Chapter 1 An Overview of Business Intelligence, Analytics, and Data Science

Question 1

What are the changing environments and evolving needs for decision support and analytics?

Answer 1

1. Group communication and collaboration
2. Improved data management
3. Managing giant data warehouses and big data
4. Analytical support
5. Overcoming cognitive limits in processing and storing information.
6. Knowledge management
7. Anywhere, anytime support

Question 2

3 components of high-level architecture of BI

Answer 2

Data Warehouse Environment
Business Analytics Environment
Performance & Strategy

Question 3

Definition of Business Intelligence

Answer 3

An umbrella term that combines architectures, tools, databases,
analytical tools, applications, and methodologies

Question 4

Online Transaction Processing (OLTP)

Answer 4

– Operational databases
– ERP, SCM, CRM, …
– Goal: data capture
http://xiostorage.com/solutions/online-transaction-processing-oltp/

Question 5

Online Analytical Processing (OLAP)

Answer 5

– Data warehouses
– Goal: decision support

Question 6

Three Types of Business Analytics

Answer 6

Descriptive
Predictive
Prescriptive