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

1. Which one of the following statements describes a Hive user-defined aggregate function?

A) Operates on multiple input rows and produces a table as output
B) Operates on a single input row and produces a table as output
C) Operates on multiple input rows and creates a single row as output
D) Operates on a single input row and produces a single row as output

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

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

3. Which two of the following are true about this trivial Pig program' (choose Two)

A) myfile is read from the user's home directory in HDFS
B) Pig assumes the contents of myfile are comma delimited
C) ABC has a schema associated with it
D) The contents of myfile appear on stdout

4. Which of the following tool was designed to import data from a relational database into HDFS?

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

5. What does Pig provide to the overall Hadoop solution?

A) Legacy language Integration with MapReduce framework
B) Simple scripting language for writing MapReduce programs
C) Database table and storage management services
D) C++ interface to MapReduce and data warehouse infrastructure

Solutions: