Author Question: On a class diagram, a ternary relationship is represented by a rounded rectangle. Indicate ... (Read 79 times)

@Brianna17

  • Hero Member
  • *****
  • Posts: 550
On a class diagram, a ternary relationship is represented by a rounded rectangle.
 
  Indicate whether the statement is true or false

Question 2

A named two-dimensional table of data is a(n):
 
  A) network.
  B) tree structure.
  C) relation.
  D) tuple.
  E) object.



shaquita

  • Sr. Member
  • ****
  • Posts: 324
Answer to Question 1

FALSE
Explanation: As in an E-R diagram, we represent a ternary relationship using a diamond symbol and place the name of the relationship there.
CL

Answer to Question 2

C
Explanation: C) A relation contains two-dimensions including attributes (columns) and records (rows).
CL



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

If all the neurons in the human body were lined up, they would stretch more than 600 miles.

Did you know?

Before a vaccine is licensed in the USA, the Food and Drug Administration (FDA) reviews it for safety and effectiveness. The CDC then reviews all studies again, as well as the American Academy of Pediatrics and the American Academy of Family Physicians. Every lot of vaccine is tested before administration to the public, and the FDA regularly inspects vaccine manufacturers' facilities.

Did you know?

The human body's pharmacokinetics are quite varied. Our hair holds onto drugs longer than our urine, blood, or saliva. For example, alcohol can be detected in the hair for up to 90 days after it was consumed. The same is true for marijuana, cocaine, ecstasy, heroin, methamphetamine, and nicotine.

Did you know?

Famous people who died from poisoning or drug overdose include, Adolf Hitler, Socrates, Juan Ponce de Leon, Marilyn Monroe, Judy Garland, and John Belushi.

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