Author Question: An associative entity is used for repeating groups. Indicate whether the statement is true or ... (Read 52 times)

berenicecastro

  • Hero Member
  • *****
  • Posts: 581
An associative entity is used for repeating groups.
 
  Indicate whether the statement is true or false

Question 2

Why would a company issuing credit cards use a code that is much larger than the minimum length?
 
  A) to allow for expansion, since the customer growth may increase exponentially
  B) because the numbers are assigned sequentially and the codes should not use all possible numbers
  C) so that a person would not be able to guess a credit card number and illegally use it to purchase goods
  D) because the codes use the alphabetic derivation format
  E) since the codes are used to do inquiries on the data within them



jomama

  • Sr. Member
  • ****
  • Posts: 346
Answer to Question 1

FALSE

Answer to Question 2

C



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

Over time, chronic hepatitis B virus and hepatitis C virus infections can progress to advanced liver disease, liver failure, and hepatocellular carcinoma. Unlike other forms, more than 80% of hepatitis C infections become chronic and lead to liver disease. When combined with hepatitis B, hepatitis C now accounts for 75% percent of all cases of liver disease around the world. Liver failure caused by hepatitis C is now leading cause of liver transplants in the United States.

Did you know?

People with alcoholism are at a much greater risk of malnutrition than are other people and usually exhibit low levels of most vitamins (especially folic acid). This is because alcohol often takes the place of 50% of their daily intake of calories, with little nutritional value contained in it.

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?

Approximately one in three babies in the United States is now delivered by cesarean section. The number of cesarean sections in the United States has risen 46% since 1996.

Did you know?

In the ancient and medieval periods, dysentery killed about ? of all babies before they reach 12 months of age. The disease was transferred through contaminated drinking water, because there was no way to adequately dispose of sewage, which contaminated the water.

For a complete list of videos, visit our video library