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Hortonworks Apache-Hadoop-Developer Exam Syllabus Topics:

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

1. Which TWO of the following statements are true regarding Hive? Choose 2 answers

A) Offers real-time queries and row level updates
B) Allows you to define a structure for your unstructured Big Data
C) Is a relational database
D) Useful for data analysts familiar with SQL who need to do ad-hoc queries

2. Consider the following two relations, A and B.

What is the output of the following Pig commands?
X = GROUP A BY S1; DUMP X;

A) Option C
B) Option A
C) Option B
D) Option D

3. Which one of the following statements regarding the components of YARN is FALSE?

A) The ResourceManager monitors and restarts any failed Containers
B) A client application submits a YARW job to the ResourceManager
C) The ResourceManager is responsible for scheduling and allocating resources
D) A Container executes a specific task as assigned by the ApplicationMaster

4. How are keys and values presented and passed to the reducers during a standard sort and shuffle phase of MapReduce?

A) Keys are presented to reducer in sorted order; values for a given key are sorted in ascending order.
B) Keys are presented to a reducer in random order; values for a given key are not sorted.
C) Keys are presented to reducer in sorted order; values for a given key are not sorted.
D) Keys are presented to a reducer in random order; values for a given key are sorted in ascending order.

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

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

Solutions: