Hadoop Quiz

What is Hadoop?

• A programming language

• An open-source framework for big data

• A cloud storage service

• A type of database

What does HDFS stand for?

• High Distributed File System

• Hadoop Distributed File System

• High Data File Storage

• Hadoop Data Framework System

What is the purpose of MapReduce?

• To process large data sets in parallel

• To store data securely

• To create user interfaces

• To manage resources in a cluster

What does YARN stand for?

• Yet Another Resource Negotiator

• Your Application Resource Negotiator

• Your Application Resource Network

• Yet Another Resource Node

Which component of Hadoop is responsible for resource management?

• Hadoop Common

• YARN

• MapReduce

• HDFS

What is Hive used for?

• Data migration

• Data analysis using SQL

• Data storage

• Data collection

Which of the following is a NoSQL database in the Hadoop ecosystem?

• HDFS

• HBase

• Hive

• Pig

What is the default block size in HDFS?

• 64 MB

• 128 MB

• 256 MB

• 512 MB

What feature allows Hadoop to handle data from gigabytes to petabytes?

• Low cost

• High performance

• Scalability

• Fault tolerance

What is the main advantage of Hadoop being open-source?

• It is faster than proprietary software

• It is free to use and modify

• It is more secure

• It requires less hardware