Free Master of Data science Big Data Questions and Answers

Question 1

Which of the following terms best describes the illustration below?

Accepted Answer

Big Data

Answer

Dark Data

Answer

Large Data

Answer

None of the above

Question 2

Identify the accurate statement.

Accepted Answer

None of the above

Answer

Data Cleaning focuses on prediction, based on known properties learned from the training data

Answer

Representing data in a form which both mere mortals can understand and get valuable insights is as much a science as much as it is art

Answer

Machine learning focuses on prediction, based on known properties learned from the training data

Question 3

Which of the following big data traits is comparatively more important to data science?

Accepted Answer

Variety

Answer

Volume

Answer

Velocity

Answer

None of the above

Question 4

Which of the following analytic skills does an information management organization offer?

Accepted Answer

All of the above

Answer

Information Integration

Answer

Content Management

Answer

Stream Computing

Question 5

Identify the incorrect statement.

Accepted Answer

Big Data is just about lots of data

Answer

The big volume indeed represents Big Data

Answer

The data growth and social media explosion have changed how we look at the data

Answer

All of the above

Question 6

After gathering the data, which of the following steps does the data scientist perform?

Accepted Answer

Data Cleansing

Answer

Data Replication

Answer

Data Integration

Answer

All of the above

Question 7

Which of the following focuses on the data's (previously unidentified) qualities being discovered?

Accepted Answer

Data mining

Answer

Machine Learning

Answer

Data wrangling

Answer

Big Data

Question 8

Data that list all findings in a category are referred to as _________ data.

Accepted Answer

summarized

Answer

raw

Answer

frequency

Answer

None of the above

Question 9

Which of the subsequent is an illustration of raw data?

Accepted Answer

All of the above

Answer

a real-time GPS-encoded navigation file

Answer

initial time-series file of temperature values

Answer

original swath files generated from a sonar system

Question 10

Identify the accurate statement.

Accepted Answer

Primary data is original source of data

Answer

Secondary data is original source of data

Answer

Questions are obtained after data processing steps

Answer

None of the above