Author Question: Which of the following is not true of data repositories? A) They are usually created after the ... (Read 72 times)

asmith134

  • Hero Member
  • *****
  • Posts: 576
Which of the following is not true of data repositories?
 
  A) They are usually created after the database has been implemented and optimized for performance.
  B) They may be virtual.
  C) They may contain metadata about database applications.
  D) They may contain metadata about users.

Question 2

In market basket analysis, confidence is the probability that one particular product will be purchased.
 
  Indicate whether the statement is true or false



parker125

  • Sr. Member
  • ****
  • Posts: 332
Answer to Question 1

A

Answer to Question 2

FALSE



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

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?

As many as 28% of hospitalized patients requiring mechanical ventilators to help them breathe (for more than 48 hours) will develop ventilator-associated pneumonia. Current therapy involves intravenous antibiotics, but new antibiotics that can be inhaled (and more directly treat the infection) are being developed.

Did you know?

Astigmatism is the most common vision problem. It may accompany nearsightedness or farsightedness. It is usually caused by an irregularly shaped cornea, but sometimes it is the result of an irregularly shaped lens. Either type can be corrected by eyeglasses, contact lenses, or refractive surgery.

Did you know?

Although not all of the following muscle groups are commonly used, intramuscular injections may be given into the abdominals, biceps, calves, deltoids, gluteals, laterals, pectorals, quadriceps, trapezoids, and triceps.

Did you know?

Aspirin may benefit 11 different cancers, including those of the colon, pancreas, lungs, prostate, breasts, and leukemia.

For a complete list of videos, visit our video library