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Hortonworks Apache-Hadoop-Developer Exam Syllabus Topics:

Hortonworks Hadoop 2.0 Certification exam for Pig and Hive Developer Sample Questions:

Question 1

Which one of the following statements describes the relationship between the NodeManager and the ApplicationMaster?

A. The ApplicationMaster starts the NodeManager outside of a Container
B. The NodeManager requests resources from the ApplicationMaster
C. The NodeManager creates an instance of the ApplicationMaster
D. The ApplicationMaster starts the NodeManager in a Container

Question 2

What does the following WebHDFS command do?
Curl -1 -L "http://host:port/webhdfs/v1/foo/bar?op=OPEN"

A. Read a file /foo/bar
B. List a directory /foo
C. Make a directory /foo/bar
D. Delete a directory /foo/bar

Question 3

Which HDFS command uploads a local file X into an existing HDFS directory Y?

A. hadoop fs-put X Y
B. hadoop scp X Y
C. hadoop fs -localPut X Y
D. hadoop fs -get X Y

Question 4

Assuming default settings, which best describes the order of data provided to a reducer's reduce method:

A. Neither keys nor values are in any predictable order.
B. Both the keys and values passed to a reducer always appear in sorted order.
C. The keys given to a reducer are in sorted order but the values associated with each key are in no predictable order
D. The keys given to a reducer aren't in a predictable order, but the values associated with those keys always are.

Question 5

Which one of the following files is required in every Oozie Workflow application?

A. job.properties
B. Config-default.xml
C. Workflow.xml
D. Oozie.xml

Solutions: