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

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

(a) Sentinue

(b) Sentry

(c) Sentinar

(d) All of the mentioned

The question was posed to me at a job interview.

This interesting question is from Impala in section Oozie, Orchestration, Hadoop Libraries and Utilities and Miscellaneous Hadoop Applications of Hadoop

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Correct option is (b) Sentry

Explanation: Via the Sentry module, you can ensure that the right users and applications are authorized for the right data.

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