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Exam Hadoop-PR000007 Topic 1 Question 68 Discussion
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?
A
Define an alias to shorten the function name
B
Pass arguments to the constructor of UDFs implementation class
C
Register the JAR file containing the UDF
D
Put the JAR file into the user's home folder in HDFS
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Suggested Answer:
C
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May 03, 2024, 02:07 AM
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Esteban
2 months ago
Yes, registering makes sense. Putting it in home folder isn't enough.
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Vivienne
2 months ago
And putting the JAR in the user’s home folder in HDFS, option D, that’s incorrect, right?
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Alease
3 months ago
I agree, without registering the JAR, Pig won't know about the UDF.
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Esteban
3 months ago
Right, option C. Registering the JAR file is a must.
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Leota
4 months ago
I think you need to register the JAR file containing the UDF.
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Vivienne
4 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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Esteban
2 months agoVivienne
2 months agoAlease
3 months agoEsteban
3 months agoLeota
4 months agoVivienne
4 months ago