the mentioned

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Answer & Solution

Answer: Option D

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15

. . . . . . . . is a secure and highly scalable micro sharing and micro-messaging platform.

A) ESME B) Directory C) Empire-db D) All of the mentioned

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Answer & Solution

Answer: Option A

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16

Impala is integrated with native Hadoop security and Kerberos for authentication via . . . . . . . . module.

A) Sentinue B) Sentry C) Sentinar D) All of the mentioned

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Answer & Solution

Answer: Option B

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17

Point out the wrong statement.

A) Amazon Elastic Compute Cloud (Amazon EC2) is a web service that provides resizable compute capacity in the cloud B) Amazon EC2 is designed to make web-scale cloud computing easier for developers. C) Amazon EC2's simple web service interface allows you to obtain and configure capacity with minimal friction. D) None of the mentioned

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Answer & Solution

Answer: Option D

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18

Storm is benchmarked as processing one million . . . . . . . . byte messages per second per node.

A) 10 B) 50 C) 100 D) 200

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Answer & Solution

Answer: Option C

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19

. . . . . . . . nodes are the mechanism by which a workflow triggers the execution of a computation/processing task.

A) Server B) Client C) Mechanism D) Action

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Answer & Solution

Answer: Option D

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20

The only metadata retained on a per-consumer basis is the position of the consumer in the log, called . . . . . . . .

A) offset B) partition C) chunks D) all of the mentioned

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Answer & Solution

Answer: Option A

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Best Practices and Optimization of Hadoop MCQ question and answer with solution | Hadoop MCQs