Chapter 17

Question 1

Business Intelligence (BI)

Answer 1

an assortment of software applications used to analyze an organization’s raw data

Question 2

Decision Support Systems (DSS)

Answer 2

computer-based systems that support an organization’s decision-making activities

Question 3

how much does big data or poor quality data cost a big business?

Answer 3

around 600 billion annually causes them to make poor quality decisions

Question 4

Big Data

Answer 4

all the data the collect even if they don’t actually use it, data includes information about people, places, things, etc.
could be text messages, photos someones posts, emails, anything that can be collected

Question 5

How can marketing, transportation, govt. and public administration, healthcare, and cyber security?

Answer 5

Marketing- the more data they have on customers increases their ability to advertise products to customers well

Transportation- the more info they have on people and what kind of transportation people are using and which is preferred

Govt and public administration- more info about people in cities to improve funding goals for each cities public health

healthcare- the more info they have on health and habit of people better idea of how many doctors the city needs

cyber security- security online

Question 6

how did we get here with collecting data and how much data is generated?

Answer 6

started in the 1950’s, organizations started using and processing data and information to support the tactical and strategic decisions they made, or were going to make

things like personality tests

Question 7

Structured data

Answer 7

fixed formats, well labeled and often with traditional fields, needs to hav a recognizable pattern that allows it to be queried, searched, and in a standard format

Question 8

Unstructured data

Answer 8

disorganized data that cannot be easily read or processed by a computer because it is not stored in rows and columns like traditional data tables

is like collecting massive amounts of facebook messages and instagram posts to determine future fashion trends
90% of all data is unstructured

Question 9

Semi structured data

Answer 9

mix of unstructured and structured data and can possibly be converted into structured data, but not without a lot of work.

Question 10

the 4 V’s of big data

Answer 10

volume
velocity
variety
veracity

Question 11

Volume

Answer 11

Refers to the amount of data collected by an organization. How much data does your business need, and where do you keep it once you’ve collected it

Question 12

velocity

Answer 12

how fast data is collected and how quickly you can analyze the data

90% of the data has been created in the last 2 years
every 60 seconds videos are uploaded on the internet

Question 13

variety

Answer 13

what data is collected, Structured, Semi-structured, or Unstructured

Question 14

veracity

Answer 14

is the data complete and whole and is it well structured

Question 15

CRM, Customer Relationship Management

Answer 15

one type of software thats used to hold customer information, system that holds information about sales, marketing, customer service records

Question 16

Enterprise Resource Planning system ERP

Answer 16

how resources are used whats the customer relationship to the business, helps them plan resources and how to market them

Question 17

Data warehouses

Answer 17

used for big businesses

Question 18

datamart

Answer 18

used for smaller medium sized businesses and are cheaper, cant collect as much data and dont have all the data to ask as specific questions to help them market

Question 19

ETL

Answer 19

means Extract, Transform, and Load data

Question 20

Extract

Answer 20

extracting information/ data, when you determine where your data resides, you can start extracting it, often from Customer Relationship Management (CRM) or Enterprise Resource Planning (ERP) software

Question 21

Transform

Answer 21

Once you’ve extracted data, it needs to become normalized
normalizing data means organizing it into fields and records of a relational database it provides the standard format to analyze data

Question 22

Load

Answer 22

Once data is transformed and normalized, it’s ready to be finally transferred into the data warehouse or datamart
loading sometimes happens daily weekly, or hourly

Question 23

Hadoop

Answer 23

• has yellow elephant logo from creators sons stuffed animal
• open source project under apache
• its a cluster system HDFS (hadoop filing system)
• lets you store bigger files than you typically can and many many files
• its a distributed file system
• best for large companies like facebook, ebay, american express, google, target, walmart, airefares

Question 24

MapReduce

Answer 24

processes all the data , its the processing arm or engine of Hadoop was created in 2005

Question 25

data mining

Answer 25

called Data Discovery is the examination of huge sets of data to find patterns and connections, and identify outliers.

like when u watch something and they start suggesting similar things

Question 26

topic analytics

Answer 26

catalogued into different categories based on the topic
tries to catalog phrases of an organization’s customer feedback into relevant topics

Question 27

Business analytics

Answer 27

try to predict future trends to give them a competitive advantage

Question 28

Forms of business analytics

Answer 28

Descriptive- uses past research

Predictive- trying to predict future patterns

Decision- uses descriptive and predictive, past and present to make decisions

Question 29

how do you display the analytics and or data you share (data visualization)

Answer 29

power points and dashboards