Hortonworks Apache-Hadoop-Developer

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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. MapReduce v2 (MRv2/YARN) is designed to address which two issues?

A) Reduce complexity of the MapReduce APIs.
B) Single point of failure in the NameNode.
C) HDFS latency.
D) Ability to run frameworks other than MapReduce, such as MPI.
E) Standardize on a single MapReduce API.
F) Resource pressure on the JobTracker.

2. What are the TWO main components of the YARN ResourceManager process? Choose 2 answers

A) Applications Manager
B) Scheduler
C) Job Tracker
D) Task Tracker

3. 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 x.-FROM org.apache.hcatalog.hive.HCatLoader('x');
D) SELECT * FROM x;

4. Which project gives you a distributed, Scalable, data store that allows you random, realtime read/write access to hundreds of terabytes of data?

A) Oozie
B) Hive
C) Hue
D) Pig
E) Flume
F) Sqoop
G) HBase

5. Given the following Pig commands:

Which one of the following statements is true?

A) The $1 variable represents the second column of data in 'my.log'
B) The grouped relation is not valid
C) The severe relation is not valid
D) The $1 variable represents the first column of data in 'my.log'

Solutions: