This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: Metadata about the data's source, format, assumptions, and constraints are kept in a data warehouse ... (Read 24 times)

nenivikky

  • Hero Member
  • *****
  • Posts: 516
on: Jul 7, 2018
Metadata about the data's source, format, assumptions, and constraints are kept in a data warehouse metadata database.
 
  Indicate whether the statement is true or false

Question 2

A surrogate key should be considered when ________.
 
  A) A relationship is N:M
  B) A composite key is required
  C) The key contains a lengthy text field
  D) The key contains a number


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

adammoses97

  • Sr. Member
  • ****
  • Posts: 337
Reply #1 on: Jul 7, 2018
Answer to Question 1

TRUE

Answer to Question 2

C


nenivikky

  • Member
  • Posts: 516
Reply 2 on: Jul 7, 2018
Gracias!

Chelseyj.hasty

  • Member
  • Posts: 319
Reply 3 on: Yesterday
Great answer, keep it coming :)

« previous next »
 

Did you know?

Vaccines prevent between 2.5 and 4 million deaths every year.

Did you know?

Anesthesia awareness is a potentially disturbing adverse effect wherein patients who have been paralyzed with muscle relaxants may awaken. They may be aware of their surroundings but unable to communicate or move. Neurologic monitoring equipment that helps to more closely check the patient's anesthesia stages is now available to avoid the occurrence of anesthesia awareness.

Did you know?

Bisphosphonates were first developed in the nineteenth century. They were first investigated for use in disorders of bone metabolism in the 1960s. They are now used clinically for the treatment of osteoporosis, Paget's disease, bone metastasis, multiple myeloma, and other conditions that feature bone fragility.

Did you know?

Blood is approximately twice as thick as water because of the cells and other components found in it.

Did you know?

There are more sensory neurons in the tongue than in any other part of the body.

A Model of a Pulsating X-Ray Source A Model of a Pulsating X-Ray Source
(a) A turbidometry detector measures laser light directly across from the light source. The sample, ... (a) A turbidometry detector measures laser light directly across from the light source. The sample, ...
Apply the heat source, and ask for immediate feedback on the heat intensity felt by the recipient. ... Apply the heat source, and ask for immediate feedback on the heat intensity felt by the recipient. ...
Avocados are a good source of pantothenic acid, dietary fiber, vitamin K Avocados are a good source of pantothenic acid, dietary fiber, vitamin K
Demographic Data for India Demographic Data for India
Linkage Data from 39 Families with Cystic Fibrosis Linkage Data from 39 Families with Cystic Fibrosis
Video: Stretch reflex & Tendon reflex

For a complete list of videos, visit our video library