Apache Hadoop/Hadoop Basics MCQs Sample Test,Sample questions

Question:

All of the following accurately describe Hadoop, EXCEPT:

1.Open source

2.Real-time

3.Java-based

4.Distributed computing approach

Answer:2

Question:

Hadoop achieves reliability by replicating the data across multiple hosts, and hence does not require ________ storage on hosts.

1.RAID

2.Standard RAID levels

3. ZFS

4.Operating system

Answer:1

Question:

Point out the wrong statement :

1.Elastic MapReduce (EMR) is Facebook's packaged Hadoop offering

2.Amazon Web Service Elastic MapReduce (EMR) is Amazon's packaged Hadoop offering

3.Scalding is a Scala API on top of Cascading that removes most Java boilerplate

4.All of the mentioned

Answer:1

Question:

What was Hadoop written in ?

1.Java (software platform)

2.Perl

3.Java (programming language)

4.Lua (programming language)

Answer:3

Question:

Which of the following genres does Hadoop produce ?

1.Distributed file system

2.JAX-RS

3. Java Message Service

4.Relational Database Management System

Answer:1

Question:

Which of the following platforms does Hadoop run on ?

1. Bare metal

2.Debian

3.Cross-platform

4.Unix-like

Answer:3

Question:

________ is the most popular high-level Java API in Hadoop Ecosystem

1. Scalding

2.HCatalog

3.Cascalog

4.Cascading

Answer:4

Question:

___________ is general-purpose computing model and runtime system for distributed data analytics.

1.Mapreduce

2.Drill

3.Oozie

4.None of the mentioned

Answer:1