Author Question: Which of the following is not true about N:M recursive relationships? A) Both foreign keys in the ... (Read 31 times)

KimWrice

  • Hero Member
  • *****
  • Posts: 579
Which of the following is not true about N:M recursive relationships?
 
  A) Both foreign keys in the intersection table refer to the same table.
  B) Since it is a recursive relationship, an intersection table is not needed.
  C) The foreign keys in the intersection table can't refer to the same attribute in the parent table.
  D) Both B and C are correct.

Question 2

Users log into MySQL Community Server 5.6 using the Connect to MySQL Server dialog box.
 
  Indicate whether the statement is true or false



perkiness

  • Sr. Member
  • ****
  • Posts: 348
Answer to Question 1

D

Answer to Question 2

TRUE



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

During the twentieth century, a variant of the metric system was used in Russia and France in which the base unit of mass was the tonne. Instead of kilograms, this system used millitonnes (mt).

Did you know?

An identified risk factor for osteoporosis is the intake of excessive amounts of vitamin A. Dietary intake of approximately double the recommended daily amount of vitamin A, by women, has been shown to reduce bone mineral density and increase the chances for hip fractures compared with women who consumed the recommended daily amount (or less) of vitamin A.

Did you know?

About 3.2 billion people, nearly half the world population, are at risk for malaria. In 2015, there are about 214 million malaria cases and an estimated 438,000 malaria deaths.

Did you know?

Recent studies have shown that the number of medication errors increases in relation to the number of orders that are verified per pharmacist, per work shift.

Did you know?

The average office desk has 400 times more bacteria on it than a toilet.

For a complete list of videos, visit our video library