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Free HDPCD – Hortonworks Data Platform Certified Developer Practice Test Question

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Showing 1–3 of 10 questions

Question 1

Which two of the following are true about this trivial Pig program' (choose Two)

C:\Users\Chaudhry\Desktop\1.jpg

Select all that apply, then click Submit answer.

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    The contents of myfile appear on stdout
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    Pig assumes the contents of myfile are comma delimited
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    ABC has a schema associated with it
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    myfile is read from the user's home directory in HDFS
Question 2

MapReduce v2 (MRv2/YARN) splits which major functions of the JobTracker into separate daemons? Select two.

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    Heath states checks (heartbeats)
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    Resource management
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    Job scheduling/monitoring
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    Job coordination between the ResourceManager and NodeManager
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    Launching tasks
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    Managing file system metadata
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    MapReduce metric reporting
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    Managing tasks
Question 3

Which Two of the following statements are true about hdfs? Choose 2 answers

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    An HDFS file that is larger than dfs.block.size is split into blocks
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    Blocks are replicated to multiple datanodes
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    HDFS works best when storing a large number of relatively small files
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    Block sizes for all files must be the same size