« previous next »

Author Question: Discuss the four key terms (subject-oriented, integrated, time-variant, and nonupdateable) related ... (Read 64 times)

Beheh

  • Hero Member
  • *****
  • Posts: 520
on: Jul 7, 2018
Discuss the four key terms (subject-oriented, integrated, time-variant, and nonupdateable) related to data warehousing.
 
  What will be an ideal response?

Question 2

Research shows that if an online customer does not get the service he or she expects within a few ________, the customer will switch to a competitor.
 
  A) seconds
  B) minutes
  C) hours
  D) days
Modern Database Management ¦ Hoffer, Venkataraman, Topi ¦ 13th Edition
Buy Test-Bank


Benayers

  • Sr. Member
  • ****
  • Posts: 328
Reply #1 on: Jul 7, 2018
Answer to Question 1

A data warehouse is subject-oriented, meaning that it is organized around key subjects of the enterprise. It is also integrated, meaning that the warehouse holds verified data that is the gold standard. It is also time-variant, meaning that we keep track of time using a time dimension. Finally, a data warehouse is nonupdateable, meaning that data are loaded from operational systems and not users.

Answer to Question 2

A


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

Your skin wrinkles if you stay in the bathtub a long time because the outermost layer of skin (which consists of dead keratin) swells when it absorbs water. It is tightly attached to the skin below it, so it compensates for the increased area by wrinkling. This happens to the hands and feet because they have the thickest layer of dead keratin cells.

Did you know?

There are 20 feet of blood vessels in each square inch of human skin.

Did you know?

Certain chemicals, after ingestion, can be converted by the body into cyanide. Most of these chemicals have been removed from the market, but some old nail polish remover, solvents, and plastics manufacturing solutions can contain these substances.

Did you know?

The most common treatment options for addiction include psychotherapy, support groups, and individual counseling.

Did you know?

Thyroid conditions cause a higher risk of fibromyalgia and chronic fatigue syndrome.

The recent mass upheavals in Tunisia, Egypt, Libya, Yemen, and Syria gave political scientists a cha The recent mass upheavals in Tunisia, Egypt, Libya, Yemen, and Syria gave political scientists a cha
Frequently Used Computer Terms Frequently Used Computer Terms
Frequently Used Computer Terms Frequently Used Computer Terms
Conscientiousness is negatively correlated with a number of health-related behaviors. The higher the ... Conscientiousness is negatively correlated with a number of health-related behaviors. The higher the ...
Average real hourly wages (2010 dollars) by education level, full-time workers aged 17 to 34 in 2011 Average real hourly wages (2010 dollars) by education level, full-time workers aged 17 to 34 in 2011
Write equilibrium constant expressions for the following reactions in terms of concentration: Write equilibrium constant expressions for the following reactions in terms of concentration:
Video: Phases of mitosis

For a complete list of videos, visit our video library