Bid Data: Day 2

Hadoop is a framework that works with a variety of related tools. Common cohorts include ____

• MapReduce, Hive and HBase

• MapReduce, MySQL and Google Apps

• MapReduce, Hummer and Iguana

• MapReduce, Heron and Trumpet

What was Hadoop named after?

• Creator Doug Cutting’s favorite circus act

• Cutting’s high school rock band

• The toy elephant of Cutting’s son

• A sound Cutting’s laptop made during Hadoop development

A ____ serves as the master and there is only one NameNode per cluster.

• Data Node

• NameNode

• Data block

• Replication

All of the following accurately describe Hadoop, EXCEPT ____

• Open-source

• Real-time

• Java-based

• Distributed computing approach

Hive also support custom extensions written in ____

• C#

• Java

• C

• C++

Which of the following is/are the primary components of Hadoop?

• YARN

• HDFS

• MapReduce

• All of the above

What is the order of the three steps to Map Reduce?

• Map--> Shuffle and Sort-->Reduce

• Map-->Reduce-->Shuffle and Sort

• Shuffle and Sort-->Map -->Reduce

• Shuffle and Sort--> Reduce--> Map

Which of the following is true about MapReduce?

• It provides the resource management

• An open source data warehouse system for querying and analyzing large datasets stored in hadoop files

• Data processing layer of hadoop

Pig is a

• Programming language

• Data Flow language

• Query Language

• Database

__________ is a platform for constructing data flows for extract, transform, and load (ETL) processing and analysis of large datasets.

• Pig Latin

• Oozie

• Pig

• Hive