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

1. Which HDFS command uploads a local file X into an existing HDFS directory Y?

A) hadoop fs -localPut X Y
B) hadoop scp X Y
C) hadoop fs -get X Y
D) hadoop fs-put X Y

2. Which two of the following statements are true about Pig's approach toward data? Choose 2 answers

A) Accepts tab-delimited text data only
B) Accepts data whether it has metadata or not
C) Accepts only data that has a key/value pair structure
D) Accepts any data: structured or unstructured
E) Accepts only data that is defined by metadata tables stored in a database

3. In Hadoop 2.0, which TWO of the following processes work together to provide automatic failover of the NameNode? Choose 2 answers

A) ZooKeeper
B) QuorumManager
C) ZKFailoverController
D) JournalNode

4. Which one of the following statements is false about HCatalog?

A) Provides a shared schema mechanism
B) Designed to be used by other programs such as Pig, Hive and MapReduce
C) Exists as a subproject of Hive
D) Stores HDFS data in a database for performing SQL-like ad-hoc queries

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

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

Solutions: