Descriptive Analytics correct answers Describe performance, based on established data
Examples: Financial Reports, Statistics
Prescriptive Analytics correct answers Analysis of current data and situations
Examples: Optimization, Simulation
Predictive Analytics correct answers Predict future...
ITSS 4351 Exam 2 || A+ Verified Solutions.
Descriptive Analytics correct answers Describe performance, based on established data
Examples: Financial Reports, Statistics
Prescriptive Analytics correct answers Analysis of current data and situations
Examples: Optimization, Simulation
Predictive Analytics correct answers Predict future trends and behavior based on past
performance
Examples: Credit Scoring, Sales Projections
3 types of business questions correct answers - Descriptive
- Prescriptive
- Predictive
OLTP (On-Line Transaction Processing) correct answers •Operational systems to support the
EXECUTION of individual business processes
•Processes are stable, predictable, pre-defined, real-time
•Optimized for transaction processing: (Select, Insert, Update, Delete)
DW/BI (Data Warehouse/Business Intelligence) correct answers •Support the EVALUATION of
multiple business processes and effects
•Optimized for query processing: (Select)
•Ad-hoc, querying very large amounts of data
ETL Process correct answers •Extract: obtain data from operational, internal, and external
databases.
•Transform: cleanse and translate data; normalize
•Load: organize and relate data; catalog data using metadata
Types of data correct answers Structured, Non-structured, and Semi-structured
Structured data correct answers Explicit, Continuous, Discrete, Numeric
Semi-structured correct answers Hybrid, Documents/Text, Media (with metadata)
Non-structured correct answers Tacit, Media (without metadata)
Explicit vs Tacit correct answers Explicit is knowledge that can be easily communicated and
understood.
Tacit is difficult to transfer to another by writing it down or verbalizaing.
Taxonomy correct answers the set of derivations and methods of classifying and/or indexing
semi and non-structured data into structured information which can be used in analysis
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller FullyFocus. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $10.39. You're not tied to anything after your purchase.
