83 Best Data Questions and Answers (Q&A) - ProProfs Discuss

What is the standard methodology followed for building data warehouse?

Lol
Answered: Apr 18, 2024

Standard methodology includes Extract, Transform, Load.

1 Answer

236 views

What is the difference between Ordinal Data and Interval Data?

J. Emmerich, Web Content Writer
Answered: May 06, 2020

Interval and ordinal data are two data types used in statistics and a unit of measurement used in data quantities. Ordinal data are known to be characterized by a clear and natural sequence,...Read More

4 Answers

234 views

How does Hadoop do the reading faster?

Mudda Prince
Answered: Aug 17, 2019

Hadoop is an amazing programming framework that is quickly gaining prominence. It is sponsored by the Apache Software Foundation and has the support of the Java programming community. Hadoop as a...Read More

2 Answers

231 views

What would you do if the data you collected did not support the theory you studied?

Carrasco
Answered: Apr 18, 2024

I would take each of steps a through c.

Often, when using theory as the basis for a study, one may find that the theory was not supported. This can occur for several reasons, such as the...Read More

1 Answer

224 views

What is the difference between Qualitative Analysis and Quantitative Analysis?

D. Ronald, Writer
Answered: May 05, 2020

Qualitative analysis and quantitative analysis are two basic methods of receiving and interpreting data in research. These methods can be used separately or even together. However, they have some...Read More

6 Answers

145 views

What is the difference between Data Hiding and Data Encapsulation?

N. Jarah
Answered: Jul 01, 2020

Data hiding, otherwise known as abstraction, and encapsulation are both basic oriented programming—concepts that allow you to apply real-world objects into programs and codes. Abstraction...Read More

3 Answers

117 views

What is the difference between Data Mining and Data Warehousing?

Justin Thomas, Business Consultant
Answered: Nov 09, 2020

The main difference between data warehousing and data mining:
Data warehousing is the process of compiling and organizing data into one common database.
Data mining is the process of...Read More

1 Answer

56 views

What's difference between the data subject and data protector?

L. Hawkes, Teacher
Answered: Mar 31, 2020

Data subject and data protectors are two entities that are different from each other, though they both have to do with data. First of all, what or who is a data subject? The data subject has to...Read More

1 Answer

34 views

What does a data scientist need the most?

Kannam kannamprasad
Answered: May 19, 2021

Python is the most common coding language I typically see required in data science roles, along with Java, Perl, or C/C++. Python is a great programming language for data scientists. This is why...Read More

1 Answer

18 views

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