Big data summary

Question 1

What is the definition of big data?

Answer 1

A large amount of information which is analysed then held and stored for a variety of uses.

Question 2

What are the common uses of big data?

Answer 2

Location,Advertisement/commercial use,personal information about you and others are all common uses of data.

Question 3

What are the 5 V’s?

Answer 3

Volume
variety
velocity
veracity
value

Question 4

What difficulties could be faced when analysing big data?

Answer 4

Too much data can cause errors and incorrect information.
Keeping your data private or losing your personal data allowing access for others to use this data.
Different types of data.

Question 5

Hadoop definition

Answer 5

Hadoop is a disrupted file system for storing data as well as running applications for this.

Question 6

Parallel processing definition

Answer 6

Is the process of dividing data in order to make an error or data more insignificant and needs less time to analyse.

Question 7

Cassandra definition

Answer 7

An application that is a database management system that handles large amounts of data.-