« previous next »

Author Question: Relational databases establish the relationships between entities by means of common fields included ... (Read 237 times)

tth

  • Hero Member
  • *****
  • Posts: 579
on: Jul 7, 2018
Relational databases establish the relationships between entities by means of common fields included in a file called a(n):
 
  A) entity.
  B) relationship.
  C) relation.
  D) association.

Question 2

________ are established between entities in a well-structured database so that the desired information can be retrieved.
 
  A) Entities
  B) Relationships
  C) Lines
  D) Ties
Modern Database Management ¦ Hoffer, Venkataraman, Topi ¦ 13th Edition
Buy Test-Bank


Ahernandez18

  • Sr. Member
  • ****
  • Posts: 361
Reply #1 on: Jul 7, 2018
Answer to Question 1

C

Answer to Question 2

B


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

When blood is deoxygenated and flowing back to the heart through the veins, it is dark reddish-blue in color. Blood in the arteries that is oxygenated and flowing out to the body is bright red. Whereas arterial blood comes out in spurts, venous blood flows.

Did you know?

Though “Krazy Glue” or “Super Glue” has the ability to seal small wounds, it is not recommended for this purpose since it contains many substances that should not enter the body through the skin, and may be harmful.

Did you know?

There are approximately 3 million unintended pregnancies in the United States each year.

Did you know?

Side effects from substance abuse include nausea, dehydration, reduced productivitiy, and dependence. Though these effects usually worsen over time, the constant need for the substance often overcomes rational thinking.

Did you know?

Vital signs (blood pressure, temperature, pulse rate, respiration rate) should be taken before any drug administration. Patients should be informed not to use tobacco or caffeine at least 30 minutes before their appointment.

Common arachnids. Common arachnids.
Testing Visual Fields by Confrontation: The nurse and patient should be approximately at an eye to e Testing Visual Fields by Confrontation: The nurse and patient should be approximately at an eye to e
common housefly (Musca domestica) common housefly (Musca domestica)
Common Pathological Conditions of the Integumentary System Common Pathological Conditions of the Integumentary System
Common Root Words and Combining Forms Cont Common Root Words and Combining Forms Cont
Video: Bond types - Atomic structure and basis of bonds

For a complete list of videos, visit our video library