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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

A NameNode in Hadoop 2.0 manages ______________.

A. Two namespaces: an active namespace and a backup namespace
B. No namespaces
C. An arbitrary number of namespaces
D. A single namespace

Question 2

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

A. The ApplicationMaster starts a single instance of the ResourceManager
B. The ApplicationMaster starts an instance of the ResourceManager within each Container
C. The ResourceManager monitors and restarts any failed Containers of the ApplicationMaster
D. The ApplicationMaster requests resources from the ResourceManager

Question 3

Identify the tool best suited to import a portion of a relational database every day as files into HDFS, and
generate Java classes to interact with that imported data?

A. Oozie
B. Flume
C. Hue
D. fuse-dfs
E. Pig
F. Hive
G. Sqoop

Question 4

What types of algorithms are difficult to express in MapReduce v1 (MRv1)?

A. Text analysis algorithms on large collections of unstructured text (e.g, Web crawls).
B. Algorithms that require global, sharing states.
C. Large-scale graph algorithms that require one-step link traversal.
D. Algorithms that require applying the same mathematical function to large numbers of individual binary
records.
E. Relational operations on large amounts of structured and semi-structured data.

Question 5

What is the term for the process of moving map outputs to the reducers?

A. Partitioning
B. Combining
C. Shuffling and sorting
D. Reducing

Solutions: