Hortonworks Exam Hadoop-PR000007 Topic 1 Question 68 Discussion

Actual exam question for Hortonworks's Hadoop-PR000007 exam

Question #: 68
Topic #: 1

[All Hadoop-PR000007 Questions]

To use a lava user-defined function (UDF) with Pig what must you do?

ADefine an alias to shorten the function name

BPass arguments to the constructor of UDFs implementation class

CRegister the JAR file containing the UDF

DPut the JAR file into the user's home folder in HDFS

Show Suggested Answer

Suggested Answer: C

by Nan at May 03, 2024, 02:07 AM

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10 months ago

Yes, registering makes sense. Putting it in home folder isn't enough.

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10 months ago

And putting the JAR in the user’s home folder in HDFS, option D, that’s incorrect, right?

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11 months ago

I agree, without registering the JAR, Pig won't know about the UDF.

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11 months ago

Right, option C. Registering the JAR file is a must.

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12 months ago

I think you need to register the JAR file containing the UDF.

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12 months ago

This question on the exam is tricky. To use a lava UDF with Pig, what do you guys think?

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