Author Question: Discuss the four key terms related to data warehousing. What will be an ideal ... (Read 49 times)

eruditmonkey@yahoo.com

  • Hero Member
  • *****
  • Posts: 546
Discuss the four key terms related to data warehousing.
 
  What will be an ideal response?

Question 2

Cisco's WebEx is an example of which of the following types of collaboration tools?
 
  A) Blog
  B) Team room
  C) Online meeting
  D) Group calendar
  E) Wiki


Yixagurpuldink

  • Sr. Member
  • ****
  • Posts: 341
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

C



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

Alzheimer's disease affects only about 10% of people older than 65 years of age. Most forms of decreased mental function and dementia are caused by disuse (letting the mind get lazy).

Did you know?

The average adult has about 21 square feet of skin.

Did you know?

Studies show that systolic blood pressure can be significantly lowered by taking statins. In fact, the higher the patient's baseline blood pressure, the greater the effect of statins on his or her blood pressure.

Did you know?

According to animal studies, the typical American diet is damaging to the liver and may result in allergies, low energy, digestive problems, and a lack of ability to detoxify harmful substances.

Did you know?

When Gabriel Fahrenheit invented the first mercury thermometer, he called "zero degrees" the lowest temperature he was able to attain with a mixture of ice and salt. For the upper point of his scale, he used 96°, which he measured as normal human body temperature (we know it to be 98.6° today because of more accurate thermometers).

For a complete list of videos, visit our video library