This topic contains a solution. Click here to go to the answer

Author Question: Explain the functions of a data warehouse. What will be an ideal ... (Read 168 times)

cagreen833

  • Hero Member
  • *****
  • Posts: 544
Explain the functions of a data warehouse.
 
  What will be an ideal response?

Question 2

Each task in a systems development project should culminate in one or more ________.
 
  A) deliverables
  B) zones
  C) segments
  D) designs



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

kiamars2010

  • Sr. Member
  • ****
  • Posts: 341
Answer to Question 1

The functions of a data warehouse are to:
1. Obtain data
2. Cleanse data
3. Organize and relate data
4. Catalog data
Programs read operational and other data and extract, clean, and prepare that data for business
intelligence processing. The prepared data are stored in a data warehouse database using a data
warehouse DBMS, which can be different from an organization's operational DBMS. Data
warehouses include data that are purchased from outside sources. Metadata concerning the
dataits source, its format, its assumptions and constraints, and other facts about the dataare
kept in a data warehouse metadata database. The data warehouse DBMS extracts and provides
data to BI applications.

Answer to Question 2

A




cagreen833

  • Member
  • Posts: 544
Reply 2 on: Jul 7, 2018
:D TYSM


Alyson.hiatt@yahoo.com

  • Member
  • Posts: 354
Reply 3 on: Yesterday
Gracias!

 

Did you know?

Drug abusers experience the following scenario: The pleasure given by their drug (or drugs) of choice is so strong that it is difficult to eradicate even after years of staying away from the substances involved. Certain triggers may cause a drug abuser to relapse. Research shows that long-term drug abuse results in significant changes in brain function that persist long after an individual stops using drugs. It is most important to realize that the same is true of not just illegal substances but alcohol and tobacco as well.

Did you know?

ACTH levels are normally highest in the early morning (between 6 and 8 A.M.) and lowest in the evening (between 6 and 11 P.M.). Therefore, a doctor who suspects abnormal levels looks for low ACTH in the morning and high ACTH in the evening.

Did you know?

The types of cancer that alpha interferons are used to treat include hairy cell leukemia, melanoma, follicular non-Hodgkin's lymphoma, and AIDS-related Kaposi's sarcoma.

Did you know?

There are 60,000 miles of blood vessels in every adult human.

Did you know?

For pediatric patients, intravenous fluids are the most commonly cited products involved in medication errors that are reported to the USP.

For a complete list of videos, visit our video library