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Hortonworks HADOOP-PR000007 Exam Syllabus Topics:

Hortonworks-Certified-Apache-Hadoop-2.0-Developer(Pig and Hive Developer) Sample Questions:

Question 1

Table metadata in Hive is:

A. Stored in ZooKeeper.
B. Stored along with the data in HDFS.
C. Stored in the Metastore.
D. Stored as metadata on the NameNode.

Question 2

Which one of the following Hive commands uses an HCatalog table named x?

A. SELECT * FROM org.apache.hcatalog.hive.HCatLoader('x');
B. Hive commands cannot reference an HCatalog table
C. SELECT * FROM x;
D. SELECT x.-FROM org.apache.hcatalog.hive.HCatLoader('x');

Question 3

You have the following key-value pairs as output from your Map task:

A. Two
B. Six
C. Five
D. Four
E. Three
F. One

Question 4

Which one of the following statements describes a Hive user-defined aggregate function?

A. Operates on multiple input rows and creates a single row as output
B. Operates on a single input row and produces a table as output
C. Operates on a single input row and produces a single row as output
D. Operates on multiple input rows and produces a table as output

Question 5

Which HDFS command displays the contents of the file x in the user's HDFS home directory?

A. hadoop fs -cat x
B. hadoop fs -Is x
C. hdfs fs -get x
D. hadoop fs -cp x

Solutions: