BDA UNIT 4

What are the main components of big data?

• HDFS

• MapReduce

• YARN

• All of the above

On which of the following platforms does Hadoop run?

• Debian

• Cross-platform

• Bare metal

• Unix-like

Data in ____ bytes size is called big data

• Meta

• Giga

• Tera

• Peta

Transaction of data of the bank is a type of.

• Unstructured data

• Structured data

• Both a and b

• None of the above

The total forms of big data is ____

• 1

• 2

• 3

• 4

Identify the incorrect big data Technologies.

• Apache Pytorch

• Apache Kafka

• Apache Hadoop

• Apache Spark

In which language is Hadoop written?

• C++

• Java

• Rust

• Python

___________ is a collection of data that is used in volume, yet growing exponentially with time

• Big Database

• Big DBMS

• Big Datafile

• Big Data

What is the use of data cleaning?

• To remove the noisy data

• Transformations to correct the wrong data.

• Correct the inconsistencies in data

• All of the above

What is the minimum amount of data that a disk can read or write in HDFS?

• Byte size

• Block size

• Heap

• None of the above