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DSR_Quiz 1 - introduction Flashcards | StudBud

Explore/DSR_Quiz 1 - introduction

DSR_Quiz 1 - introduction

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Questions 6

Answers

1
Which of the following is true about Hadoop
It is a relational database.
It is a modern software for creating websites
It is a proprietary software licensed by IBM
It is an opensource software framework written in Java
2
Which is not true about R?
It is a free software.
Can be used to create graphs.
Very difficult language with lot of syntactic complexity.
Can be used for statistics and probability.
3
An example of semi structured data is ...
An XML file
A table in Oracle database
An excel document
A csv file containing employee details
4
Which is the skill not needed by a data scientist?
Machine Learning
Visualization
Java or Scala programming
Statistics and probability
5
Which of the following is an example of a NOSQL database. Can choose multiple
MongoDB
Teradata
Oracle
Terraform
6
Which of the following is not an RDBMS system?
mysql
Teradata
MongoDB
Oracle