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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. In a MapReduce job with 500 map tasks, how many map task attempts will there be?

A) Between 500 and 1000.
B) Exactly 500.
C) At most 500.
D) It depends on the number of reduces in the job.
E) At least 500.

2. You want to Ingest log files Into HDFS, which tool would you use?

A) Sqoop
B) Flume
C) HCatalog
D) Ambari

3. In a large MapReduce job with m mappers and n reducers, how many distinct copy
operations will there be in the sort/shuffle phase?

A) n
B) mXn (i.e., m multiplied by n)
C) m+n (i.e., m plus n)
D) mn (i.e., m to the power of n)
E) m

4. 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 B
B) Option C
C) Option A
D) Option D

5. Which one of the following is NOT a valid Oozie action?

A) hive
B) pig
C) mapreduce
D) mrunit

Solutions: