Business Driven Technology
7th Edition
ISBN: 9781259567322
Author: Paige Baltzan Instructor
Publisher: McGraw-Hill Education
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Question
Chapter 7, Problem 5CQ
Program Plan Intro
Dirty data:
- This type of data is inaccurate, incomplete or inconsistent data, in a computer system or
database . - Dirty data can contain mistakes like incorrect data associated with a field, spelling or punctuation errors, incomplete or out-dated data, or even data, or even data that has been duplicated in the database.
- Dirty data is also known as rogue data and it can be cleaned through a process known as data cleansing (scrubbing).
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Please explain how data profiling enhances data quality.
Data confidentiality is difficult to pin down.
Explain the concept of data warehousing and how it supports business intelligence and reporting. Provide examples of industries that heavily rely on data warehousing.
Chapter 7 Solutions
Business Driven Technology
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